Maroon Colors  ·  Color Library

Palettes / Colors / #577EFA

#577EFA — Light Vivid Blue

#577EFA is a blue color we call Light Vivid Blue, closest to the named color CornflowerBlue (#6495ED). It belongs to the blue family.

Color name

Closest CSS keyword: cornflowerblue (#6495ED) — not an exact match. CSS cornflowerblue gives you #6495ED, a different color; use #577EFA when you need this exact shade.

Sources: common names follow widely used color-name references; CSS keywords and their hex values follow the CSS Color specification.

#577EFA is a cool blue color associated with trust, calm and professionalism. It is saturated enough to be the accent — buttons, highlights and calls to action — while neutrals do the quiet work around it.

Its strongest partner is its complement #FAD457; it also sits naturally between #57CEFA and #8257FA. In the palettes below you can see it working alongside real color combinations from our collection.

#577EFA · RGB 87, 126, 250

Download PNG swatch SVG

Color values

HEX#577EFA
RGB87, 126, 250
HSL226°, 94%, 66%
HSV226°, 65%, 98%
CMYK65%, 50%, 0%, 2%
XYZ28.65, 23.85, 93.54
Yxy23.85, 0.1962, 0.1633
CIE-Lab55.94, 25.16, -66.09
Hunter Lab48.84, 22.20, -85.18

RGB & CMYK percentages

Red 34% · Green 49% · Blue 98%

Cyan 65% · Magenta 50% · Yellow 0% · Key 2%

CMYK values are unprofiled approximations for screen reference — not a print-proofing guarantee.

Previews

Sample text in #577EFA on black
Lorem ipsum dolor sit amet, consectetur adipiscing elit.
Sample text in #577EFA on white
Lorem ipsum dolor sit amet, consectetur adipiscing elit.

CSS code for #577EFA

.text { color: #577EFA; }
.background { background-color: #577EFA; }
.border { border: 3px solid #577EFA; }
.text-rgb { color: rgb(87, 126, 250); }
.text-hsl { color: hsl(226, 94%, 66%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #577EFA; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(87, 126, 250, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #577EFA; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(87, 126, 250, 0.8); }

HTML: <p style="color:#577EFA">Text here</p> · <div style="background-color:#577EFA">Div content here</div>

Shades of #577EFA

#3966F9#1B4FF8#073CE9#0634CB#052DAD#04258F#041D72#02144F#020D31#010514

Tints of #577EFA

#6688FA#7494FB#839FFB#92ABFC#A1B6FC#B0C2FD#BFCDFD#CED9FD#DCE4FE#EBF0FE

Tones of #577EFA

#6283EF#6E89E2#798FD7#8696CB#919CC0#9DA2B4

Color harmonies

Complementary — #FAD457:

Analogous:

Triadic:

Contrast & accessibility

Against white text3.64:1 AA large only
Against black text5.77:1 AA

Best text color on #577EFA: #000000.

Semi-transparent (opacity) text on #577EFA

Text set with opacity blends into the background, so its real contrast is lower than the solid ratios above. Choose a text color and an opacity to see the blended color and its true ratio:

100%
Sample heading text
Smaller body text shows the effect best.

Blended color: · Contrast against #577EFA: ·

How #577EFA looks with color blindness

Simulated with standard Machado color-vision-deficiency matrices — useful when this color carries meaning in charts, maps or interfaces:

Protanopia · #6868DCDeuteranopia · #6663D5Tritanopia · #59C4BF

Closest design-system colors

The nearest matches in the Tailwind CSS, Material Design and Bootstrap palettes — handy when you need a framework class instead of a raw hex:

Tailwind indigo 500 · #6366F1Tailwind blue 500 · #3B82F6Tailwind blue 600 · #2563EB

Palettes with a similar color

These palettes use a close neighbour of #577EFA rather than the exact color:

Crimson Monsoon
#1A0E0A · #3514FC · #5281F9 · #46FBDF
Velvet Orchard
#2C101C · #37FC7E · #517FF8 · #5F24F6
Tranquil Twilight
#25090E · #D7FE3D · #C313FA · #5384F9
Palette Ffde42
#FFDE42 · #53CBF3 · #5478FF · #111FA2
Palette 6439ff
#6439FF · #4F75FF · #00CCDD · #7CF5FF
Gentle Garden
#1136C9 · #5E86F1 · #EFCC41 · #F2F0A6

Similar colors

The closest colors that actually appear in our palette collection — click any to open its page:

#5281F9#517FF8#5384F9#5478FF#4F75FF#5E86F1#5272F2#5170FD#4B74FD#5089F0#578EF5#4A73FE

Browse neighbouring colors

← #577EF9  ·  #577EFB →

Frequently asked questions

What color is #577EFA?

#577EFA is Light Vivid Blue, a blue color (RGB 87, 126, 250). Its closest standard named color is CornflowerBlue.

What is the RGB and HSL of #577EFA?

#577EFA is RGB 87, 126, 250 — HSL 226°, 94%, 66% — CMYK 65%, 50%, 0%, 2%.

What colors go with #577EFA?

Its complement is #FAD457; analogous partners are #57CEFA and #8257FA. It also appears in 6+ palettes in our collection.

Can I use #577EFA for text?

Black text on #577EFA has a contrast ratio of 5.77:1 (passes WCAG AA); white text gives 3.64:1.