Palettes / Colors / #587EEF
#587EEF — Vivid Blue
#587EEF is a blue color we call 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 #587EEF 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.
#587EEF 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 #EFC957; it also sits naturally between #57C9EF and #7D57EF. In the palettes below you can see it working alongside real color combinations from our collection.
Color values
| HEX | #587EEF |
|---|---|
| RGB | 88, 126, 239 |
| HSL | 225°, 83%, 64% |
| HSV | 225°, 63%, 94% |
| CMYK | 63%, 47%, 0%, 6% |
| XYZ | 27.07, 23.23, 84.72 |
| Yxy | 23.23, 0.2005, 0.1720 |
| CIE-Lab | 55.31, 21.59, -61.01 |
| Hunter Lab | 48.20, 18.77, -75.92 |
RGB & CMYK percentages
Red 35% · Green 49% · Blue 94%
Cyan 63% · Magenta 47% · Yellow 0% · Key 6%
CMYK values are unprofiled approximations for screen reference — not a print-proofing guarantee.
Previews
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CSS code for #587EEF
.text { color: #587EEF; }
.background { background-color: #587EEF; }
.border { border: 3px solid #587EEF; }
.text-rgb { color: rgb(88, 126, 239); }
.text-hsl { color: hsl(225, 83%, 64%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #587EEF; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(88, 126, 239, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #587EEF; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(88, 126, 239, 0.8); }
HTML: <p style="color:#587EEF">Text here</p> · <div style="background-color:#587EEF">Div content here</div>
Shades of #587EEF
Tints of #587EEF
Tones of #587EEF
Color harmonies
Complementary — #EFC957:
Analogous:
Triadic:
Contrast & accessibility
| Against white text | 3.72:1 AA large only |
|---|---|
| Against black text | 5.65:1 AA |
Best text color on #587EEF: #000000.
Semi-transparent (opacity) text on #587EEF
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:
Smaller body text shows the effect best.
Blended color: · Contrast against #587EEF: ·
How #587EEF looks with color blindness
Simulated with standard Machado color-vision-deficiency matrices — useful when this color carries meaning in charts, maps or interfaces:
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:
Palettes with a similar color
These palettes use a close neighbour of #587EEF rather than the exact color:
Similar colors
The closest colors that actually appear in our palette collection — click any to open its page:
Browse neighbouring colors
Frequently asked questions
What color is #587EEF?
#587EEF is Vivid Blue, a blue color (RGB 88, 126, 239). Its closest standard named color is CornflowerBlue.
What is the RGB and HSL of #587EEF?
#587EEF is RGB 88, 126, 239 — HSL 225°, 83%, 64% — CMYK 63%, 47%, 0%, 6%.
What colors go with #587EEF?
Its complement is #EFC957; analogous partners are #57C9EF and #7D57EF. It also appears in 6+ palettes in our collection.
Can I use #587EEF for text?
Black text on #587EEF has a contrast ratio of 5.65:1 (passes WCAG AA); white text gives 3.72:1.