Palettes / Colors / #033EB5
#033EB5 — Vivid Blue
#033EB5 is a blue color we call Vivid Blue, closest to the named color DarkBlue (#00008B). It belongs to the blue family.
Color name
Closest CSS keyword: darkblue (#00008B) — not an exact match. CSS darkblue gives you #00008B, a different color; use #033EB5 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.
#033EB5 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 #B57903; it also sits naturally between #0397B5 and #2003B5. In the palettes below you can see it working alongside real color combinations from our collection.
Color values
| HEX | #033EB5 |
|---|---|
| RGB | 3, 62, 181 |
| HSL | 220°, 97%, 36% |
| HSV | 220°, 98%, 71% |
| CMYK | 98%, 66%, 0%, 29% |
| XYZ | 10.10, 6.80, 44.50 |
| Yxy | 6.80, 0.1645, 0.1108 |
| CIE-Lab | 31.35, 32.74, -66.78 |
| Hunter Lab | 26.08, 25.29, -87.57 |
RGB & CMYK percentages
Red 1% · Green 24% · Blue 71%
Cyan 98% · Magenta 66% · Yellow 0% · Key 29%
CMYK values are unprofiled approximations for screen reference — not a print-proofing guarantee.
Previews
Lorem ipsum dolor sit amet, consectetur adipiscing elit.
Lorem ipsum dolor sit amet, consectetur adipiscing elit.
CSS code for #033EB5
.text { color: #033EB5; }
.background { background-color: #033EB5; }
.border { border: 3px solid #033EB5; }
.text-rgb { color: rgb(3, 62, 181); }
.text-hsl { color: hsl(220, 97%, 36%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #033EB5; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(3, 62, 181, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #033EB5; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(3, 62, 181, 0.8); }
HTML: <p style="color:#033EB5">Text here</p> · <div style="background-color:#033EB5">Div content here</div>
Shades of #033EB5
Tints of #033EB5
Tones of #033EB5
Color harmonies
Complementary — #B57903:
Analogous:
Triadic:
Contrast & accessibility
| Against white text | 8.90:1 AAA |
|---|---|
| Against black text | 2.36:1 Fails |
Best text color on #033EB5: #FFFFFF.
Semi-transparent (opacity) text on #033EB5
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 #033EB5: ·
How #033EB5 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 #033EB5 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 #033EB5?
#033EB5 is Vivid Blue, a blue color (RGB 3, 62, 181). Its closest standard named color is DarkBlue.
What is the RGB and HSL of #033EB5?
#033EB5 is RGB 3, 62, 181 — HSL 220°, 97%, 36% — CMYK 98%, 66%, 0%, 29%.
What colors go with #033EB5?
Its complement is #B57903; analogous partners are #0397B5 and #2003B5. It also appears in 6+ palettes in our collection.
Can I use #033EB5 for text?
White text on #033EB5 has a contrast ratio of 8.90:1 (passes WCAG AA); black text gives 2.36:1.