#04149F Color
#04149F is rgb(4, 20, 159) in RGB, hsl(234, 95%, 32%) in HSL, and about cmyk(97%, 87%, 0%, 38%) in CMYK. It has no registered color name of its own — the closest is Blue Ribbon (#0B10A2), very hard to tell apart at ΔE 3.18. White text is the more readable choice on this background.
#04149Frgb(4, 20, 159)hsl(234, 95%, 32%)hsv(234, 97%, 62%)cmyk(97%, 87%, 0%, 38%)oklch(33.3% 0.209 264.9)lab(18.50% 41.20 -74.54)lch(18.50% 85.17 298.93)What #04149F Is Called
Most hex codes have no name: there are 16.7 million of them and a few thousand registered names. These are the named colors nearest to #04149F, ordered by CIE76 distance in CIELAB. Anything under about ΔE 2 is a difference most people cannot see.
Browse the full index of named colors A-Z or every blue in the library.
#04149F Channel Values
How #04149F breaks down in each color model. Hue is measured in degrees around the color wheel; saturation, lightness, and the CMYK inks are percentages.
| Model | Channels | Notes |
|---|---|---|
| RGB | R 4 · G 20 · B 159 | 8-bit channels as sent to the display |
| HSL | H 234° · S 95% · L 32% | Easiest model for building lighter and darker variants |
| HSV | H 234° · S 97% · V 62% | Matches the picker in most design tools |
| CMYK | C 97% · M 87% · Y 0% · K 38% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 13.08:1 vs white · 1.61:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #04149F background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1. Contrast is one check, not a full accessibility review.
Need a specific ratio against another background? Open #04149F in the contrast checker.
Colors That Go With #04149F
Pairings derived from color-wheel relationships. The complementary color sits opposite #04149F; analogous colors sit beside it; triadic and split-complementary sets spread evenly around the wheel. Select any swatch for its own breakdown.
Tints & Shades of #04149F
Lighter tints and darker shades built by moving the lightness channel while holding hue and saturation, which is what you want for hover states, backgrounds, and text variants.
Want a full 50-950 ramp with semantic roles? Generate design tokens from #04149F.
How #04149F Looks with Color Vision Deficiency
Simulated with the Viénot, Brettel & Mollon LMS projection model. Anomalous types are rendered as partial versions of the matching dichromacy, which is an approximation rather than a per-person clinical model.
#04149F#12129F#0D139F#10109F#0C129F#003F3F#003372#313131Using #04149F in Code
Copy-ready declarations for the places this color usually ends up.
--color-04149f: #04149F;background-color: #04149F;colors: { 'color-04149f': '#04149F' }Color(red: 0.016, green: 0.078, blue: 0.624)<color name="color_04149f">#04149F</color>fill="#04149F"More Blue Colors
#04149F sits in the blue family. These are its neighbours across that family's full range, each with its own breakdown.
#04149F Frequently Asked Questions
What color is #04149F?
#04149F is a dark blue — rgb(4, 20, 159) in RGB and hsl(234, 95%, 32%) in HSL. It carries no registered color name of its own; the closest named color is Blue Ribbon (#0B10A2), which is very hard to tell apart at a CIE76 distance of 3.18.
What is the RGB value of #04149F?
#04149F is rgb(4, 20, 159) — red 4, green 20, and blue 159 on the 0-255 scale.
What is the CMYK value of #04149F?
#04149F converts to approximately cmyk(97%, 87%, 0%, 38%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #04149F be black or white?
White text is the more readable choice. #04149F scores 13.08:1 against white and 1.61:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #04149F as a CSS color keyword?
No. #04149F is not one of the CSS color keywords, so it has to be written as a hex, rgb() or hsl() value. The closest keyword is darkblue (#00008B) at a CIE76 distance of 6.75, which is clearly related but distinguishable side by side.
Open #04149F in a Tool
Keep exploring: every blue in the color library, the guide to shades of blue, or the full color library.