#010C13 Color
#010C13 is rgb(1, 12, 19) in RGB, hsl(203, 90%, 4%) in HSL, and about cmyk(95%, 37%, 0%, 93%) in CMYK. It has no registered color name of its own — the closest is Rich Black (#010B13), indistinguishable to the eye at ΔE 0.55. White text is the more readable choice on this background.
#010C13rgb(1, 12, 19)hsl(203, 90%, 4%)hsv(203, 95%, 7%)cmyk(95%, 37%, 0%, 93%)oklch(14.5% 0.026 230.8)lab(2.80% -2.05 -4.63)lch(2.80% 5.07 246.16)What #010C13 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 #010C13, 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.
#010C13 Channel Values
How #010C13 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 1 · G 12 · B 19 | 8-bit channels as sent to the display |
| HSL | H 203° · S 90% · L 4% | Easiest model for building lighter and darker variants |
| HSV | H 203° · S 95% · V 7% | Matches the picker in most design tools |
| CMYK | C 95% · M 37% · Y 0% · K 93% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 19.75:1 vs white · 1.06:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #010C13 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 #010C13 in the contrast checker.
Colors That Go With #010C13
Pairings derived from color-wheel relationships. The complementary color sits opposite #010C13; 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 #010C13
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 #010C13.
How #010C13 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.
#010C13#0A0A13#070B13#080813#050A13#000D0D#000D10#0A0A0AUsing #010C13 in Code
Copy-ready declarations for the places this color usually ends up.
--color-010c13: #010C13;background-color: #010C13;colors: { 'color-010c13': '#010C13' }Color(red: 0.004, green: 0.047, blue: 0.075)<color name="color_010c13">#010C13</color>fill="#010C13"More Blue Colors
#010C13 sits in the blue family. These are its neighbours across that family's full range, each with its own breakdown.
#010C13 Frequently Asked Questions
What color is #010C13?
#010C13 is a darkest blue — rgb(1, 12, 19) in RGB and hsl(203, 90%, 4%) in HSL. It carries no registered color name of its own; the closest named color is Rich Black (#010B13), which is indistinguishable to the eye at a CIE76 distance of 0.55.
What is the RGB value of #010C13?
#010C13 is rgb(1, 12, 19) — red 1, green 12, and blue 19 on the 0-255 scale.
What is the CMYK value of #010C13?
#010C13 converts to approximately cmyk(95%, 37%, 0%, 93%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #010C13 be black or white?
White text is the more readable choice. #010C13 scores 19.75:1 against white and 1.06:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #010C13 as a CSS color keyword?
No. #010C13 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 black (#000000) at a CIE76 distance of 5.79, which is clearly related but distinguishable side by side.
Open #010C13 in a Tool
Keep exploring: every blue in the color library, the guide to shades of blue, or the full color library.