#0D0B19 Color
#0D0B19 is rgb(13, 11, 25) in RGB, hsl(249, 39%, 7%) in HSL, and about cmyk(48%, 56%, 0%, 90%) in CMYK. It has no registered color name of its own — the closest is Rich Black (#010B13), clearly related but distinguishable side by side at ΔE 5.33. White text is the more readable choice on this background.
#0D0B19rgb(13, 11, 25)hsl(249, 39%, 7%)hsv(249, 56%, 10%)cmyk(48%, 56%, 0%, 90%)oklch(16% 0.029 289.2)lab(3.51% 2.78 -7.77)lch(3.51% 8.26 289.71)What #0D0B19 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 #0D0B19, 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.
#0D0B19 Channel Values
How #0D0B19 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 13 · G 11 · B 25 | 8-bit channels as sent to the display |
| HSL | H 249° · S 39% · L 7% | Easiest model for building lighter and darker variants |
| HSV | H 249° · S 56% · V 10% | Matches the picker in most design tools |
| CMYK | C 48% · M 56% · Y 0% · K 90% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 19.46:1 vs white · 1.08:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #0D0B19 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 #0D0B19 in the contrast checker.
Colors That Go With #0D0B19
Pairings derived from color-wheel relationships. The complementary color sits opposite #0D0B19; 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 #0D0B19
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 #0D0B19.
How #0D0B19 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.
#0D0B19#0B0B19#0C0B19#0C0C19#0C0B19#0B0D0D#0C0C13#0D0D0DUsing #0D0B19 in Code
Copy-ready declarations for the places this color usually ends up.
--color-0d0b19: #0D0B19;background-color: #0D0B19;colors: { 'color-0d0b19': '#0D0B19' }Color(red: 0.051, green: 0.043, blue: 0.098)<color name="color_0d0b19">#0D0B19</color>fill="#0D0B19"More Blue Colors
#0D0B19 sits in the blue family. These are its neighbours across that family's full range, each with its own breakdown.
#0D0B19 Frequently Asked Questions
What color is #0D0B19?
#0D0B19 is a darkest blue — rgb(13, 11, 25) in RGB and hsl(249, 39%, 7%) in HSL. It carries no registered color name of its own; the closest named color is Rich Black (#010B13), which is clearly related but distinguishable side by side at a CIE76 distance of 5.33.
What is the RGB value of #0D0B19?
#0D0B19 is rgb(13, 11, 25) — red 13, green 11, and blue 25 on the 0-255 scale.
What is the CMYK value of #0D0B19?
#0D0B19 converts to approximately cmyk(48%, 56%, 0%, 90%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #0D0B19 be black or white?
White text is the more readable choice. #0D0B19 scores 19.46:1 against white and 1.08:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #0D0B19 as a CSS color keyword?
No. #0D0B19 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 8.97, which is clearly related but distinguishable side by side.
Open #0D0B19 in a Tool
Keep exploring: every blue in the color library, the guide to shades of blue, or the full color library.