#100656 Color
#100656 is rgb(16, 6, 86) in RGB, hsl(248, 87%, 18%) in HSL, and about cmyk(81%, 93%, 0%, 66%) in CMYK. It has no registered color name of its own — the closest is Midnight Blue (#191970), clearly related but distinguishable side by side at ΔE 9.09. White text is the more readable choice on this background.
#100656rgb(16, 6, 86)hsl(248, 87%, 18%)hsv(248, 93%, 34%)cmyk(81%, 93%, 0%, 66%)oklch(22.4% 0.13 273.9)lab(7.32% 27.75 -46.28)lch(7.32% 53.96 300.95)What #100656 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 #100656, 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.
#100656 Channel Values
How #100656 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 16 · G 6 · B 86 | 8-bit channels as sent to the display |
| HSL | H 248° · S 87% · L 18% | Easiest model for building lighter and darker variants |
| HSV | H 248° · S 93% · V 34% | Matches the picker in most design tools |
| CMYK | C 81% · M 93% · Y 0% · K 66% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 17.76:1 vs white · 1.18:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #100656 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 #100656 in the contrast checker.
Colors That Go With #100656
Pairings derived from color-wheel relationships. The complementary color sits opposite #100656; 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 #100656
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 #100656.
How #100656 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.
#100656#080856#0B0756#0A0A56#0C0856#001E1E#00173C#181818Using #100656 in Code
Copy-ready declarations for the places this color usually ends up.
--color-100656: #100656;background-color: #100656;colors: { 'color-100656': '#100656' }Color(red: 0.063, green: 0.024, blue: 0.337)<color name="color_100656">#100656</color>fill="#100656"More Blue Colors
#100656 sits in the blue family. These are its neighbours across that family's full range, each with its own breakdown.
#100656 Frequently Asked Questions
What color is #100656?
#100656 is a darkest blue — rgb(16, 6, 86) in RGB and hsl(248, 87%, 18%) in HSL. It carries no registered color name of its own; the closest named color is Midnight Blue (#191970), which is clearly related but distinguishable side by side at a CIE76 distance of 9.09.
What is the RGB value of #100656?
#100656 is rgb(16, 6, 86) — red 16, green 6, and blue 86 on the 0-255 scale.
What is the CMYK value of #100656?
#100656 converts to approximately cmyk(81%, 93%, 0%, 66%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #100656 be black or white?
White text is the more readable choice. #100656 scores 17.76:1 against white and 1.18:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #100656 as a CSS color keyword?
No. #100656 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 midnightblue (#191970) at a CIE76 distance of 9.09, which is clearly related but distinguishable side by side.
Open #100656 in a Tool
Keep exploring: every blue in the color library, the guide to shades of blue, or the full color library.