#170949 Color
#170949 is rgb(23, 9, 73) in RGB, hsl(253, 78%, 16%) in HSL, and about cmyk(68%, 88%, 0%, 71%) in CMYK. It has no registered color name of its own — the closest is Russian Violet (#32174D), visibly different at ΔE 11.48. White text is the more readable choice on this background.
#170949rgb(23, 9, 73)hsl(253, 78%, 16%)hsv(253, 88%, 29%)cmyk(68%, 88%, 0%, 71%)oklch(21.7% 0.109 282.6)lab(7.14% 23.16 -37.58)lch(7.14% 44.14 301.65)What #170949 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 #170949, 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.
#170949 Channel Values
How #170949 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 23 · G 9 · B 73 | 8-bit channels as sent to the display |
| HSL | H 253° · S 78% · L 16% | Easiest model for building lighter and darker variants |
| HSV | H 253° · S 88% · V 29% | Matches the picker in most design tools |
| CMYK | C 68% · M 88% · Y 0% · K 71% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 17.92:1 vs white · 1.17:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #170949 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 #170949 in the contrast checker.
Colors That Go With #170949
Pairings derived from color-wheel relationships. The complementary color sits opposite #170949; 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 #170949
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 #170949.
How #170949 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.
#170949#0C0C49#110B49#0F0F49#120D49#011B1B#0C1533#171717Using #170949 in Code
Copy-ready declarations for the places this color usually ends up.
--color-170949: #170949;background-color: #170949;colors: { 'color-170949': '#170949' }Color(red: 0.090, green: 0.035, blue: 0.286)<color name="color_170949">#170949</color>fill="#170949"More Blue Colors
#170949 sits in the blue family. These are its neighbours across that family's full range, each with its own breakdown.
#170949 Frequently Asked Questions
What color is #170949?
#170949 is a darkest blue — rgb(23, 9, 73) in RGB and hsl(253, 78%, 16%) in HSL. It carries no registered color name of its own; the closest named color is Russian Violet (#32174D), which is visibly different at a CIE76 distance of 11.48.
What is the RGB value of #170949?
#170949 is rgb(23, 9, 73) — red 23, green 9, and blue 73 on the 0-255 scale.
What is the CMYK value of #170949?
#170949 converts to approximately cmyk(68%, 88%, 0%, 71%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #170949 be black or white?
White text is the more readable choice. #170949 scores 17.92:1 against white and 1.17:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #170949 as a CSS color keyword?
No. #170949 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 15.68, which is visibly different.
Open #170949 in a Tool
Keep exploring: every blue in the color library, the guide to shades of blue, or the full color library.