#172635 Color
#172635 is rgb(23, 38, 53) in RGB, hsl(210, 39%, 15%) in HSL, and about cmyk(57%, 28%, 0%, 79%) in CMYK. It has no registered color name of its own — the closest is Deep Navy (#0B1F3A), clearly related but distinguishable side by side at ΔE 9.33. White text is the more readable choice on this background.
#172635rgb(23, 38, 53)hsl(210, 39%, 15%)hsv(210, 57%, 21%)cmyk(57%, 28%, 0%, 79%)oklch(26.3% 0.035 249.3)lab(14.38% -2.63 -11.93)lch(14.38% 12.21 257.56)What #172635 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 #172635, 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.
#172635 Channel Values
How #172635 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 38 · B 53 | 8-bit channels as sent to the display |
| HSL | H 210° · S 39% · L 15% | Easiest model for building lighter and darker variants |
| HSV | H 210° · S 57% · V 21% | Matches the picker in most design tools |
| CMYK | C 57% · M 28% · Y 0% · K 79% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 15.38:1 vs white · 1.37:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #172635 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 #172635 in the contrast checker.
Colors That Go With #172635
Pairings derived from color-wheel relationships. The complementary color sits opposite #172635; 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 #172635
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 #172635.
How #172635 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.
#172635#242435#1F2535#222235#1E2435#132828#15272E#252525Using #172635 in Code
Copy-ready declarations for the places this color usually ends up.
--color-172635: #172635;background-color: #172635;colors: { 'color-172635': '#172635' }Color(red: 0.090, green: 0.149, blue: 0.208)<color name="color_172635">#172635</color>fill="#172635"More Blue Colors
#172635 sits in the blue family. These are its neighbours across that family's full range, each with its own breakdown.
#172635 Frequently Asked Questions
What color is #172635?
#172635 is a darkest blue — rgb(23, 38, 53) in RGB and hsl(210, 39%, 15%) in HSL. It carries no registered color name of its own; the closest named color is Deep Navy (#0B1F3A), which is clearly related but distinguishable side by side at a CIE76 distance of 9.33.
What is the RGB value of #172635?
#172635 is rgb(23, 38, 53) — red 23, green 38, and blue 53 on the 0-255 scale.
What is the CMYK value of #172635?
#172635 converts to approximately cmyk(57%, 28%, 0%, 79%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #172635 be black or white?
White text is the more readable choice. #172635 scores 15.38:1 against white and 1.37:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #172635 as a CSS color keyword?
No. #172635 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 18.87, which is visibly different.
Open #172635 in a Tool
Keep exploring: every blue in the color library, the guide to shades of blue, or the full color library.