#374153 Color
#374153 is rgb(55, 65, 83) in RGB, hsl(219, 20%, 27%) in HSL, and about cmyk(34%, 22%, 0%, 67%) in CMYK. It has no registered color name of its own — the closest is Charcoal (#36454F), clearly related but distinguishable side by side at ΔE 5.68. White text is the more readable choice on this background.
#374153rgb(55, 65, 83)hsl(219, 20%, 27%)hsv(219, 34%, 33%)cmyk(34%, 22%, 0%, 67%)oklch(37.4% 0.034 262.1)lab(27.20% -0.50 -12.32)lch(27.20% 12.33 267.68)What #374153 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 #374153, 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.
#374153 Channel Values
How #374153 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 55 · G 65 · B 83 | 8-bit channels as sent to the display |
| HSL | H 219° · S 20% · L 27% | Easiest model for building lighter and darker variants |
| HSV | H 219° · S 34% · V 33% | Matches the picker in most design tools |
| CMYK | C 34% · M 22% · Y 0% · K 67% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 10.28:1 vs white · 2.04:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #374153 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 #374153 in the contrast checker.
Colors That Go With #374153
Pairings derived from color-wheel relationships. The complementary color sits opposite #374153; 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 #374153
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 #374153.
How #374153 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.
#374153#3F3F53#3C4053#3E3E53#3B3F53#344444#35434A#414141Using #374153 in Code
Copy-ready declarations for the places this color usually ends up.
--color-374153: #374153;background-color: #374153;colors: { 'color-374153': '#374153' }Color(red: 0.216, green: 0.255, blue: 0.325)<color name="color_374153">#374153</color>fill="#374153"More Blue Colors
#374153 sits in the blue family. These are its neighbours across that family's full range, each with its own breakdown.
#374153 Frequently Asked Questions
What color is #374153?
#374153 is a dark blue — rgb(55, 65, 83) in RGB and hsl(219, 20%, 27%) in HSL. It carries no registered color name of its own; the closest named color is Charcoal (#36454F), which is clearly related but distinguishable side by side at a CIE76 distance of 5.68.
What is the RGB value of #374153?
#374153 is rgb(55, 65, 83) — red 55, green 65, and blue 83 on the 0-255 scale.
What is the CMYK value of #374153?
#374153 converts to approximately cmyk(34%, 22%, 0%, 67%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #374153 be black or white?
White text is the more readable choice. #374153 scores 10.28:1 against white and 2.04:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #374153 as a CSS color keyword?
No. #374153 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 darkslategray (#2F4F4F) at a CIE76 distance of 14.97, which is visibly different.
Open #374153 in a Tool
Keep exploring: every blue in the color library, the guide to shades of blue, or the full color library.