#405491 Color
#405491 is rgb(64, 84, 145) in RGB, hsl(225, 39%, 41%) in HSL, and about cmyk(56%, 42%, 0%, 43%) in CMYK. It has no registered color name of its own — the closest is Yinmn Blue (#2E5090), very hard to tell apart at ΔE 4.42. White text is the more readable choice on this background.
#405491rgb(64, 84, 145)hsl(225, 39%, 41%)hsv(225, 56%, 57%)cmyk(56%, 42%, 0%, 43%)oklch(46% 0.102 268.5)lab(36.39% 6.73 -36.72)lch(36.39% 37.33 280.38)What #405491 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 #405491, 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.
#405491 Channel Values
How #405491 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 64 · G 84 · B 145 | 8-bit channels as sent to the display |
| HSL | H 225° · S 39% · L 41% | Easiest model for building lighter and darker variants |
| HSV | H 225° · S 56% · V 57% | Matches the picker in most design tools |
| CMYK | C 56% · M 42% · Y 0% · K 43% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 7.25:1 vs white · 2.89:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #405491 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 #405491 in the contrast checker.
Colors That Go With #405491
Pairings derived from color-wheel relationships. The complementary color sits opposite #405491; 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 #405491
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 #405491.
How #405491 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.
#405491#515191#4B5291#4E4E91#495091#2D5E5E#365A76#575757Using #405491 in Code
Copy-ready declarations for the places this color usually ends up.
--color-405491: #405491;background-color: #405491;colors: { 'color-405491': '#405491' }Color(red: 0.251, green: 0.329, blue: 0.569)<color name="color_405491">#405491</color>fill="#405491"More Blue Colors
#405491 sits in the blue family. These are its neighbours across that family's full range, each with its own breakdown.
#405491 Frequently Asked Questions
What color is #405491?
#405491 is a mid-tone blue — rgb(64, 84, 145) in RGB and hsl(225, 39%, 41%) in HSL. It carries no registered color name of its own; the closest named color is Yinmn Blue (#2E5090), which is very hard to tell apart at a CIE76 distance of 4.42.
What is the RGB value of #405491?
#405491 is rgb(64, 84, 145) — red 64, green 84, and blue 145 on the 0-255 scale.
What is the CMYK value of #405491?
#405491 converts to approximately cmyk(56%, 42%, 0%, 43%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #405491 be black or white?
White text is the more readable choice. #405491 scores 7.25:1 against white and 2.89:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #405491 as a CSS color keyword?
No. #405491 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 darkslateblue (#483D8B) at a CIE76 distance of 17.01, which is visibly different.
Open #405491 in a Tool
Keep exploring: every blue in the color library, the guide to shades of blue, or the full color library.