#5455BB Color
#5455BB is rgb(84, 85, 187) in RGB, hsl(239, 43%, 53%) in HSL, and about cmyk(55%, 55%, 0%, 27%) in CMYK. It has no registered color name of its own — the closest is Violet-blue (#324AB2), clearly related but distinguishable side by side at ΔE 7.68. White text is the more readable choice on this background.
#5455BBrgb(84, 85, 187)hsl(239, 43%, 53%)hsv(239, 55%, 73%)cmyk(55%, 55%, 0%, 27%)oklch(50.4% 0.157 278.8)lab(40.41% 22.60 -55.13)lch(40.41% 59.58 292.29)What #5455BB 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 #5455BB, 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.
#5455BB Channel Values
How #5455BB 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 84 · G 85 · B 187 | 8-bit channels as sent to the display |
| HSL | H 239° · S 43% · L 53% | Easiest model for building lighter and darker variants |
| HSV | H 239° · S 55% · V 73% | Matches the picker in most design tools |
| CMYK | C 55% · M 55% · Y 0% · K 27% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 6.19:1 vs white · 3.39:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #5455BB 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 #5455BB in the contrast checker.
Colors That Go With #5455BB
Pairings derived from color-wheel relationships. The complementary color sits opposite #5455BB; 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 #5455BB
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 #5455BB.
How #5455BB 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.
#5455BB#5555BB#5455BB#5555BB#5455BB#366969#446291#616161Using #5455BB in Code
Copy-ready declarations for the places this color usually ends up.
--color-5455bb: #5455BB;background-color: #5455BB;colors: { 'color-5455bb': '#5455BB' }Color(red: 0.329, green: 0.333, blue: 0.733)<color name="color_5455bb">#5455BB</color>fill="#5455BB"More Blue Colors
#5455BB sits in the blue family. These are its neighbours across that family's full range, each with its own breakdown.
#5455BB Frequently Asked Questions
What color is #5455BB?
#5455BB is a mid-tone blue — rgb(84, 85, 187) in RGB and hsl(239, 43%, 53%) in HSL. It carries no registered color name of its own; the closest named color is Violet-blue (#324AB2), which is clearly related but distinguishable side by side at a CIE76 distance of 7.68.
What is the RGB value of #5455BB?
#5455BB is rgb(84, 85, 187) — red 84, green 85, and blue 187 on the 0-255 scale.
What is the CMYK value of #5455BB?
#5455BB converts to approximately cmyk(55%, 55%, 0%, 27%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #5455BB be black or white?
White text is the more readable choice. #5455BB scores 6.19:1 against white and 3.39:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #5455BB as a CSS color keyword?
No. #5455BB 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 slateblue (#6A5ACD) at a CIE76 distance of 8.94, which is clearly related but distinguishable side by side.
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Keep exploring: every blue in the color library, the guide to shades of blue, or the full color library.