#5559CE Color
#5559CE is rgb(85, 89, 206) in RGB, hsl(238, 55%, 57%) in HSL, and about cmyk(59%, 57%, 0%, 19%) in CMYK. It has no registered color name of its own — the closest is Slate Blue (#6A5ACD), clearly related but distinguishable side by side at ΔE 5.88. White text is the more readable choice on this background.
#5559CErgb(85, 89, 206)hsl(238, 55%, 57%)hsv(238, 59%, 81%)cmyk(59%, 57%, 0%, 19%)oklch(52.6% 0.177 276.9)lab(42.65% 25.57 -62.49)lch(42.65% 67.52 292.25)What #5559CE 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 #5559CE, 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.
#5559CE Channel Values
How #5559CE 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 85 · G 89 · B 206 | 8-bit channels as sent to the display |
| HSL | H 238° · S 55% · L 57% | Easiest model for building lighter and darker variants |
| HSV | H 238° · S 59% · V 81% | Matches the picker in most design tools |
| CMYK | C 59% · M 57% · Y 0% · K 19% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 5.67:1 vs white · 3.71:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #5559CE 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 #5559CE in the contrast checker.
Colors That Go With #5559CE
Pairings derived from color-wheel relationships. The complementary color sits opposite #5559CE; 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 #5559CE
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 #5559CE.
How #5559CE 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.
#5559CE#5858CE#5759CE#5858CE#5758CE#2C7171#40689F#676767Using #5559CE in Code
Copy-ready declarations for the places this color usually ends up.
--color-5559ce: #5559CE;background-color: #5559CE;colors: { 'color-5559ce': '#5559CE' }Color(red: 0.333, green: 0.349, blue: 0.808)<color name="color_5559ce">#5559CE</color>fill="#5559CE"More Blue Colors
#5559CE sits in the blue family. These are its neighbours across that family's full range, each with its own breakdown.
#5559CE Frequently Asked Questions
What color is #5559CE?
#5559CE is a mid-tone blue — rgb(85, 89, 206) in RGB and hsl(238, 55%, 57%) in HSL. It carries no registered color name of its own; the closest named color is Slate Blue (#6A5ACD), which is clearly related but distinguishable side by side at a CIE76 distance of 5.88.
What is the RGB value of #5559CE?
#5559CE is rgb(85, 89, 206) — red 85, green 89, and blue 206 on the 0-255 scale.
What is the CMYK value of #5559CE?
#5559CE converts to approximately cmyk(59%, 57%, 0%, 19%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #5559CE be black or white?
White text is the more readable choice. #5559CE scores 5.67:1 against white and 3.71:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #5559CE as a CSS color keyword?
No. #5559CE 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 5.88, 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.