#533BB5 Color
#533BB5 is rgb(83, 59, 181) in RGB, hsl(252, 51%, 47%) in HSL, and about cmyk(54%, 67%, 0%, 29%) in CMYK. It has no registered color name of its own — the closest is Iris (#5A4FCF), clearly related but distinguishable side by side at ΔE 8.55. White text is the more readable choice on this background.
#533BB5rgb(83, 59, 181)hsl(252, 51%, 47%)hsv(252, 67%, 71%)cmyk(54%, 67%, 0%, 29%)oklch(45.5% 0.183 285.6)lab(33.69% 35.91 -62.48)lch(33.69% 72.07 299.89)What #533BB5 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 #533BB5, 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.
#533BB5 Channel Values
How #533BB5 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 83 · G 59 · B 181 | 8-bit channels as sent to the display |
| HSL | H 252° · S 51% · L 47% | Easiest model for building lighter and darker variants |
| HSV | H 252° · S 67% · V 71% | Matches the picker in most design tools |
| CMYK | C 54% · M 67% · Y 0% · K 29% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 7.89:1 vs white · 2.66:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #533BB5 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 #533BB5 in the contrast checker.
Colors That Go With #533BB5
Pairings derived from color-wheel relationships. The complementary color sits opposite #533BB5; 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 #533BB5
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 #533BB5.
How #533BB5 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.
#533BB5#4040B5#483EB5#4444B5#4A41B5#335858#424E87#515151Using #533BB5 in Code
Copy-ready declarations for the places this color usually ends up.
--color-533bb5: #533BB5;background-color: #533BB5;colors: { 'color-533bb5': '#533BB5' }Color(red: 0.325, green: 0.231, blue: 0.710)<color name="color_533bb5">#533BB5</color>fill="#533BB5"More Blue Colors
#533BB5 sits in the blue family. These are its neighbours across that family's full range, each with its own breakdown.
#533BB5 Frequently Asked Questions
What color is #533BB5?
#533BB5 is a mid-tone blue — rgb(83, 59, 181) in RGB and hsl(252, 51%, 47%) in HSL. It carries no registered color name of its own; the closest named color is Iris (#5A4FCF), which is clearly related but distinguishable side by side at a CIE76 distance of 8.55.
What is the RGB value of #533BB5?
#533BB5 is rgb(83, 59, 181) — red 83, green 59, and blue 181 on the 0-255 scale.
What is the CMYK value of #533BB5?
#533BB5 converts to approximately cmyk(54%, 67%, 0%, 29%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #533BB5 be black or white?
White text is the more readable choice. #533BB5 scores 7.89:1 against white and 2.66:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #533BB5 as a CSS color keyword?
No. #533BB5 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 13.1, which is visibly different.
Open #533BB5 in a Tool
Keep exploring: every blue in the color library, the guide to shades of blue, or the full color library.