#5255CC#5255CC

#5255CC is a mid, vivid blue. Relative luminance 0.127; OKLCH L 51.6% C 0.180 H 276.9°. Best body text is #FFFFFF at 5.95:1 contrast (WCAG AA passes).

Color values

HEX	#5255CC
RGB	rgb(82, 85, 204)
HSL	hsl(239, 54%, 56%)
HSV	hsv(239, 60%, 80%)
CMYK	cmyk(59.8%, 58.3%, 0%, 20%)
CIE-LAB	lab(42.23, 34.13, -62.31)
CIE-LCH	lch(42.23, 71.05, 298.71°)
OKLab	oklab(51.57% 0.0218 -0.179)
OKLCH	oklch(51.57% 0.18 276.9)
XYZ	xyz(17.6237, 12.6491, 58.6279)
Luminance	0.1265 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5255CC #CCC952

analogous

#5292CC #5255CC #8C52CC

triadic

#5255CC #CC5255 #55CC52

tetradic

#5255CC #CC5292 #CCC952 #52CC8C

square

#5255CC #CC5292 #CCC952 #52CC8C

split-complementary

#5255CC #CC8C52 #92CC52

monochromatic

#25277E #3336AE #5255CC #8183DA #B1B2E8

Accessibility & contrast

On white

5.95

#5255CC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.53

#5255CC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5255CC

5.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5255CC	#FFFFFF	#000000	##FFFFFF
##5255CC	1.00	5.95	3.53	5.95
#FFFFFF	5.95	1.00	21.00	1.00
#000000	3.53	21.00	1.00	21.00
##FFFFFF	5.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069D0

Deuteranopia (green-blind)

#005FCA

Tritanopia (blue-blind)

#007288

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #5255cc;
/* rgb */ color: rgb(82, 85, 204);
/* oklch */ color: oklch(51.6% 0.180 276.9);

Tailwind

colors: {
  custom: {
    50: '#8e85dc',
    500: '#5255cc',
    950: '#000000',
  },
}

SCSS

$custom: #5255cc;
$custom-light: #8e85dc;
$custom-dark: #000000;

JSON

{
  "hex": "#5255cc",
  "rgb": {
    "r": 82,
    "g": 85,
    "b": 204
  },
  "hsl": {
    "h": 238.525,
    "s": 54.464,
    "l": 56.078
  },
  "oklch": {
    "l": 0.5157,
    "c": 0.18035,
    "h": 276.9
  },
  "luminance": 0.1265
}

Semantic roles & 50–950 ramp

primary

#5255CC

secondary

#D6D5A4

accent

#DA4ADE

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #5255CC

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →