#5255CA#5255CA

#5255CA is a mid, vivid blue. Relative luminance 0.126; OKLCH L 51.4% C 0.178 H 277.0°. Best body text is #FFFFFF at 5.98:1 contrast (WCAG AA passes).

Color values

HEX	#5255CA
RGB	rgb(82, 85, 202)
HSL	hsl(239, 53%, 56%)
HSV	hsv(239, 59%, 79%)
CMYK	cmyk(59.4%, 57.9%, 0%, 20.8%)
CIE-LAB	lab(42.08, 33.47, -61.40)
CIE-LCH	lch(42.08, 69.93, 298.60°)
OKLab	oklab(51.42% 0.0218 -0.1763)
OKLCH	oklch(51.42% 0.178 277)
XYZ	xyz(17.3854, 12.5538, 57.3726)
Luminance	0.1255 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5255CA #CAC752

analogous

#5291CA #5255CA #8B52CA

triadic

#5255CA #CA5255 #55CA52

tetradic

#5255CA #CA5291 #CAC752 #52CA8B

square

#5255CA #CA5291 #CAC752 #52CA8B

split-complementary

#5255CA #CA8B52 #91CA52

monochromatic

#26287C #3437AB #5255CA #8183D8 #B0B1E7

Accessibility & contrast

On white

5.98

#5255CA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.51

#5255CA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5255CA

5.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5255CA	#FFFFFF	#000000	##FFFFFF
##5255CA	1.00	5.98	3.51	5.98
#FFFFFF	5.98	1.00	21.00	1.00
#000000	3.51	21.00	1.00	21.00
##FFFFFF	5.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0068CE

Deuteranopia (green-blind)

#005EC8

Tritanopia (blue-blind)

#007187

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #5255ca;
/* rgb */ color: rgb(82, 85, 202);
/* oklch */ color: oklch(51.4% 0.178 277.0);

Tailwind

colors: {
  custom: {
    50: '#8e85db',
    500: '#5255ca',
    950: '#000000',
  },
}

SCSS

$custom: #5255ca;
$custom-light: #8e85db;
$custom-dark: #000000;

JSON

{
  "hex": "#5255ca",
  "rgb": {
    "r": 82,
    "g": 85,
    "b": 202
  },
  "hsl": {
    "h": 238.5,
    "s": 53.097,
    "l": 55.686
  },
  "oklch": {
    "l": 0.51415,
    "c": 0.17768,
    "h": 277
  },
  "luminance": 0.12555
}

Semantic roles & 50–950 ramp

primary

#5255CA

secondary

#D5D4A3

accent

#D94BDD

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #5255CA

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

Preview Lab → · Contrast checker → · Palette generator →