#5251EA#5251EA

#5251EA is a mid, highly saturated blue. Relative luminance 0.136; OKLCH L 53.4% C 0.224 H 276.0°. Best body text is #FFFFFF at 5.64:1 contrast (WCAG AA passes).

Color values

HEX	#5251EA
RGB	rgb(82, 81, 234)
HSL	hsl(240, 78%, 62%)
HSV	hsv(240, 65%, 92%)
CMYK	cmyk(65%, 65.4%, 0%, 8.2%)
CIE-LAB	lab(43.68, 46.32, -77.07)
CIE-LCH	lch(43.68, 89.92, 301.00°)
OKLab	oklab(53.37% 0.0233 -0.2224)
OKLCH	oklch(53.37% 0.224 276)
XYZ	xyz(21.2685, 13.6174, 79.3335)
Luminance	0.1362 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5251EA #E9EA51

analogous

#519DEA #5251EA #9F51EA

triadic

#5251EA #EA5251 #51EA52

tetradic

#5251EA #EA519D #E9EA51 #51EA9F

square

#5251EA #EA519D #E9EA51 #51EA9F

split-complementary

#5251EA #EA9F51 #9DEA51

monochromatic

#1615AC #1D1BE2 #5251EA #8888F1 #BFBEF7

Accessibility & contrast

On white

5.64

#5251EA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.72

#5251EA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5251EA

5.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5251EA	#FFFFFF	#000000	##FFFFFF
##5251EA	1.00	5.64	3.72	5.64
#FFFFFF	5.64	1.00	21.00	1.00
#000000	3.72	21.00	1.00	21.00
##FFFFFF	5.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006EEF

Deuteranopia (green-blind)

#0060E7

Tritanopia (blue-blind)

#007997

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #5251ea;
/* rgb */ color: rgb(82, 81, 234);
/* oklch */ color: oklch(53.4% 0.224 276.0);

Tailwind

colors: {
  custom: {
    50: '#9482f2',
    500: '#5251ea',
    950: '#000000',
  },
}

SCSS

$custom: #5251ea;
$custom-light: #9482f2;
$custom-dark: #000000;

JSON

{
  "hex": "#5251ea",
  "rgb": {
    "r": 82,
    "g": 81,
    "b": 234
  },
  "hsl": {
    "h": 240.392,
    "s": 78.462,
    "l": 61.765
  },
  "oklch": {
    "l": 0.53368,
    "c": 0.22361,
    "h": 276
  },
  "luminance": 0.13619
}

Semantic roles & 50–950 ramp

primary

#5251EA

secondary

#E7E8AF

accent

#DB0BD9

background

#F9F8FE

surface

#F2EFFD

border

#CCCAD5

text

#0F0A17

muted

#7E7C85

Preview Lab

Preview with #5251EA

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

Preview Lab → · Contrast checker → · Palette generator →