#5251E1#5251E1

#5251E1 is a mid, highly saturated blue. Relative luminance 0.131; OKLCH L 52.6% C 0.212 H 276.5°. Best body text is #FFFFFF at 5.80:1 contrast (WCAG AA passes).

Color values

HEX	#5251E1
RGB	rgb(82, 81, 225)
HSL	hsl(240, 71%, 60%)
HSV	hsv(240, 64%, 88%)
CMYK	cmyk(63.6%, 64%, 0%, 11.8%)
CIE-LAB	lab(42.93, 43.41, -73.19)
CIE-LCH	lch(42.93, 85.10, 300.67°)
OKLab	oklab(52.6% 0.0242 -0.211)
OKLCH	oklch(52.6% 0.212 276.5)
XYZ	xyz(20.0083, 13.1133, 72.6963)
Luminance	0.1311 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5251E1 #E0E151

analogous

#5198E1 #5251E1 #9A51E1

triadic

#5251E1 #E15251 #51E152

tetradic

#5251E1 #E15198 #E0E151 #51E19A

square

#5251E1 #E15198 #E0E151 #51E19A

split-complementary

#5251E1 #E19A51 #98E151

monochromatic

#1C1B9D #2524D1 #5251E1 #8685EA #BAB9F3

Accessibility & contrast

On white

5.80

#5251E1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.62

#5251E1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5251E1

5.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5251E1	#FFFFFF	#000000	##FFFFFF
##5251E1	1.00	5.80	3.62	5.80
#FFFFFF	5.80	1.00	21.00	1.00
#000000	3.62	21.00	1.00	21.00
##FFFFFF	5.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006CE6

Deuteranopia (green-blind)

#005FDE

Tritanopia (blue-blind)

#007692

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #5251e1;
/* rgb */ color: rgb(82, 81, 225);
/* oklch */ color: oklch(52.6% 0.212 276.5);

Tailwind

colors: {
  custom: {
    50: '#9282eb',
    500: '#5251e1',
    950: '#000000',
  },
}

SCSS

$custom: #5251e1;
$custom-light: #9282eb;
$custom-dark: #000000;

JSON

{
  "hex": "#5251e1",
  "rgb": {
    "r": 82,
    "g": 81,
    "b": 225
  },
  "hsl": {
    "h": 240.417,
    "s": 70.588,
    "l": 60
  },
  "oklch": {
    "l": 0.52596,
    "c": 0.2124,
    "h": 276.5
  },
  "luminance": 0.13115
}

Semantic roles & 50–950 ramp

primary

#5251E1

secondary

#E2E3AB

accent

#ED3AEC

background

#F9F8FE

surface

#F2EFFD

border

#CCCAD5

text

#0E0A16

muted

#7E7C84

Preview Lab

Preview with #5251E1

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

Preview Lab → · Contrast checker → · Palette generator →