#5251AA#5251AA

#5251AA is a mid, vivid blue. Relative luminance 0.106; OKLCH L 48.3% C 0.139 H 280.4°. Best body text is #FFFFFF at 6.74:1 contrast (WCAG AA passes).

Color values

HEX	#5251AA
RGB	rgb(82, 81, 170)
HSL	hsl(241, 35%, 49%)
HSV	hsv(241, 52%, 67%)
CMYK	cmyk(51.8%, 52.4%, 0%, 33.3%)
CIE-LAB	lab(38.86, 25.52, -47.86)
CIE-LCH	lch(38.86, 54.24, 298.07°)
OKLab	oklab(48.31% 0.025 -0.1365)
OKLCH	oklch(48.31% 0.139 280.4)
XYZ	xyz(13.6756, 10.5802, 39.3440)
Luminance	0.1058 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5251AA #A9AA51

analogous

#517DAA #5251AA #7F51AA

triadic

#5251AA #AA5251 #51AA52

tetradic

#5251AA #AA517D #A9AA51 #51AA7F

square

#5251AA #AA517D #A9AA51 #51AA7F

split-complementary

#5251AA #AA7F51 #7DAA51

monochromatic

#2A2A57 #3E3D81 #5251AA #7A79BF #A3A2D3

Accessibility & contrast

On white

6.74

#5251AA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.12

#5251AA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5251AA

6.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5251AA	#FFFFFF	#000000	##FFFFFF
##5251AA	1.00	6.74	3.12	6.74
#FFFFFF	6.74	1.00	21.00	1.00
#000000	3.12	21.00	1.00	21.00
##FFFFFF	6.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#235FAD

Deuteranopia (green-blind)

#1A58A8

Tritanopia (blue-blind)

#2E6575

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #5251aa;
/* rgb */ color: rgb(82, 81, 170);
/* oklch */ color: oklch(48.3% 0.139 280.4);

Tailwind

colors: {
  custom: {
    50: '#8982c4',
    500: '#5251aa',
    950: '#000000',
  },
}

SCSS

$custom: #5251aa;
$custom-light: #8982c4;
$custom-dark: #000000;

JSON

{
  "hex": "#5251aa",
  "rgb": {
    "r": 82,
    "g": 81,
    "b": 170
  },
  "hsl": {
    "h": 240.674,
    "s": 35.458,
    "l": 49.216
  },
  "oklch": {
    "l": 0.4831,
    "c": 0.13881,
    "h": 280.4
  },
  "luminance": 0.10581
}

Semantic roles & 50–950 ramp

primary

#5251AA

secondary

#C0C097

accent

#CB5CCA

background

#F8F7FC

surface

#F0EEF8

border

#CBC9D1

text

#0C0A13

muted

#7D7C82

Preview Lab

Preview with #5251AA

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

Preview Lab → · Contrast checker → · Palette generator →