#212581#212581

#212581 is a dark, vivid blue. Relative luminance 0.032; OKLCH L 33.1% C 0.151 H 272.8°. Best body text is #FFFFFF at 12.76:1 contrast (WCAG AA passes).

Color values

HEX	#212581
RGB	rgb(33, 37, 129)
HSL	hsl(238, 59%, 32%)
HSV	hsv(238, 74%, 51%)
CMYK	cmyk(74.4%, 71.3%, 0%, 49.4%)
CIE-LAB	lab(20.95, 31.17, -52.06)
CIE-LCH	lch(20.95, 60.68, 300.91°)
OKLab	oklab(33.14% 0.0072 -0.1505)
OKLCH	oklch(33.14% 0.151 272.8)
XYZ	xyz(5.2499, 3.2309, 21.1116)
Luminance	0.0323 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#212581 #817D21

analogous

#215581 #212581 #4D2181

triadic

#212581 #812125 #258121

tetradic

#212581 #812155 #817D21 #21814D

square

#212581 #812155 #817D21 #21814D

split-complementary

#212581 #814D21 #558121

monochromatic

#080920 #151750 #212581 #2D33B2 #4B51D1

Accessibility & contrast

On white

12.76

#212581 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#212581 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #212581

12.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##212581	#FFFFFF	#000000	##FFFFFF
##212581	1.00	12.76	1.65	12.76
#FFFFFF	12.76	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003784

Deuteranopia (green-blind)

#002E7F

Tritanopia (blue-blind)

#003E50

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #212581;
/* rgb */ color: rgb(33, 37, 129);
/* oklch */ color: oklch(33.1% 0.151 272.8);

Tailwind

colors: {
  custom: {
    50: '#6c60a7',
    500: '#212581',
    950: '#000000',
  },
}

SCSS

$custom: #212581;
$custom-light: #6c60a7;
$custom-dark: #000000;

JSON

{
  "hex": "#212581",
  "rgb": {
    "r": 33,
    "g": 37,
    "b": 129
  },
  "hsl": {
    "h": 237.5,
    "s": 59.259,
    "l": 31.765
  },
  "oklch": {
    "l": 0.33141,
    "c": 0.15071,
    "h": 272.8
  },
  "luminance": 0.03231
}

Semantic roles & 50–950 ramp

primary

#212581

secondary

#B4AF4A

accent

#DC45E2

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#08050F

muted

#7B797F

Preview Lab

Preview with #212581

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

Preview Lab → · Contrast checker → · Palette generator →