#232B81#232B81

#232B81 is a dark, vivid blue. Relative luminance 0.037; OKLCH L 34.3% C 0.143 H 272.2°. Best body text is #FFFFFF at 12.11:1 contrast (WCAG AA passes).

Color values

HEX	#232B81
RGB	rgb(35, 43, 129)
HSL	hsl(235, 57%, 32%)
HSV	hsv(235, 73%, 51%)
CMYK	cmyk(72.9%, 66.7%, 0%, 49.4%)
CIE-LAB	lab(22.55, 27.45, -49.43)
CIE-LCH	lch(22.55, 56.54, 299.05°)
OKLab	oklab(34.34% 0.0055 -0.1428)
OKLCH	oklch(34.34% 0.143 272.2)
XYZ	xyz(5.5181, 3.6695, 21.1821)
Luminance	0.0367 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#232B81 #817923

analogous

#235A81 #232B81 #4A2381

triadic

#232B81 #81232B #2B8123

tetradic

#232B81 #81235A #817923 #23814A

square

#232B81 #81235A #817923 #23814A

split-complementary

#232B81 #814A23 #5A8123

monochromatic

#090B21 #161B51 #232B81 #303BB1 #4F5ACF

Accessibility & contrast

On white

12.11

#232B81 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#232B81 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #232B81

12.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##232B81	#FFFFFF	#000000	##FFFFFF
##232B81	1.00	12.11	1.73	12.11
#FFFFFF	12.11	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A84

Deuteranopia (green-blind)

#00327F

Tritanopia (blue-blind)

#004152

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #232b81;
/* rgb */ color: rgb(35, 43, 129);
/* oklch */ color: oklch(34.3% 0.143 272.2);

Tailwind

colors: {
  custom: {
    50: '#6c64a6',
    500: '#232b81',
    950: '#000000',
  },
}

SCSS

$custom: #232b81;
$custom-light: #6c64a6;
$custom-dark: #000000;

JSON

{
  "hex": "#232b81",
  "rgb": {
    "r": 35,
    "g": 43,
    "b": 129
  },
  "hsl": {
    "h": 234.894,
    "s": 57.317,
    "l": 32.157
  },
  "oklch": {
    "l": 0.34338,
    "c": 0.14288,
    "h": 272.2
  },
  "luminance": 0.0367
}

Semantic roles & 50–950 ramp

primary

#232B81

secondary

#B3AA4D

accent

#D447E1

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#08050F

muted

#7B7A7F

Preview Lab

Preview with #232B81

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

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