#233C82#233C82

#233C82 is a dark, vivid blue. Relative luminance 0.052; OKLCH L 37.9% C 0.122 H 265.9°. Best body text is #FFFFFF at 10.29:1 contrast (WCAG AA passes).

Color values

HEX	#233C82
RGB	rgb(35, 60, 130)
HSL	hsl(224, 58%, 32%)
HSV	hsv(224, 73%, 51%)
CMYK	cmyk(73.1%, 53.8%, 0%, 49%)
CIE-LAB	lab(27.30, 16.12, -42.32)
CIE-LCH	lch(27.30, 45.29, 290.85°)
OKLab	oklab(37.91% -0.0086 -0.1217)
OKLCH	oklch(37.91% 0.122 265.9)
XYZ	xyz(6.3369, 5.2001, 21.7845)
Luminance	0.0520 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#233C82 #826923

analogous

#236B82 #233C82 #3A2382

triadic

#233C82 #82233C #3C8223

tetradic

#233C82 #82236B #826923 #23823A

square

#233C82 #82236B #826923 #23823A

split-complementary

#233C82 #823A23 #6B8223

monochromatic

#090F22 #162652 #233C82 #3052B2 #5071D0

Accessibility & contrast

On white

10.29

#233C82 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#233C82 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #233C82

10.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##233C82	#FFFFFF	#000000	##FFFFFF
##233C82	1.00	10.29	2.04	10.29
#FFFFFF	10.29	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0E4584

Deuteranopia (green-blind)

#003C81

Tritanopia (blue-blind)

#004D59

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #233c82;
/* rgb */ color: rgb(35, 60, 130);
/* oklch */ color: oklch(37.9% 0.122 265.9);

Tailwind

colors: {
  custom: {
    50: '#6b71a7',
    500: '#233c82',
    950: '#000000',
  },
}

SCSS

$custom: #233c82;
$custom-light: #6b71a7;
$custom-dark: #000000;

JSON

{
  "hex": "#233c82",
  "rgb": {
    "r": 35,
    "g": 60,
    "b": 130
  },
  "hsl": {
    "h": 224.211,
    "s": 57.576,
    "l": 32.353
  },
  "oklch": {
    "l": 0.37906,
    "c": 0.122,
    "h": 265.9
  },
  "luminance": 0.05201
}

Semantic roles & 50–950 ramp

primary

#233C82

secondary

#B3994D

accent

#B847E1

background

#F6F6FA

surface

#ECECF4

border

#C7C7CE

text

#07070F

muted

#7A7A7F

Preview Lab

Preview with #233C82

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

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