#372A83#372A83

#372A83 is a dark, vivid blue. Relative luminance 0.041; OKLCH L 35.9% C 0.142 H 283.2°. Best body text is #FFFFFF at 11.53:1 contrast (WCAG AA passes).

Color values

HEX	#372A83
RGB	rgb(55, 42, 131)
HSL	hsl(249, 51%, 34%)
HSV	hsv(249, 68%, 51%)
CMYK	cmyk(58%, 67.9%, 0%, 48.6%)
CIE-LAB	lab(24.02, 31.96, -48.21)
CIE-LCH	lch(24.02, 57.84, 303.54°)
OKLab	oklab(35.86% 0.0325 -0.1386)
OKLCH	oklch(35.86% 0.142 283.2)
XYZ	xyz(6.4990, 4.1064, 21.9185)
Luminance	0.0411 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#372A83 #76832A

analogous

#2A4A83 #372A83 #642A83

triadic

#372A83 #83372A #2A8337

tetradic

#372A83 #832A4A #76832A #2A8364

square

#372A83 #832A4A #76832A #2A8364

split-complementary

#372A83 #83642A #4A832A

monochromatic

#100C26 #241B55 #372A83 #4A39B1 #6D5DCB

Accessibility & contrast

On white

11.53

#372A83 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#372A83 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #372A83

11.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##372A83	#FFFFFF	#000000	##FFFFFF
##372A83	1.00	11.53	1.82	11.53
#FFFFFF	11.53	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C86

Deuteranopia (green-blind)

#003681

Tritanopia (blue-blind)

#114052

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #372a83;
/* rgb */ color: rgb(55, 42, 131);
/* oklch */ color: oklch(35.9% 0.142 283.2);

Tailwind

colors: {
  custom: {
    50: '#7664a8',
    500: '#372a83',
    950: '#000000',
  },
}

SCSS

$custom: #372a83;
$custom-light: #7664a8;
$custom-dark: #000000;

JSON

{
  "hex": "#372a83",
  "rgb": {
    "r": 55,
    "g": 42,
    "b": 131
  },
  "hsl": {
    "h": 248.764,
    "s": 51.445,
    "l": 33.922
  },
  "oklch": {
    "l": 0.35859,
    "c": 0.14238,
    "h": 283.2
  },
  "luminance": 0.04107
}

Semantic roles & 50–950 ramp

primary

#372A83

secondary

#A4B158

accent

#DB4DC6

background

#F7F6FA

surface

#EEEBF4

border

#C9C6CE

text

#090510

muted

#7B7A7F

Preview Lab

Preview with #372A83

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

Preview Lab → · Contrast checker → · Palette generator →