#372B89#372B89

#372B89 is a dark, vivid blue. Relative luminance 0.043; OKLCH L 36.6% C 0.149 H 281.9°. Best body text is #FFFFFF at 11.23:1 contrast (WCAG AA passes).

Color values

HEX	#372B89
RGB	rgb(55, 43, 137)
HSL	hsl(248, 52%, 35%)
HSV	hsv(248, 69%, 54%)
CMYK	cmyk(59.9%, 68.6%, 0%, 46.3%)
CIE-LAB	lab(24.78, 33.33, -50.72)
CIE-LCH	lch(24.78, 60.69, 303.31°)
OKLab	oklab(36.58% 0.0307 -0.146)
OKLCH	oklch(36.58% 0.149 281.9)
XYZ	xyz(6.9534, 4.3457, 24.1344)
Luminance	0.0435 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#372B89 #7D892B

analogous

#2B4E89 #372B89 #662B89

triadic

#372B89 #89372B #2B8937

tetradic

#372B89 #892B4E #7D892B #2B8966

square

#372B89 #892B4E #7D892B #2B8966

split-complementary

#372B89 #89662B #4E892B

monochromatic

#120E2C #241C5A #372B89 #4A3AB8 #6F61CD

Accessibility & contrast

On white

11.23

#372B89 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#372B89 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #372B89

11.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##372B89	#FFFFFF	#000000	##FFFFFF
##372B89	1.00	11.23	1.87	11.23
#FFFFFF	11.23	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E8C

Deuteranopia (green-blind)

#003787

Tritanopia (blue-blind)

#054356

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #372b89;
/* rgb */ color: rgb(55, 43, 137);
/* oklch */ color: oklch(36.6% 0.149 281.9);

Tailwind

colors: {
  custom: {
    50: '#7765ac',
    500: '#372b89',
    950: '#000000',
  },
}

SCSS

$custom: #372b89;
$custom-light: #7765ac;
$custom-dark: #000000;

JSON

{
  "hex": "#372b89",
  "rgb": {
    "r": 55,
    "g": 43,
    "b": 137
  },
  "hsl": {
    "h": 247.66,
    "s": 52.222,
    "l": 35.294
  },
  "oklch": {
    "l": 0.36575,
    "c": 0.14919,
    "h": 281.9
  },
  "luminance": 0.04346
}

Semantic roles & 50–950 ramp

primary

#372B89

secondary

#A8B35C

accent

#DC4CC9

background

#F7F6FA

surface

#EEEBF4

border

#C9C6CE

text

#0A0610

muted

#7C7A7F

Preview Lab

Preview with #372B89

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

Preview Lab → · Contrast checker → · Palette generator →