#373370#373370

#373370 is a dark, moderate blue. Relative luminance 0.043; OKLCH L 36.0% C 0.102 H 282.9°. Best body text is #FFFFFF at 11.23:1 contrast (WCAG AA passes).

Color values

HEX	#373370
RGB	rgb(55, 51, 112)
HSL	hsl(244, 37%, 32%)
HSV	hsv(244, 54%, 44%)
CMYK	cmyk(50.9%, 54.5%, 0%, 56.1%)
CIE-LAB	lab(24.79, 19.68, -34.91)
CIE-LCH	lch(24.79, 40.07, 299.41°)
OKLab	oklab(35.96% 0.0229 -0.0995)
OKLCH	oklch(35.96% 0.102 282.9)
XYZ	xyz(5.6831, 4.3494, 15.8662)
Luminance	0.0435 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#373370 #6C7033

analogous

#334E70 #373370 #563370

triadic

#373370 #703733 #337037

tetradic

#373370 #70334E #6C7033 #337056

square

#373370 #70334E #6C7033 #337056

split-complementary

#373370 #705633 #4E7033

monochromatic

#0E0D1C #222046 #373370 #4C469A #6A65B9

Accessibility & contrast

On white

11.23

#373370 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#373370 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #373370

11.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##373370	#FFFFFF	#000000	##FFFFFF
##373370	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)

#153D72

Deuteranopia (green-blind)

#11396F

Tritanopia (blue-blind)

#23404C

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #373370;
/* rgb */ color: rgb(55, 51, 112);
/* oklch */ color: oklch(36.0% 0.102 282.9);

Tailwind

colors: {
  custom: {
    50: '#726a99',
    500: '#373370',
    950: '#000000',
  },
}

SCSS

$custom: #373370;
$custom-light: #726a99;
$custom-dark: #000000;

JSON

{
  "hex": "#373370",
  "rgb": {
    "r": 55,
    "g": 51,
    "b": 112
  },
  "hsl": {
    "h": 243.934,
    "s": 37.423,
    "l": 31.961
  },
  "oklch": {
    "l": 0.35957,
    "c": 0.10205,
    "h": 282.9
  },
  "luminance": 0.0435
}

Semantic roles & 50–950 ramp

primary

#373370

secondary

#9CA15E

accent

#CD5AC6

background

#F7F6F9

surface

#EDEBF2

border

#C8C6CC

text

#08060E

muted

#7B7A7E

Preview Lab

Preview with #373370

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

Preview Lab → · Contrast checker → · Palette generator →