#37366D#37366D

#37366D is a dark, moderate blue. Relative luminance 0.046; OKLCH L 36.4% C 0.093 H 281.6°. Best body text is #FFFFFF at 10.99:1 contrast (WCAG AA passes).

Color values

HEX	#37366D
RGB	rgb(55, 54, 109)
HSL	hsl(241, 34%, 32%)
HSV	hsv(241, 50%, 43%)
CMYK	cmyk(49.5%, 50.5%, 0%, 57.3%)
CIE-LAB	lab(25.43, 16.63, -31.98)
CIE-LCH	lch(25.43, 36.04, 297.47°)
OKLab	oklab(36.37% 0.0186 -0.0908)
OKLCH	oklch(36.37% 0.093 281.6)
XYZ	xyz(5.6542, 4.5544, 15.0462)
Luminance	0.0456 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37366D #6C6D36

analogous

#36516D #37366D #53366D

triadic

#37366D #6D3736 #366D37

tetradic

#37366D #6D3651 #6C6D36 #366D53

square

#37366D #6D3651 #6C6D36 #366D53

split-complementary

#37366D #6D5336 #516D36

monochromatic

#0E0D1B #222244 #37366D #4C4A96 #6A69B5

Accessibility & contrast

On white

10.99

#37366D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#37366D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37366D

10.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37366D	#FFFFFF	#000000	##FFFFFF
##37366D	1.00	10.99	1.91	10.99
#FFFFFF	10.99	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	10.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E3E6F

Deuteranopia (green-blind)

#1B3A6C

Tritanopia (blue-blind)

#24424C

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #37366d;
/* rgb */ color: rgb(55, 54, 109);
/* oklch */ color: oklch(36.4% 0.093 281.6);

Tailwind

colors: {
  custom: {
    50: '#726d97',
    500: '#37366d',
    950: '#000000',
  },
}

SCSS

$custom: #37366d;
$custom-light: #726d97;
$custom-dark: #000000;

JSON

{
  "hex": "#37366d",
  "rgb": {
    "r": 55,
    "g": 54,
    "b": 109
  },
  "hsl": {
    "h": 241.091,
    "s": 33.742,
    "l": 31.961
  },
  "oklch": {
    "l": 0.36366,
    "c": 0.09271,
    "h": 281.6
  },
  "luminance": 0.04555
}

Semantic roles & 50–950 ramp

primary

#37366D

secondary

#9C9D61

accent

#CA5EC8

background

#F7F6F9

surface

#EDEBF2

border

#C8C6CC

text

#08070D

muted

#7B7A7E

Preview Lab

Preview with #37366D

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

Preview Lab → · Contrast checker → · Palette generator →