#37408D#37408D

#37408D is a dark, vivid blue. Relative luminance 0.064; OKLCH L 40.8% C 0.127 H 274.3°. Best body text is #FFFFFF at 9.21:1 contrast (WCAG AA passes).

Color values

HEX	#37408D
RGB	rgb(55, 64, 141)
HSL	hsl(234, 44%, 38%)
HSV	hsv(234, 61%, 55%)
CMYK	cmyk(61%, 54.6%, 0%, 44.7%)
CIE-LAB	lab(30.40, 21.05, -44.07)
CIE-LCH	lch(30.40, 48.84, 295.54°)
OKLab	oklab(40.82% 0.0096 -0.1263)
OKLCH	oklch(40.82% 0.127 274.3)
XYZ	xyz(8.2151, 6.4015, 25.9968)
Luminance	0.0640 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37408D #8D8437

analogous

#376B8D #37408D #59378D

triadic

#37408D #8D3740 #408D37

tetradic

#37408D #8D376B #8D8437 #378D59

square

#37408D #8D376B #8D8437 #378D59

split-complementary

#37408D #8D5937 #6B8D37

monochromatic

#151835 #262C61 #37408D #4955B8 #757EC9

Accessibility & contrast

On white

9.21

#37408D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.28

#37408D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37408D

9.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37408D	#FFFFFF	#000000	##FFFFFF
##37408D	1.00	9.21	2.28	9.21
#FFFFFF	9.21	1.00	21.00	1.00
#000000	2.28	21.00	1.00	21.00
##FFFFFF	9.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#104B90

Deuteranopia (green-blind)

#00448B

Tritanopia (blue-blind)

#005260

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #37408d;
/* rgb */ color: rgb(55, 64, 141);
/* oklch */ color: oklch(40.8% 0.127 274.3);

Tailwind

colors: {
  custom: {
    50: '#7674af',
    500: '#37408d',
    950: '#000000',
  },
}

SCSS

$custom: #37408d;
$custom-light: #7674af;
$custom-dark: #000000;

JSON

{
  "hex": "#37408d",
  "rgb": {
    "r": 55,
    "g": 64,
    "b": 141
  },
  "hsl": {
    "h": 233.721,
    "s": 43.878,
    "l": 38.431
  },
  "oklch": {
    "l": 0.40819,
    "c": 0.12665,
    "h": 274.3
  },
  "luminance": 0.06402
}

Semantic roles & 50–950 ramp

primary

#37408D

secondary

#B2AB6E

accent

#C654D4

background

#F7F7FA

surface

#EEEDF4

border

#C9C8CE

text

#090810

muted

#7B7B7F

Preview Lab

Preview with #37408D

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

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