#37438D#37438D

#37438D is a dark, vivid blue. Relative luminance 0.068; OKLCH L 41.4% C 0.122 H 273.0°. Best body text is #FFFFFF at 8.94:1 contrast (WCAG AA passes).

Color values

HEX	#37438D
RGB	rgb(55, 67, 141)
HSL	hsl(232, 44%, 38%)
HSV	hsv(232, 61%, 55%)
CMYK	cmyk(61%, 52.5%, 0%, 44.7%)
CIE-LAB	lab(31.23, 19.05, -42.74)
CIE-LCH	lch(31.23, 46.79, 294.02°)
OKLab	oklab(41.44% 0.0064 -0.1223)
OKLCH	oklch(41.44% 0.123 273)
XYZ	xyz(8.3888, 6.7490, 26.0548)
Luminance	0.0675 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37438D #8D8137

analogous

#376E8D #37438D #56378D

triadic

#37438D #8D3743 #438D37

tetradic

#37438D #8D376E #8D8137 #378D56

square

#37438D #8D376E #8D8137 #378D56

split-complementary

#37438D #8D5637 #6E8D37

monochromatic

#151935 #262E61 #37438D #4959B8 #7581C9

Accessibility & contrast

On white

8.94

#37438D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.35

#37438D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37438D

8.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37438D	#FFFFFF	#000000	##FFFFFF
##37438D	1.00	8.94	2.35	8.94
#FFFFFF	8.94	1.00	21.00	1.00
#000000	2.35	21.00	1.00	21.00
##FFFFFF	8.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A4D90

Deuteranopia (green-blind)

#05468B

Tritanopia (blue-blind)

#005461

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #37438d;
/* rgb */ color: rgb(55, 67, 141);
/* oklch */ color: oklch(41.4% 0.122 273.0);

Tailwind

colors: {
  custom: {
    50: '#7676af',
    500: '#37438d',
    950: '#000000',
  },
}

SCSS

$custom: #37438d;
$custom-light: #7676af;
$custom-dark: #000000;

JSON

{
  "hex": "#37438d",
  "rgb": {
    "r": 55,
    "g": 67,
    "b": 141
  },
  "hsl": {
    "h": 231.628,
    "s": 43.878,
    "l": 38.431
  },
  "oklch": {
    "l": 0.4144,
    "c": 0.1225,
    "h": 273
  },
  "luminance": 0.0675
}

Semantic roles & 50–950 ramp

primary

#37438D

secondary

#B2A96E

accent

#C254D4

background

#F7F7FA

surface

#EEEDF4

border

#C9C8CE

text

#090810

muted

#7B7B7F

Preview Lab

Preview with #37438D

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

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