#37508A#37508A

#37508A is a dark, moderate blue. Relative luminance 0.084; OKLCH L 44.1% C 0.101 H 265.0°. Best body text is #FFFFFF at 7.84:1 contrast (WCAG AA passes).

Color values

HEX	#37508A
RGB	rgb(55, 80, 138)
HSL	hsl(222, 43%, 38%)
HSV	hsv(222, 60%, 54%)
CMYK	cmyk(60.1%, 42%, 0%, 45.9%)
CIE-LAB	lab(34.77, 9.32, -35.23)
CIE-LCH	lch(34.77, 36.44, 284.81°)
OKLab	oklab(44.08% -0.0088 -0.1001)
OKLCH	oklch(44.08% 0.101 265)
XYZ	xyz(9.0301, 8.3838, 25.1822)
Luminance	0.0838 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37508A #8A7137

analogous

#37798A #37508A #48378A

triadic

#37508A #8A3750 #508A37

tetradic

#37508A #8A3779 #8A7137 #378A48

square

#37508A #8A3779 #8A7137 #378A48

split-complementary

#37508A #8A4837 #798A37

monochromatic

#141D32 #26375E #37508A #4869B6 #748DC8

Accessibility & contrast

On white

7.84

#37508A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.68

#37508A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37508A

7.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37508A	#FFFFFF	#000000	##FFFFFF
##37508A	1.00	7.84	2.68	7.84
#FFFFFF	7.84	1.00	21.00	1.00
#000000	2.68	21.00	1.00	21.00
##FFFFFF	7.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#37568C

Deuteranopia (green-blind)

#2C4E89

Tritanopia (blue-blind)

#005D66

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #37508a;
/* rgb */ color: rgb(55, 80, 138);
/* oklch */ color: oklch(44.1% 0.101 265.0);

Tailwind

colors: {
  custom: {
    50: '#7580ac',
    500: '#37508a',
    950: '#000000',
  },
}

SCSS

$custom: #37508a;
$custom-light: #7580ac;
$custom-dark: #000000;

JSON

{
  "hex": "#37508a",
  "rgb": {
    "r": 55,
    "g": 80,
    "b": 138
  },
  "hsl": {
    "h": 221.928,
    "s": 43.005,
    "l": 37.843
  },
  "oklch": {
    "l": 0.44081,
    "c": 0.10051,
    "h": 265
  },
  "luminance": 0.08385
}

Semantic roles & 50–950 ramp

primary

#37508A

secondary

#B09C6D

accent

#AD55D3

background

#F7F7FA

surface

#EDEEF4

border

#C8C9CE

text

#090A10

muted

#7B7C7F

Preview Lab

Preview with #37508A

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

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