#37569D#37569D

#37569D is a mid, vivid blue. Relative luminance 0.099; OKLCH L 46.7% C 0.121 H 264.5°. Best body text is #FFFFFF at 7.05:1 contrast (WCAG AA passes).

Color values

HEX	#37569D
RGB	rgb(55, 86, 157)
HSL	hsl(222, 48%, 42%)
HSV	hsv(222, 65%, 62%)
CMYK	cmyk(65%, 45.2%, 0%, 38.4%)
CIE-LAB	lab(37.66, 12.25, -42.12)
CIE-LCH	lch(37.66, 43.87, 286.22°)
OKLab	oklab(46.68% -0.0117 -0.1203)
OKLCH	oklch(46.68% 0.121 264.5)
XYZ	xyz(10.9870, 9.9011, 33.2238)
Luminance	0.0990 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37569D #9D7E37

analogous

#37899D #37569D #4B379D

triadic

#37569D #9D3756 #569D37

tetradic

#37569D #9D3789 #9D7E37 #379D4B

square

#37569D #9D3789 #9D7E37 #379D4B

split-complementary

#37569D #9D4B37 #899D37

monochromatic

#172442 #273D70 #37569D #5072C2 #7D97D1

Accessibility & contrast

On white

7.05

#37569D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.98

#37569D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37569D

7.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37569D	#FFFFFF	#000000	##FFFFFF
##37569D	1.00	7.05	2.98	7.05
#FFFFFF	7.05	1.00	21.00	1.00
#000000	2.98	21.00	1.00	21.00
##FFFFFF	7.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#345EA0

Deuteranopia (green-blind)

#24549C

Tritanopia (blue-blind)

#006672

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #37569d;
/* rgb */ color: rgb(55, 86, 157);
/* oklch */ color: oklch(46.7% 0.121 264.5);

Tailwind

colors: {
  custom: {
    50: '#7885ba',
    500: '#37569d',
    950: '#000000',
  },
}

SCSS

$custom: #37569d;
$custom-light: #7885ba;
$custom-dark: #000000;

JSON

{
  "hex": "#37569d",
  "rgb": {
    "r": 55,
    "g": 86,
    "b": 157
  },
  "hsl": {
    "h": 221.765,
    "s": 48.113,
    "l": 41.569
  },
  "oklch": {
    "l": 0.4668,
    "c": 0.12083,
    "h": 264.5
  },
  "luminance": 0.09902
}

Semantic roles & 50–950 ramp

primary

#37569D

secondary

#BBA675

accent

#AE50D8

background

#F7F8FB

surface

#EEEFF6

border

#C9CAD0

text

#0A0B12

muted

#7C7C81

Preview Lab

Preview with #37569D

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

Preview Lab → · Contrast checker → · Palette generator →