#37436D#37436D

#37436D is a dark, moderate blue. Relative luminance 0.059; OKLCH L 39.3% C 0.073 H 270.7°. Best body text is #FFFFFF at 9.61:1 contrast (WCAG AA passes).

Color values

HEX	#37436D
RGB	rgb(55, 67, 109)
HSL	hsl(227, 33%, 32%)
HSV	hsv(227, 50%, 43%)
CMYK	cmyk(49.5%, 38.5%, 0%, 57.3%)
CIE-LAB	lab(29.24, 7.82, -25.93)
CIE-LCH	lch(29.24, 27.08, 286.78°)
OKLab	oklab(39.28% 0.0009 -0.0731)
OKLCH	oklch(39.28% 0.073 270.7)
XYZ	xyz(6.3421, 5.9303, 15.2755)
Luminance	0.0593 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37436D #6D6137

analogous

#375E6D #37436D #46376D

triadic

#37436D #6D3743 #436D37

tetradic

#37436D #6D375E #6D6137 #376D46

square

#37436D #6D375E #6D6137 #376D46

split-complementary

#37436D #6D4637 #5E6D37

monochromatic

#0E111C #222A44 #37436D #4C5C96 #6A7BB4

Accessibility & contrast

On white

9.61

#37436D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.19

#37436D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37436D

9.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37436D	#FFFFFF	#000000	##FFFFFF
##37436D	1.00	9.61	2.19	9.61
#FFFFFF	9.61	1.00	21.00	1.00
#000000	2.19	21.00	1.00	21.00
##FFFFFF	9.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#33476F

Deuteranopia (green-blind)

#2E436C

Tritanopia (blue-blind)

#224C53

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #37436d;
/* rgb */ color: rgb(55, 67, 109);
/* oklch */ color: oklch(39.3% 0.073 270.7);

Tailwind

colors: {
  custom: {
    50: '#717697',
    500: '#37436d',
    950: '#000000',
  },
}

SCSS

$custom: #37436d;
$custom-light: #717697;
$custom-dark: #000000;

JSON

{
  "hex": "#37436d",
  "rgb": {
    "r": 55,
    "g": 67,
    "b": 109
  },
  "hsl": {
    "h": 226.667,
    "s": 32.927,
    "l": 32.157
  },
  "oklch": {
    "l": 0.39275,
    "c": 0.07306,
    "h": 270.7
  },
  "luminance": 0.05931
}

Semantic roles & 50–950 ramp

primary

#37436D

secondary

#9D9063

accent

#B15FC9

background

#F7F7F9

surface

#EDEDF2

border

#C8C8CC

text

#08080D

muted

#7B7B7E

Preview Lab

Preview with #37436D

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

Preview Lab → · Contrast checker → · Palette generator →