#37486D#37486D

#37486D is a dark, moderate blue. Relative luminance 0.066; OKLCH L 40.5% C 0.066 H 264.8°. Best body text is #FFFFFF at 9.09:1 contrast (WCAG AA passes).

Color values

HEX	#37486D
RGB	rgb(55, 72, 109)
HSL	hsl(221, 33%, 32%)
HSV	hsv(221, 50%, 43%)
CMYK	cmyk(49.5%, 33.9%, 0%, 57.3%)
CIE-LAB	lab(30.76, 4.50, -23.53)
CIE-LCH	lch(30.76, 23.96, 280.82°)
OKLab	oklab(40.46% -0.006 -0.0661)
OKLCH	oklch(40.46% 0.066 264.8)
XYZ	xyz(6.6523, 6.5507, 15.3789)
Luminance	0.0655 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37486D #6D5C37

analogous

#37636D #37486D #41376D

triadic

#37486D #6D3748 #486D37

tetradic

#37486D #6D3763 #6D5C37 #376D41

square

#37486D #6D3763 #6D5C37 #376D41

split-complementary

#37486D #6D4137 #636D37

monochromatic

#0E121C #222D44 #37486D #4C6396 #6A82B4

Accessibility & contrast

On white

9.09

#37486D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.31

#37486D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37486D

9.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37486D	#FFFFFF	#000000	##FFFFFF
##37486D	1.00	9.09	2.31	9.09
#FFFFFF	9.09	1.00	21.00	1.00
#000000	2.31	21.00	1.00	21.00
##FFFFFF	9.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A4B6F

Deuteranopia (green-blind)

#34466C

Tritanopia (blue-blind)

#225055

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #37486d;
/* rgb */ color: rgb(55, 72, 109);
/* oklch */ color: oklch(40.5% 0.066 264.8);

Tailwind

colors: {
  custom: {
    50: '#717a97',
    500: '#37486d',
    950: '#000000',
  },
}

SCSS

$custom: #37486d;
$custom-light: #717a97;
$custom-dark: #000000;

JSON

{
  "hex": "#37486d",
  "rgb": {
    "r": 55,
    "g": 72,
    "b": 109
  },
  "hsl": {
    "h": 221.111,
    "s": 32.927,
    "l": 32.157
  },
  "oklch": {
    "l": 0.40457,
    "c": 0.06636,
    "h": 264.8
  },
  "luminance": 0.06551
}

Semantic roles & 50–950 ramp

primary

#37486D

secondary

#9D8B63

accent

#A85FC9

background

#F7F7F9

surface

#EDEDF2

border

#C8C8CC

text

#08090D

muted

#7B7B7E

Preview Lab

Preview with #37486D

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

Preview Lab → · Contrast checker → · Palette generator →