#37469D#37469D

#37469D is a dark, vivid blue. Relative luminance 0.076; OKLCH L 43.3% C 0.142 H 271.8°. Best body text is #FFFFFF at 8.32:1 contrast (WCAG AA passes).

Color values

HEX	#37469D
RGB	rgb(55, 70, 157)
HSL	hsl(231, 48%, 42%)
HSV	hsv(231, 65%, 62%)
CMYK	cmyk(65%, 55.4%, 0%, 38.4%)
CIE-LAB	lab(33.19, 22.82, -49.32)
CIE-LCH	lch(33.19, 54.34, 294.83°)
OKLab	oklab(43.28% 0.0044 -0.1417)
OKLCH	oklch(43.28% 0.142 271.8)
XYZ	xyz(9.8495, 7.6260, 32.8447)
Luminance	0.0763 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37469D #9D8E37

analogous

#37799D #37469D #5B379D

triadic

#37469D #9D3746 #469D37

tetradic

#37469D #9D3779 #9D8E37 #379D5B

square

#37469D #9D3779 #9D8E37 #379D5B

split-complementary

#37469D #9D5B37 #799D37

monochromatic

#171E42 #273270 #37469D #5060C2 #7D89D1

Accessibility & contrast

On white

8.32

#37469D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.53

#37469D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37469D

8.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37469D	#FFFFFF	#000000	##FFFFFF
##37469D	1.00	8.32	2.53	8.32
#FFFFFF	8.32	1.00	21.00	1.00
#000000	2.53	21.00	1.00	21.00
##FFFFFF	8.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0453A0

Deuteranopia (green-blind)

#004A9B

Tritanopia (blue-blind)

#005B6A

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #37469d;
/* rgb */ color: rgb(55, 70, 157);
/* oklch */ color: oklch(43.3% 0.142 271.8);

Tailwind

colors: {
  custom: {
    50: '#7979bb',
    500: '#37469d',
    950: '#000000',
  },
}

SCSS

$custom: #37469d;
$custom-light: #7979bb;
$custom-dark: #000000;

JSON

{
  "hex": "#37469d",
  "rgb": {
    "r": 55,
    "g": 70,
    "b": 157
  },
  "hsl": {
    "h": 231.176,
    "s": 48.113,
    "l": 41.569
  },
  "oklch": {
    "l": 0.43282,
    "c": 0.14173,
    "h": 271.8
  },
  "luminance": 0.07627
}

Semantic roles & 50–950 ramp

primary

#37469D

secondary

#BBB075

accent

#C450D8

background

#F7F7FB

surface

#EEEDF6

border

#C9C8D0

text

#0A0912

muted

#7C7B81

Preview Lab

Preview with #37469D

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

Preview Lab → · Contrast checker → · Palette generator →