#37469E#37469E

#37469E is a dark, vivid blue. Relative luminance 0.077; OKLCH L 43.4% C 0.143 H 271.8°. Best body text is #FFFFFF at 8.29:1 contrast (WCAG AA passes).

Color values

HEX	#37469E
RGB	rgb(55, 70, 158)
HSL	hsl(231, 48%, 42%)
HSV	hsv(231, 65%, 62%)
CMYK	cmyk(65.2%, 55.7%, 0%, 38%)
CIE-LAB	lab(33.27, 23.18, -49.80)
CIE-LCH	lch(33.27, 54.93, 294.96°)
OKLab	oklab(43.36% 0.0045 -0.1431)
OKLCH	oklch(43.36% 0.143 271.8)
XYZ	xyz(9.9352, 7.6603, 33.2961)
Luminance	0.0766 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37469E #9E8F37

analogous

#377A9E #37469E #5C379E

triadic

#37469E #9E3746 #469E37

tetradic

#37469E #9E377A #9E8F37 #379E5C

square

#37469E #9E377A #9E8F37 #379E5C

split-complementary

#37469E #9E5C37 #7A9E37

monochromatic

#171E43 #273271 #37469E #5061C2 #7D8AD2

Accessibility & contrast

On white

8.29

#37469E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.53

#37469E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37469E

8.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37469E	#FFFFFF	#000000	##FFFFFF
##37469E	1.00	8.29	2.53	8.29
#FFFFFF	8.29	1.00	21.00	1.00
#000000	2.53	21.00	1.00	21.00
##FFFFFF	8.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0153A1

Deuteranopia (green-blind)

#004A9C

Tritanopia (blue-blind)

#005B6B

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #37469e;
/* rgb */ color: rgb(55, 70, 158);
/* oklch */ color: oklch(43.4% 0.143 271.8);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#37469e",
  "rgb": {
    "r": 55,
    "g": 70,
    "b": 158
  },
  "hsl": {
    "h": 231.262,
    "s": 48.357,
    "l": 41.765
  },
  "oklch": {
    "l": 0.4336,
    "c": 0.14316,
    "h": 271.8
  },
  "luminance": 0.07661
}

Semantic roles & 50–950 ramp

primary

#37469E

secondary

#BBB176

accent

#C450D8

background

#F7F7FB

surface

#EEEDF6

border

#C9C8D0

text

#0A0912

muted

#7C7B81

Preview Lab

Preview with #37469E

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

Preview Lab → · Contrast checker → · Palette generator →