#37368F#37368F

#37368F is a dark, vivid blue. Relative luminance 0.054; OKLCH L 39.0% C 0.143 H 278.0°. Best body text is #FFFFFF at 10.06:1 contrast (WCAG AA passes).

Color values

HEX	#37368F
RGB	rgb(55, 54, 143)
HSL	hsl(241, 45%, 39%)
HSV	hsv(241, 62%, 56%)
CMYK	cmyk(61.5%, 62.2%, 0%, 43.9%)
CIE-LAB	lab(27.93, 28.38, -49.30)
CIE-LCH	lch(27.93, 56.89, 299.93°)
OKLab	oklab(39.03% 0.0198 -0.1418)
OKLCH	oklch(39.03% 0.143 278)
XYZ	xyz(7.8511, 5.4331, 26.6163)
Luminance	0.0543 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37368F #8E8F36

analogous

#36618F #37368F #63368F

triadic

#37368F #8F3736 #368F37

tetradic

#37368F #8F3661 #8E8F36 #368F63

square

#37368F #8F3661 #8E8F36 #368F63

split-complementary

#37368F #8F6336 #618F36

monochromatic

#151436 #262563 #37368F #4948BA #7675CB

Accessibility & contrast

On white

10.06

#37368F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#37368F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37368F

10.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37368F	#FFFFFF	#000000	##FFFFFF
##37368F	1.00	10.06	2.09	10.06
#FFFFFF	10.06	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004692

Deuteranopia (green-blind)

#003E8D

Tritanopia (blue-blind)

#004C5D

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #37368f;
/* rgb */ color: rgb(55, 54, 143);
/* oklch */ color: oklch(39.0% 0.143 278.0);

Tailwind

colors: {
  custom: {
    50: '#786db1',
    500: '#37368f',
    950: '#000000',
  },
}

SCSS

$custom: #37368f;
$custom-light: #786db1;
$custom-dark: #000000;

JSON

{
  "hex": "#37368f",
  "rgb": {
    "r": 55,
    "g": 54,
    "b": 143
  },
  "hsl": {
    "h": 240.674,
    "s": 45.178,
    "l": 38.627
  },
  "oklch": {
    "l": 0.39032,
    "c": 0.14315,
    "h": 278
  },
  "luminance": 0.05434
}

Semantic roles & 50–950 ramp

primary

#37368F

secondary

#B3B36D

accent

#D553D3

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#0A0711

muted

#7C7A80

Preview Lab

Preview with #37368F

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

Preview Lab → · Contrast checker → · Palette generator →