#37368E#37368E

#37368E is a dark, vivid blue. Relative luminance 0.054; OKLCH L 38.9% C 0.142 H 278.1°. Best body text is #FFFFFF at 10.09:1 contrast (WCAG AA passes).

Color values

HEX	#37368E
RGB	rgb(55, 54, 142)
HSL	hsl(241, 45%, 38%)
HSV	hsv(241, 62%, 56%)
CMYK	cmyk(61.3%, 62%, 0%, 44.3%)
CIE-LAB	lab(27.85, 28.03, -48.82)
CIE-LCH	lch(27.85, 56.29, 299.86°)
OKLab	oklab(38.95% 0.0199 -0.1403)
OKLCH	oklch(38.95% 0.142 278.1)
XYZ	xyz(7.7756, 5.4030, 26.2191)
Luminance	0.0540 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37368E #8D8E36

analogous

#36618E #37368E #63368E

triadic

#37368E #8E3736 #368E37

tetradic

#37368E #8E3661 #8D8E36 #368E63

square

#37368E #8E3661 #8D8E36 #368E63

split-complementary

#37368E #8E6336 #618E36

monochromatic

#151435 #262562 #37368E #4948B9 #7574CA

Accessibility & contrast

On white

10.09

#37368E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.08

#37368E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37368E

10.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37368E	#FFFFFF	#000000	##FFFFFF
##37368E	1.00	10.09	2.08	10.09
#FFFFFF	10.09	1.00	21.00	1.00
#000000	2.08	21.00	1.00	21.00
##FFFFFF	10.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004591

Deuteranopia (green-blind)

#003E8C

Tritanopia (blue-blind)

#004B5C

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #37368e;
/* rgb */ color: rgb(55, 54, 142);
/* oklch */ color: oklch(38.9% 0.142 278.1);

Tailwind

colors: {
  custom: {
    50: '#776db0',
    500: '#37368e',
    950: '#000000',
  },
}

SCSS

$custom: #37368e;
$custom-light: #776db0;
$custom-dark: #000000;

JSON

{
  "hex": "#37368e",
  "rgb": {
    "r": 55,
    "g": 54,
    "b": 142
  },
  "hsl": {
    "h": 240.682,
    "s": 44.898,
    "l": 38.431
  },
  "oklch": {
    "l": 0.38947,
    "c": 0.14175,
    "h": 278.1
  },
  "luminance": 0.05404
}

Semantic roles & 50–950 ramp

primary

#37368E

secondary

#B2B36D

accent

#D553D3

background

#F7F6FA

surface

#EEEBF5

border

#C9C6CF

text

#090710

muted

#7B7A7F

Preview Lab

Preview with #37368E

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

Preview Lab → · Contrast checker → · Palette generator →