#37358A#37358A

#37358A is a dark, vivid blue. Relative luminance 0.052; OKLCH L 38.4% C 0.137 H 278.8°. Best body text is #FFFFFF at 10.30:1 contrast (WCAG AA passes).

Color values

HEX#37358A
RGBrgb(55, 53, 138)
HSLhsl(241, 45%, 37%)
HSVhsv(241, 62%, 54%)
CMYKcmyk(60.1%, 61.6%, 0%, 45.9%)
CIE-LABlab(27.28, 27.29, -47.28)
CIE-LCHlch(27.28, 54.59, 300.00°)
OKLaboklab(38.42% 0.021 -0.1358)
OKLCHoklch(38.42% 0.137 278.8)
XYZxyz(7.4346, 5.1929, 24.6504)
Luminance0.0519 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#37358A #888A35
analogous
#355D8A #37358A #62358A
triadic
#37358A #8A3735 #358A37
tetradic
#37358A #8A355D #888A35 #358A62
square
#37358A #8A355D #888A35 #358A62
split-complementary
#37358A #8A6235 #5D8A35
monochromatic
#141332 #25245E #37358A #4946B6 #7371C8

Accessibility & contrast

On white

10.30
#37358A on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.04
#37358A on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37358A
10.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##37358A#FFFFFF#000000##FFFFFF
##37358A1.0010.302.0410.30
#FFFFFF10.301.0021.001.00
#0000002.0421.001.0021.00
##FFFFFF10.301.0021.001.00

Color blindness preview

Protanopia (red-blind)
#00448D
Deuteranopia (green-blind)
#003D88
Tritanopia (blue-blind)
#004A5A
Achromatopsia (no color)
#404040

Design tokens & code

CSS
--color: #37358a;
/* rgb */ color: rgb(55, 53, 138);
/* oklch */ color: oklch(38.4% 0.137 278.8);
Tailwind
colors: {
  custom: {
    50: '#776cad',
    500: '#37358a',
    950: '#000000',
  },
}
SCSS
$custom: #37358a;
$custom-light: #776cad;
$custom-dark: #000000;
JSON
{
  "hex": "#37358a",
  "rgb": {
    "r": 55,
    "g": 53,
    "b": 138
  },
  "hsl": {
    "h": 241.412,
    "s": 44.503,
    "l": 37.451
  },
  "oklch": {
    "l": 0.38421,
    "c": 0.13744,
    "h": 278.8
  },
  "luminance": 0.05193
}

Semantic roles & 50–950 ramp

primary
#37358A
secondary
#AFB16A
accent
#D454D1
background
#F7F6FA
surface
#EEEBF4
border
#C9C6CE
text
#090710
muted
#7B7A7F

Preview Lab

Preview with #37358A

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

Preview Lab → · Contrast checker → · Palette generator →

#37358A Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva