#2E37C9#2E37C9

#2E37C9 is a dark, highly saturated blue. Relative luminance 0.075; OKLCH L 44.2% C 0.220 H 270.6°. Best body text is #FFFFFF at 8.38:1 contrast (WCAG AA passes).

Color values

HEX#2E37C9
RGBrgb(46, 55, 201)
HSLhsl(237, 63%, 48%)
HSVhsv(237, 77%, 79%)
CMYKcmyk(77.1%, 72.6%, 0%, 21.2%)
CIE-LABlab(32.98, 46.70, -75.80)
CIE-LCHlch(32.98, 89.03, 301.64°)
OKLaboklab(44.18% 0.0024 -0.2195)
OKLCHoklch(44.18% 0.22 270.6)
XYZxyz(13.0319, 7.5288, 56.0134)
Luminance0.0753 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#2E37C9 #C9C02E
analogous
#2E84C9 #2E37C9 #722EC9
triadic
#2E37C9 #C92E37 #37C92E
tetradic
#2E37C9 #C92E84 #C9C02E #2EC972
square
#2E37C9 #C92E84 #C9C02E #2EC972
split-complementary
#2E37C9 #C9722E #84C92E
monochromatic
#171C65 #232997 #2E37C9 #5B62D9 #8D92E5

Accessibility & contrast

On white

8.38
#2E37C9 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.51
#2E37C9 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2E37C9
8.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##2E37C9#FFFFFF#000000##FFFFFF
##2E37C91.008.382.518.38
#FFFFFF8.381.0021.001.00
#0000002.5121.001.0021.00
##FFFFFF8.381.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0055CD
Deuteranopia (green-blind)
#0046C6
Tritanopia (blue-blind)
#00617D
Achromatopsia (no color)
#4E4E4E

Design tokens & code

CSS
--color: #2e37c9;
/* rgb */ color: rgb(46, 55, 201);
/* oklch */ color: oklch(44.2% 0.220 270.6);
Tailwind
colors: {
  custom: {
    50: '#816fdb',
    500: '#2e37c9',
    950: '#000000',
  },
}
SCSS
$custom: #2e37c9;
$custom-light: #816fdb;
$custom-dark: #000000;
JSON
{
  "hex": "#2e37c9",
  "rgb": {
    "r": 46,
    "g": 55,
    "b": 201
  },
  "hsl": {
    "h": 236.516,
    "s": 62.753,
    "l": 48.431
  },
  "oklch": {
    "l": 0.44177,
    "c": 0.21951,
    "h": 270.6
  },
  "luminance": 0.0753
}

Semantic roles & 50–950 ramp

primary
#2E37C9
secondary
#CFCB84
accent
#DC42E6
background
#F8F6FD
surface
#F0ECFB
border
#CBC7D4
text
#0C0715
muted
#7D7A83

Preview Lab

Preview with #2E37C9

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

Preview Lab → · Contrast checker → · Palette generator →

#2E37C9 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva