#37259D#37259D

#37259D is a dark, vivid blue. Relative luminance 0.046; OKLCH L 37.7% C 0.181 H 280.0°. Best body text is #FFFFFF at 10.97:1 contrast (WCAG AA passes).

Color values

HEX#37259D
RGBrgb(55, 37, 157)
HSLhsl(249, 62%, 38%)
HSVhsv(249, 76%, 62%)
CMYKcmyk(65%, 76.4%, 0%, 38.4%)
CIE-LABlab(25.47, 43.27, -61.94)
CIE-LCHlch(25.47, 75.55, 304.94°)
OKLaboklab(37.65% 0.0314 -0.1788)
OKLCHoklch(37.65% 0.182 280)
XYZxyz(8.3210, 4.5690, 32.3352)
Luminance0.0457 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#37259D #8B9D25
analogous
#254F9D #37259D #73259D
triadic
#37259D #9D3725 #259D37
tetradic
#37259D #9D254F #8B9D25 #259D73
square
#37259D #9D254F #8B9D25 #259D73
split-complementary
#37259D #9D7325 #4F9D25
monochromatic
#140E3A #26196B #37259D #4831CE #7462DA

Accessibility & contrast

On white

10.97
#37259D on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.91
#37259D on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37259D
10.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##37259D#FFFFFF#000000##FFFFFF
##37259D1.0010.971.9110.97
#FFFFFF10.971.0021.001.00
#0000001.9121.001.0021.00
##FFFFFF10.971.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0041A0
Deuteranopia (green-blind)
#00389B
Tritanopia (blue-blind)
#00485F
Achromatopsia (no color)
#3C3C3C

Design tokens & code

CSS
--color: #37259d;
/* rgb */ color: rgb(55, 37, 157);
/* oklch */ color: oklch(37.7% 0.181 280.0);
Tailwind
colors: {
  custom: {
    50: '#7c62bb',
    500: '#37259d',
    950: '#000000',
  },
}
SCSS
$custom: #37259d;
$custom-light: #7c62bb;
$custom-dark: #000000;
JSON
{
  "hex": "#37259d",
  "rgb": {
    "r": 55,
    "g": 37,
    "b": 157
  },
  "hsl": {
    "h": 249,
    "s": 61.856,
    "l": 38.039
  },
  "oklch": {
    "l": 0.37652,
    "c": 0.1815,
    "h": 280
  },
  "luminance": 0.0457
}

Semantic roles & 50–950 ramp

primary
#37259D
secondary
#B1BF5E
accent
#E543CD
background
#F8F6FB
surface
#EFEBF6
border
#CAC6D0
text
#0B0512
muted
#7C7A81

Preview Lab

Preview with #37259D

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

Preview Lab → · Contrast checker → · Palette generator →

#37259D Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva