#25639F#25639F

#25639F is a mid, moderate cyan. Relative luminance 0.118; OKLCH L 49.1% C 0.115 H 250.8°. Best body text is #FFFFFF at 6.24:1 contrast (WCAG AA passes).

Color values

HEX#25639F
RGBrgb(37, 99, 159)
HSLhsl(210, 62%, 38%)
HSVhsv(210, 77%, 62%)
CMYKcmyk(76.7%, 37.7%, 0%, 37.6%)
CIE-LABlab(40.93, 1.78, -38.16)
CIE-LCHlch(40.93, 38.20, 272.68°)
OKLaboklab(49.05% -0.0378 -0.1087)
OKLCHoklch(49.05% 0.115 250.8)
XYZxyz(11.4804, 11.8189, 34.4704)
Luminance0.1182 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#25639F #9F6125
analogous
#259F9E #25639F #25269F
triadic
#25639F #9F2563 #639F25
tetradic
#25639F #9E259F #9F6125 #269F25
square
#25639F #9E259F #9F6125 #269F25
split-complementary
#25639F #9F2526 #9F9E25
monochromatic
#0E253C #19446D #25639F #3282CF #64A0DB

Accessibility & contrast

On white

6.24
#25639F on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.36
#25639F on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #25639F
6.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##25639F#FFFFFF#000000##FFFFFF
##25639F1.006.243.366.24
#FFFFFF6.241.0021.001.00
#0000003.3621.001.0021.00
##FFFFFF6.241.0021.001.00

Color blindness preview

Protanopia (red-blind)
#4767A1
Deuteranopia (green-blind)
#355B9E
Tritanopia (blue-blind)
#007179
Achromatopsia (no color)
#606060

Design tokens & code

CSS
--color: #25639f;
/* rgb */ color: rgb(37, 99, 159);
/* oklch */ color: oklch(49.1% 0.115 250.8);
Tailwind
colors: {
  custom: {
    50: '#718fbc',
    500: '#25639f',
    950: '#000000',
  },
}
SCSS
$custom: #25639f;
$custom-light: #718fbc;
$custom-dark: #000000;
JSON
{
  "hex": "#25639f",
  "rgb": {
    "r": 37,
    "g": 99,
    "b": 159
  },
  "hsl": {
    "h": 209.508,
    "s": 62.245,
    "l": 38.431
  },
  "oklch": {
    "l": 0.49051,
    "c": 0.1151,
    "h": 250.8
  },
  "luminance": 0.1182
}

Semantic roles & 50–950 ramp

primary
#25639F
secondary
#C08F5F
accent
#9342E5
background
#F7F8FB
surface
#EDF0F6
border
#C8CBD0
text
#090C12
muted
#7B7D81

Preview Lab

Preview with #25639F

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

Preview Lab → · Contrast checker → · Palette generator →

#25639F Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva