#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
RGB	rgb(37, 99, 159)
HSL	hsl(210, 62%, 38%)
HSV	hsv(210, 77%, 62%)
CMYK	cmyk(76.7%, 37.7%, 0%, 37.6%)
CIE-LAB	lab(40.93, 1.78, -38.16)
CIE-LCH	lch(40.93, 38.20, 272.68°)
OKLab	oklab(49.05% -0.0378 -0.1087)
OKLCH	oklch(49.05% 0.115 250.8)
XYZ	xyz(11.4804, 11.8189, 34.4704)
Luminance	0.1182 (WCAG relative)
Temperature	cool
Family	cyan

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
##25639F	1.00	6.24	3.36	6.24
#FFFFFF	6.24	1.00	21.00	1.00
#000000	3.36	21.00	1.00	21.00
##FFFFFF	6.24	1.00	21.00	1.00

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 →