#25474F#25474F

#25474F is a dark, muted cyan. Relative luminance 0.055; OKLCH L 37.6% C 0.042 H 214.7°. Best body text is #FFFFFF at 10.03:1 contrast (WCAG AA passes).

Color values

HEX	#25474F
RGB	rgb(37, 71, 79)
HSL	hsl(191, 36%, 23%)
HSV	hsv(191, 53%, 31%)
CMYK	cmyk(53.2%, 10.1%, 0%, 69%)
CIE-LAB	lab(28.02, -9.83, -8.63)
CIE-LCH	lch(28.02, 13.08, 221.25°)
OKLab	oklab(37.56% -0.0344 -0.0238)
OKLCH	oklch(37.56% 0.042 214.7)
XYZ	xyz(4.4269, 5.4639, 8.2170)
Luminance	0.0546 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#25474F #4F2D25

analogous

#254F42 #25474F #25324F

triadic

#25474F #4F2547 #474F25

tetradic

#25474F #42254F #4F2D25 #324F25

square

#25474F #42254F #4F2D25 #324F25

split-complementary

#25474F #4F2532 #4F4225

monochromatic

#0A1315 #112225 #25474F #396C79 #4C92A2

Accessibility & contrast

On white

10.03

#25474F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#25474F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #25474F

10.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##25474F	#FFFFFF	#000000	##FFFFFF
##25474F	1.00	10.03	2.09	10.03
#FFFFFF	10.03	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#41454F

Deuteranopia (green-blind)

#3B404F

Tritanopia (blue-blind)

#0E4A49

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #25474f;
/* rgb */ color: rgb(37, 71, 79);
/* oklch */ color: oklch(37.6% 0.042 214.7);

Tailwind

colors: {
  custom: {
    50: '#637a80',
    500: '#25474f',
    950: '#000000',
  },
}

SCSS

$custom: #25474f;
$custom-light: #637a80;
$custom-dark: #000000;

JSON

{
  "hex": "#25474f",
  "rgb": {
    "r": 37,
    "g": 71,
    "b": 79
  },
  "hsl": {
    "h": 191.429,
    "s": 36.207,
    "l": 22.745
  },
  "oklch": {
    "l": 0.37562,
    "c": 0.04183,
    "h": 214.7
  },
  "luminance": 0.05464
}

Semantic roles & 50–950 ramp

primary

#25474F

secondary

#82584E

accent

#715CCC

background

#F6F7F7

surface

#EBEDEE

border

#C6C8C9

text

#05090A

muted

#7A7B7C

Preview Lab

Preview with #25474F

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

Preview Lab → · Contrast checker → · Palette generator →