#25474B#25474B

#25474B is a dark, muted teal. Relative luminance 0.054; OKLCH L 37.4% C 0.040 H 205.4°. Best body text is #FFFFFF at 10.09:1 contrast (WCAG AA passes).

Color values

HEX	#25474B
RGB	rgb(37, 71, 75)
HSL	hsl(186, 34%, 22%)
HSV	hsv(186, 51%, 29%)
CMYK	cmyk(50.7%, 5.3%, 0%, 70.6%)
CIE-LAB	lab(27.87, -11.11, -6.26)
CIE-LCH	lch(27.87, 12.75, 209.38°)
OKLab	oklab(37.39% -0.0363 -0.0172)
OKLCH	oklch(37.39% 0.04 205.4)
XYZ	xyz(4.2857, 5.4074, 7.4731)
Luminance	0.0541 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#25474B #4B2925

analogous

#254B3C #25474B #25344B

triadic

#25474B #4B2547 #474B25

tetradic

#25474B #3C254B #4B2925 #344B25

square

#25474B #3C254B #4B2925 #344B25

split-complementary

#25474B #4B2534 #4B3C25

monochromatic

#0A1314 #112022 #25474B #396E74 #4D959D

Accessibility & contrast

On white

10.09

#25474B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.08

#25474B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #25474B

10.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##25474B	#FFFFFF	#000000	##FFFFFF
##25474B	1.00	10.09	2.08	10.09
#FFFFFF	10.09	1.00	21.00	1.00
#000000	2.08	21.00	1.00	21.00
##FFFFFF	10.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#42444B

Deuteranopia (green-blind)

#3C404B

Tritanopia (blue-blind)

#114A48

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #25474b;
/* rgb */ color: rgb(37, 71, 75);
/* oklch */ color: oklch(37.4% 0.040 205.4);

Tailwind

colors: {
  custom: {
    50: '#637a7d',
    500: '#25474b',
    950: '#000000',
  },
}

SCSS

$custom: #25474b;
$custom-light: #637a7d;
$custom-dark: #000000;

JSON

{
  "hex": "#25474b",
  "rgb": {
    "r": 37,
    "g": 71,
    "b": 75
  },
  "hsl": {
    "h": 186.316,
    "s": 33.929,
    "l": 21.961
  },
  "oklch": {
    "l": 0.3739,
    "c": 0.04018,
    "h": 205.4
  },
  "luminance": 0.05408
}

Semantic roles & 50–950 ramp

primary

#25474B

secondary

#7E534E

accent

#695ECA

background

#F6F7F7

surface

#EBEDEE

border

#C6C8C9

text

#050909

muted

#7A7B7B

Preview Lab

Preview with #25474B

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

Preview Lab → · Contrast checker → · Palette generator →