#255D5E#255D5E

#255D5E is a dark, muted teal. Relative luminance 0.090; OKLCH L 44.2% C 0.058 H 196.9°. Best body text is #FFFFFF at 7.48:1 contrast (WCAG AA passes).

Color values

HEX	#255D5E
RGB	rgb(37, 93, 94)
HSL	hsl(181, 44%, 26%)
HSV	hsv(181, 61%, 37%)
CMYK	cmyk(60.6%, 1.1%, 0%, 63.1%)
CIE-LAB	lab(36.04, -17.80, -6.10)
CIE-LCH	lch(36.04, 18.82, 198.92°)
OKLab	oklab(44.19% -0.0557 -0.0169)
OKLCH	oklch(44.19% 0.058 196.9)
XYZ	xyz(6.6968, 9.0295, 11.9774)
Luminance	0.0903 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#255D5E #5E2625

analogous

#255E42 #255D5E #25405E

triadic

#255D5E #5E255D #5D5E25

tetradic

#255D5E #42255E #5E2625 #405E25

square

#255D5E #42255E #5E2625 #405E25

split-complementary

#255D5E #5E2540 #5E4225

monochromatic

#091616 #143232 #255D5E #36888A #48B4B6

Accessibility & contrast

On white

7.48

#255D5E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.81

#255D5E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #255D5E

7.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##255D5E	#FFFFFF	#000000	##FFFFFF
##255D5E	1.00	7.48	2.81	7.48
#FFFFFF	7.48	1.00	21.00	1.00
#000000	2.81	21.00	1.00	21.00
##FFFFFF	7.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#57595E

Deuteranopia (green-blind)

#4E525E

Tritanopia (blue-blind)

#00605D

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #255d5e;
/* rgb */ color: rgb(37, 93, 94);
/* oklch */ color: oklch(44.2% 0.058 196.9);

Tailwind

colors: {
  custom: {
    50: '#678b8b',
    500: '#255d5e',
    950: '#000000',
  },
}

SCSS

$custom: #255d5e;
$custom-light: #678b8b;
$custom-dark: #000000;

JSON

{
  "hex": "#255d5e",
  "rgb": {
    "r": 37,
    "g": 93,
    "b": 94
  },
  "hsl": {
    "h": 181.053,
    "s": 43.511,
    "l": 25.686
  },
  "oklch": {
    "l": 0.44193,
    "c": 0.05823,
    "h": 196.9
  },
  "luminance": 0.0903
}

Semantic roles & 50–950 ramp

primary

#255D5E

secondary

#914F4D

accent

#5755D3

background

#F6F8F8

surface

#EBF0F0

border

#C6CBCB

text

#060C0C

muted

#7A7D7D

Preview Lab

Preview with #255D5E

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

Preview Lab → · Contrast checker → · Palette generator →