#255C5D#255C5D

#255C5D is a dark, muted teal. Relative luminance 0.088; OKLCH L 43.9% C 0.057 H 196.9°. Best body text is #FFFFFF at 7.59:1 contrast (WCAG AA passes).

Color values

HEX	#255C5D
RGB	rgb(37, 92, 93)
HSL	hsl(181, 43%, 25%)
HSV	hsv(181, 60%, 36%)
CMYK	cmyk(60.2%, 1.1%, 0%, 63.5%)
CIE-LAB	lab(35.67, -17.56, -6.04)
CIE-LCH	lch(35.67, 18.57, 198.97°)
OKLab	oklab(43.88% -0.055 -0.0167)
OKLCH	oklch(43.88% 0.057 196.9)
XYZ	xyz(6.5650, 8.8373, 11.7136)
Luminance	0.0884 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#255C5D #5D2625

analogous

#255D42 #255C5D #25405D

triadic

#255C5D #5D255C #5C5D25

tetradic

#255C5D #42255D #5D2625 #405D25

square

#255C5D #42255D #5D2625 #405D25

split-complementary

#255C5D #5D2540 #5D4225

monochromatic

#091616 #143131 #255C5D #368789 #48B3B5

Accessibility & contrast

On white

7.59

#255C5D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.77

#255C5D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #255C5D

7.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##255C5D	#FFFFFF	#000000	##FFFFFF
##255C5D	1.00	7.59	2.77	7.59
#FFFFFF	7.59	1.00	21.00	1.00
#000000	2.77	21.00	1.00	21.00
##FFFFFF	7.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#56585D

Deuteranopia (green-blind)

#4D515D

Tritanopia (blue-blind)

#005F5C

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #255c5d;
/* rgb */ color: rgb(37, 92, 93);
/* oklch */ color: oklch(43.9% 0.057 196.9);

Tailwind

colors: {
  custom: {
    50: '#668a8a',
    500: '#255c5d',
    950: '#000000',
  },
}

SCSS

$custom: #255c5d;
$custom-light: #668a8a;
$custom-dark: #000000;

JSON

{
  "hex": "#255c5d",
  "rgb": {
    "r": 37,
    "g": 92,
    "b": 93
  },
  "hsl": {
    "h": 181.071,
    "s": 43.077,
    "l": 25.49
  },
  "oklch": {
    "l": 0.43881,
    "c": 0.05746,
    "h": 196.9
  },
  "luminance": 0.08838
}

Semantic roles & 50–950 ramp

primary

#255C5D

secondary

#904F4D

accent

#5755D3

background

#F6F8F8

surface

#EBF0F0

border

#C6CBCB

text

#060B0B

muted

#7A7C7C

Preview Lab

Preview with #255C5D

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

Preview Lab → · Contrast checker → · Palette generator →