#255E56#255E56

#255E56 is a dark, moderate teal. Relative luminance 0.091; OKLCH L 44.2% C 0.061 H 182.9°. Best body text is #FFFFFF at 7.46:1 contrast (WCAG AA passes).

Color values

HEX	#255E56
RGB	rgb(37, 94, 86)
HSL	hsl(172, 44%, 26%)
HSV	hsv(172, 61%, 37%)
CMYK	cmyk(60.6%, 0%, 8.5%, 63.1%)
CIE-LAB	lab(36.12, -20.76, -1.01)
CIE-LCH	lch(36.12, 20.79, 182.79°)
OKLab	oklab(44.17% -0.0609 -0.0031)
OKLCH	oklch(44.17% 0.061 182.9)
XYZ	xyz(6.4446, 9.0700, 10.2133)
Luminance	0.0907 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#255E56 #5E252D

analogous

#255E39 #255E56 #25495E

triadic

#255E56 #56255E #5E5625

tetradic

#255E56 #39255E #5E252D #495E25

square

#255E56 #39255E #5E252D #495E25

split-complementary

#255E56 #5E2549 #5E3925

monochromatic

#091614 #14322E #255E56 #368A7E #48B6A6

Accessibility & contrast

On white

7.46

#255E56 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.81

#255E56 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #255E56

7.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##255E56	#FFFFFF	#000000	##FFFFFF
##255E56	1.00	7.46	2.81	7.46
#FFFFFF	7.46	1.00	21.00	1.00
#000000	2.81	21.00	1.00	21.00
##FFFFFF	7.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A5956

Deuteranopia (green-blind)

#515257

Tritanopia (blue-blind)

#00605B

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #255e56;
/* rgb */ color: rgb(37, 94, 86);
/* oklch */ color: oklch(44.2% 0.061 182.9);

Tailwind

colors: {
  custom: {
    50: '#668c85',
    500: '#255e56',
    950: '#000000',
  },
}

SCSS

$custom: #255e56;
$custom-light: #668c85;
$custom-dark: #000000;

JSON

{
  "hex": "#255e56",
  "rgb": {
    "r": 37,
    "g": 94,
    "b": 86
  },
  "hsl": {
    "h": 171.579,
    "s": 43.511,
    "l": 25.686
  },
  "oklch": {
    "l": 0.44169,
    "c": 0.06102,
    "h": 182.9
  },
  "luminance": 0.09071
}

Semantic roles & 50–950 ramp

primary

#255E56

secondary

#914D57

accent

#5566D3

background

#F6F8F8

surface

#EBF0EF

border

#C6CBCA

text

#060C0B

muted

#7A7D7C

Preview Lab

Preview with #255E56

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

Preview Lab → · Contrast checker → · Palette generator →