#255C56#255C56

#255C56 is a dark, muted teal. Relative luminance 0.087; OKLCH L 43.6% C 0.059 H 185.6°. Best body text is #FFFFFF at 7.65:1 contrast (WCAG AA passes).

Color values

HEX	#255C56
RGB	rgb(37, 92, 86)
HSL	hsl(173, 43%, 25%)
HSV	hsv(173, 60%, 36%)
CMYK	cmyk(59.8%, 0%, 6.5%, 63.9%)
CIE-LAB	lab(35.44, -19.69, -2.01)
CIE-LCH	lch(35.44, 19.80, 185.84°)
OKLab	oklab(43.62% -0.0584 -0.0057)
OKLCH	oklch(43.62% 0.059 185.6)
XYZ	xyz(6.2691, 8.7189, 10.1548)
Luminance	0.0872 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#255C56 #5C252B

analogous

#255C3B #255C56 #25465C

triadic

#255C56 #56255C #5C5625

tetradic

#255C56 #3B255C #5C252B #465C25

square

#255C56 #3B255C #5C252B #465C25

split-complementary

#255C56 #5C2546 #5C3B25

monochromatic

#091614 #13302D #255C56 #37887F #48B3A8

Accessibility & contrast

On white

7.65

#255C56 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.74

#255C56 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #255C56

7.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##255C56	#FFFFFF	#000000	##FFFFFF
##255C56	1.00	7.65	2.74	7.65
#FFFFFF	7.65	1.00	21.00	1.00
#000000	2.74	21.00	1.00	21.00
##FFFFFF	7.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#575756

Deuteranopia (green-blind)

#4F5157

Tritanopia (blue-blind)

#005E5A

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #255c56;
/* rgb */ color: rgb(37, 92, 86);
/* oklch */ color: oklch(43.6% 0.059 185.6);

Tailwind

colors: {
  custom: {
    50: '#668a85',
    500: '#255c56',
    950: '#000000',
  },
}

SCSS

$custom: #255c56;
$custom-light: #668a85;
$custom-dark: #000000;

JSON

{
  "hex": "#255c56",
  "rgb": {
    "r": 37,
    "g": 92,
    "b": 86
  },
  "hsl": {
    "h": 173.455,
    "s": 42.636,
    "l": 25.294
  },
  "oklch": {
    "l": 0.43617,
    "c": 0.05873,
    "h": 185.6
  },
  "luminance": 0.08719
}

Semantic roles & 50–950 ramp

primary

#255C56

secondary

#8F4D55

accent

#5563D2

background

#F6F8F8

surface

#EBF0EF

border

#C6CBCA

text

#060C0B

muted

#7A7D7C

Preview Lab

Preview with #255C56

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

Preview Lab → · Contrast checker → · Palette generator →