#255E5C#255E5C

#255E5C is a dark, muted teal. Relative luminance 0.092; OKLCH L 44.4% C 0.059 H 192.1°. Best body text is #FFFFFF at 7.41:1 contrast (WCAG AA passes).

Color values

HEX	#255E5C
RGB	rgb(37, 94, 92)
HSL	hsl(178, 44%, 26%)
HSV	hsv(178, 61%, 37%)
CMYK	cmyk(60.6%, 0%, 2.1%, 63.1%)
CIE-LAB	lab(36.31, -18.97, -4.46)
CIE-LCH	lch(36.31, 19.49, 193.22°)
OKLab	oklab(44.39% -0.0579 -0.0124)
OKLCH	oklch(44.39% 0.059 192.1)
XYZ	xyz(6.6966, 9.1708, 11.5404)
Luminance	0.0917 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#255E5C #5E2527

analogous

#255E3F #255E5C #25435E

triadic

#255E5C #5C255E #5E5C25

tetradic

#255E5C #3F255E #5E2527 #435E25

square

#255E5C #3F255E #5E2527 #435E25

split-complementary

#255E5C #5E2543 #5E3F25

monochromatic

#091615 #143231 #255E5C #368A87 #48B6B2

Accessibility & contrast

On white

7.41

#255E5C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.83

#255E5C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #255E5C

7.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##255E5C	#FFFFFF	#000000	##FFFFFF
##255E5C	1.00	7.41	2.83	7.41
#FFFFFF	7.41	1.00	21.00	1.00
#000000	2.83	21.00	1.00	21.00
##FFFFFF	7.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#58595C

Deuteranopia (green-blind)

#4F535D

Tritanopia (blue-blind)

#00615D

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #255e5c;
/* rgb */ color: rgb(37, 94, 92);
/* oklch */ color: oklch(44.4% 0.059 192.1);

Tailwind

colors: {
  custom: {
    50: '#678c8a',
    500: '#255e5c',
    950: '#000000',
  },
}

SCSS

$custom: #255e5c;
$custom-light: #678c8a;
$custom-dark: #000000;

JSON

{
  "hex": "#255e5c",
  "rgb": {
    "r": 37,
    "g": 94,
    "b": 92
  },
  "hsl": {
    "h": 177.895,
    "s": 43.511,
    "l": 25.686
  },
  "oklch": {
    "l": 0.44388,
    "c": 0.05925,
    "h": 192.1
  },
  "luminance": 0.09171
}

Semantic roles & 50–950 ramp

primary

#255E5C

secondary

#914D50

accent

#5559D3

background

#F6F8F8

surface

#EBF0F0

border

#C6CBCB

text

#060C0B

muted

#7A7D7C

Preview Lab

Preview with #255E5C

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

Preview Lab → · Contrast checker → · Palette generator →