#255B4F#255B4F

#255B4F is a dark, moderate teal. Relative luminance 0.084; OKLCH L 43.1% C 0.061 H 176.5°. Best body text is #FFFFFF at 7.81:1 contrast (WCAG AA passes).

Color values

HEX	#255B4F
RGB	rgb(37, 91, 79)
HSL	hsl(167, 42%, 25%)
HSV	hsv(167, 59%, 36%)
CMYK	cmyk(59.3%, 0%, 13.2%, 64.3%)
CIE-LAB	lab(34.88, -21.18, 1.54)
CIE-LCH	lch(34.88, 21.24, 175.84°)
OKLab	oklab(43.1% -0.0608 0.0038)
OKLCH	oklch(43.1% 0.061 176.5)
XYZ	xyz(5.9147, 8.4394, 8.7129)
Luminance	0.0844 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#255B4F #5B2531

analogous

#255B34 #255B4F #254C5B

triadic

#255B4F #4F255B #5B4F25

tetradic

#255B4F #34255B #5B2531 #4C5B25

square

#255B4F #34255B #5B2531 #4C5B25

split-complementary

#255B4F #5B254C #5B3425

monochromatic

#091613 #132F29 #255B4F #378775 #48B29B

Accessibility & contrast

On white

7.81

#255B4F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.69

#255B4F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #255B4F

7.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##255B4F	#FFFFFF	#000000	##FFFFFF
##255B4F	1.00	7.81	2.69	7.81
#FFFFFF	7.81	1.00	21.00	1.00
#000000	2.69	21.00	1.00	21.00
##FFFFFF	7.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#58564E

Deuteranopia (green-blind)

#4F5050

Tritanopia (blue-blind)

#045C57

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #255b4f;
/* rgb */ color: rgb(37, 91, 79);
/* oklch */ color: oklch(43.1% 0.061 176.5);

Tailwind

colors: {
  custom: {
    50: '#658a80',
    500: '#255b4f',
    950: '#000000',
  },
}

SCSS

$custom: #255b4f;
$custom-light: #658a80;
$custom-dark: #000000;

JSON

{
  "hex": "#255b4f",
  "rgb": {
    "r": 37,
    "g": 91,
    "b": 79
  },
  "hsl": {
    "h": 166.667,
    "s": 42.188,
    "l": 25.098
  },
  "oklch": {
    "l": 0.43096,
    "c": 0.0609,
    "h": 176.5
  },
  "luminance": 0.0844
}

Semantic roles & 50–950 ramp

primary

#255B4F

secondary

#8E4D5C

accent

#5671D2

background

#F6F8F7

surface

#EBF0EE

border

#C6CBC9

text

#060B0A

muted

#7A7C7C

Preview Lab

Preview with #255B4F

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

Preview Lab → · Contrast checker → · Palette generator →