#288D91#288D91

#288D91 is a mid, moderate teal. Relative luminance 0.215; OKLCH L 58.9% C 0.089 H 198.9°. Best body text is #000000 at 5.31:1 contrast (WCAG AA passes).

Color values

HEX	#288D91
RGB	rgb(40, 141, 145)
HSL	hsl(182, 57%, 36%)
HSV	hsv(182, 72%, 57%)
CMYK	cmyk(72.4%, 2.8%, 0%, 43.1%)
CIE-LAB	lab(53.54, -26.52, -10.43)
CIE-LCH	lch(53.54, 28.49, 201.46°)
OKLab	oklab(58.95% -0.0843 -0.0289)
OKLCH	oklch(58.95% 0.089 198.9)
XYZ	xyz(15.5085, 21.5434, 30.1235)
Luminance	0.2155 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288D91 #912C28

analogous

#289161 #288D91 #285991

triadic

#288D91 #91288D #8D9128

tetradic

#288D91 #612891 #912C28 #599128

square

#288D91 #612891 #912C28 #599128

split-complementary

#288D91 #912859 #916128

monochromatic

#0E3031 #1B5E61 #288D91 #35BCC1 #60CFD3

Accessibility & contrast

On white

3.96

#288D91 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.31

#288D91 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288D91

5.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288D91	#FFFFFF	#000000	##000000
##288D91	1.00	3.96	5.31	5.31
#FFFFFF	3.96	1.00	21.00	21.00
#000000	5.31	21.00	1.00	1.00
##000000	5.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#838691

Deuteranopia (green-blind)

#737B92

Tritanopia (blue-blind)

#00928E

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #288d91;
/* rgb */ color: rgb(40, 141, 145);
/* oklch */ color: oklch(58.9% 0.089 198.9);

Tailwind

colors: {
  custom: {
    50: '#73aeb1',
    500: '#288d91',
    950: '#000000',
  },
}

SCSS

$custom: #288d91;
$custom-light: #73aeb1;
$custom-dark: #000000;

JSON

{
  "hex": "#288d91",
  "rgb": {
    "r": 40,
    "g": 141,
    "b": 145
  },
  "hsl": {
    "h": 182.286,
    "s": 56.757,
    "l": 36.275
  },
  "oklch": {
    "l": 0.58945,
    "c": 0.08917,
    "h": 198.9
  },
  "luminance": 0.21545
}

Semantic roles & 50–950 ramp

primary

#288D91

secondary

#B9605C

accent

#4E48E0

background

#F7FAFA

surface

#EDF4F5

border

#C8CECF

text

#091010

muted

#7B7F7F

Preview Lab

Preview with #288D91

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

Preview Lab → · Contrast checker → · Palette generator →