#288D81#288D81

#288D81 is a mid, moderate teal. Relative luminance 0.211; OKLCH L 58.4% C 0.092 H 183.5°. Best body text is #000000 at 5.22:1 contrast (WCAG AA passes).

Color values

HEX	#288D81
RGB	rgb(40, 141, 129)
HSL	hsl(173, 56%, 35%)
HSV	hsv(173, 72%, 55%)
CMYK	cmyk(71.6%, 0%, 8.5%, 44.7%)
CIE-LAB	lab(53.04, -31.29, -1.91)
CIE-LCH	lch(53.04, 31.35, 183.49°)
OKLab	oklab(58.38% -0.0918 -0.0056)
OKLCH	oklch(58.38% 0.092 183.5)
XYZ	xyz(14.3605, 21.0842, 24.0774)
Luminance	0.2109 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288D81 #8D2834

analogous

#288D4E #288D81 #28668D

triadic

#288D81 #81288D #8D8128

tetradic

#288D81 #4E288D #8D2834 #668D28

square

#288D81 #4E288D #8D2834 #668D28

split-complementary

#288D81 #8D2866 #8D4E28

monochromatic

#0D2E2A #1A5D55 #288D81 #36BDAD #5ED1C4

Accessibility & contrast

On white

4.03

#288D81 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.22

#288D81 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288D81

5.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288D81	#FFFFFF	#000000	##000000
##288D81	1.00	4.03	5.22	5.22
#FFFFFF	4.03	1.00	21.00	21.00
#000000	5.22	21.00	1.00	1.00
##000000	5.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#868581

Deuteranopia (green-blind)

#787A82

Tritanopia (blue-blind)

#009089

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #288d81;
/* rgb */ color: rgb(40, 141, 129);
/* oklch */ color: oklch(58.4% 0.092 183.5);

Tailwind

colors: {
  custom: {
    50: '#72afa5',
    500: '#288d81',
    950: '#000000',
  },
}

SCSS

$custom: #288d81;
$custom-light: #72afa5;
$custom-dark: #000000;

JSON

{
  "hex": "#288d81",
  "rgb": {
    "r": 40,
    "g": 141,
    "b": 129
  },
  "hsl": {
    "h": 172.871,
    "s": 55.801,
    "l": 35.49
  },
  "oklch": {
    "l": 0.58375,
    "c": 0.092,
    "h": 183.5
  },
  "luminance": 0.21086
}

Semantic roles & 50–950 ramp

primary

#288D81

secondary

#B75A65

accent

#495BDF

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#09100F

muted

#7B7F7F

Preview Lab

Preview with #288D81

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

Preview Lab → · Contrast checker → · Palette generator →