#288C73#288C73

#288C73 is a mid, moderate teal. Relative luminance 0.204; OKLCH L 57.7% C 0.098 H 172.4°. Best body text is #000000 at 5.09:1 contrast (WCAG AA passes).

Color values

HEX	#288C73
RGB	rgb(40, 140, 115)
HSL	hsl(165, 56%, 35%)
HSV	hsv(165, 71%, 55%)
CMYK	cmyk(71.4%, 0%, 17.9%, 45.1%)
CIE-LAB	lab(52.34, -34.67, 5.16)
CIE-LCH	lch(52.34, 35.05, 171.53°)
OKLab	oklab(57.67% -0.0976 0.0131)
OKLCH	oklch(57.67% 0.098 172.4)
XYZ	xyz(13.3461, 20.4436, 19.4590)
Luminance	0.2044 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288C73 #8C2841

analogous

#288C41 #288C73 #28738C

triadic

#288C73 #73288C #8C7328

tetradic

#288C73 #41288C #8C2841 #738C28

square

#288C73 #41288C #8C2841 #738C28

split-complementary

#288C73 #8C2873 #8C4128

monochromatic

#0D2D25 #1A5C4C #288C73 #36BC9A #5ED1B4

Accessibility & contrast

On white

4.13

#288C73 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.09

#288C73 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288C73

5.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288C73	#FFFFFF	#000000	##000000
##288C73	1.00	4.13	5.09	5.09
#FFFFFF	4.13	1.00	21.00	21.00
#000000	5.09	21.00	1.00	1.00
##000000	5.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#878372

Deuteranopia (green-blind)

#7A7975

Tritanopia (blue-blind)

#008D85

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #288c73;
/* rgb */ color: rgb(40, 140, 115);
/* oklch */ color: oklch(57.7% 0.098 172.4);

Tailwind

colors: {
  custom: {
    50: '#71ae9b',
    500: '#288c73',
    950: '#000000',
  },
}

SCSS

$custom: #288c73;
$custom-light: #71ae9b;
$custom-dark: #000000;

JSON

{
  "hex": "#288c73",
  "rgb": {
    "r": 40,
    "g": 140,
    "b": 115
  },
  "hsl": {
    "h": 165,
    "s": 55.556,
    "l": 35.294
  },
  "oklch": {
    "l": 0.57672,
    "c": 0.09849,
    "h": 172.4
  },
  "luminance": 0.20445
}

Semantic roles & 50–950 ramp

primary

#288C73

secondary

#B65A71

accent

#496EDF

background

#F7FAF9

surface

#EDF4F2

border

#C8CECC

text

#09100E

muted

#7B7F7E

Preview Lab

Preview with #288C73

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

Preview Lab → · Contrast checker → · Palette generator →