#288C74#288C74

#288C74 is a mid, moderate teal. Relative luminance 0.205; OKLCH L 57.7% C 0.098 H 173.1°. Best body text is #000000 at 5.09:1 contrast (WCAG AA passes).

Color values

HEX	#288C74
RGB	rgb(40, 140, 116)
HSL	hsl(166, 56%, 35%)
HSV	hsv(166, 71%, 55%)
CMYK	cmyk(71.4%, 0%, 17.1%, 45.1%)
CIE-LAB	lab(52.36, -34.40, 4.62)
CIE-LCH	lch(52.36, 34.71, 172.35°)
OKLab	oklab(57.7% -0.0971 0.0117)
OKLCH	oklch(57.7% 0.098 173.1)
XYZ	xyz(13.4039, 20.4667, 19.7637)
Luminance	0.2047 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288C74 #8C2840

analogous

#288C42 #288C74 #28728C

triadic

#288C74 #74288C #8C7428

tetradic

#288C74 #42288C #8C2840 #728C28

square

#288C74 #42288C #8C2840 #728C28

split-complementary

#288C74 #8C2872 #8C4228

monochromatic

#0D2D25 #1A5C4D #288C74 #36BC9B #5ED1B5

Accessibility & contrast

On white

4.12

#288C74 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.09

#288C74 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288C74

5.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288C74	#FFFFFF	#000000	##000000
##288C74	1.00	4.12	5.09	5.09
#FFFFFF	4.12	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)

#878373

Deuteranopia (green-blind)

#7A7976

Tritanopia (blue-blind)

#008D85

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #288c74;
/* rgb */ color: rgb(40, 140, 116);
/* oklch */ color: oklch(57.7% 0.098 173.1);

Tailwind

colors: {
  custom: {
    50: '#71ae9c',
    500: '#288c74',
    950: '#000000',
  },
}

SCSS

$custom: #288c74;
$custom-light: #71ae9c;
$custom-dark: #000000;

JSON

{
  "hex": "#288c74",
  "rgb": {
    "r": 40,
    "g": 140,
    "b": 116
  },
  "hsl": {
    "h": 165.6,
    "s": 55.556,
    "l": 35.294
  },
  "oklch": {
    "l": 0.57702,
    "c": 0.09781,
    "h": 173.1
  },
  "luminance": 0.20468
}

Semantic roles & 50–950 ramp

primary

#288C74

secondary

#B65A70

accent

#496DDF

background

#F7FAF9

surface

#EDF4F2

border

#C8CECC

text

#09100E

muted

#7B7F7E

Preview Lab

Preview with #288C74

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

Preview Lab → · Contrast checker → · Palette generator →