#288C75#288C75

#288C75 is a mid, moderate teal. Relative luminance 0.205; OKLCH L 57.7% C 0.097 H 173.9°. Best body text is #000000 at 5.10:1 contrast (WCAG AA passes).

Color values

HEX	#288C75
RGB	rgb(40, 140, 117)
HSL	hsl(166, 56%, 35%)
HSV	hsv(166, 71%, 55%)
CMYK	cmyk(71.4%, 0%, 16.4%, 45.1%)
CIE-LAB	lab(52.39, -34.14, 4.08)
CIE-LCH	lch(52.39, 34.38, 173.18°)
OKLab	oklab(57.73% -0.0966 0.0103)
OKLCH	oklch(57.73% 0.097 173.9)
XYZ	xyz(13.4624, 20.4901, 20.0717)
Luminance	0.2049 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288C75 #8C283F

analogous

#288C43 #288C75 #28718C

triadic

#288C75 #75288C #8C7528

tetradic

#288C75 #43288C #8C283F #718C28

square

#288C75 #43288C #8C283F #718C28

split-complementary

#288C75 #8C2871 #8C4328

monochromatic

#0D2D25 #1A5C4D #288C75 #36BC9D #5ED1B6

Accessibility & contrast

On white

4.12

#288C75 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.10

#288C75 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288C75

5.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288C75	#FFFFFF	#000000	##000000
##288C75	1.00	4.12	5.10	5.10
#FFFFFF	4.12	1.00	21.00	21.00
#000000	5.10	21.00	1.00	1.00
##000000	5.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#878374

Deuteranopia (green-blind)

#7A7977

Tritanopia (blue-blind)

#008E85

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #288c75;
/* rgb */ color: rgb(40, 140, 117);
/* oklch */ color: oklch(57.7% 0.097 173.9);

Tailwind

colors: {
  custom: {
    50: '#71ae9c',
    500: '#288c75',
    950: '#000000',
  },
}

SCSS

$custom: #288c75;
$custom-light: #71ae9c;
$custom-dark: #000000;

JSON

{
  "hex": "#288c75",
  "rgb": {
    "r": 40,
    "g": 140,
    "b": 117
  },
  "hsl": {
    "h": 166.2,
    "s": 55.556,
    "l": 35.294
  },
  "oklch": {
    "l": 0.57732,
    "c": 0.09717,
    "h": 173.9
  },
  "luminance": 0.20492
}

Semantic roles & 50–950 ramp

primary

#288C75

secondary

#B65A6F

accent

#496BDF

background

#F7FAF9

surface

#EDF4F2

border

#C8CECC

text

#09100E

muted

#7B7F7E

Preview Lab

Preview with #288C75

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

Preview Lab → · Contrast checker → · Palette generator →