#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
RGBrgb(40, 140, 117)
HSLhsl(166, 56%, 35%)
HSVhsv(166, 71%, 55%)
CMYKcmyk(71.4%, 0%, 16.4%, 45.1%)
CIE-LABlab(52.39, -34.14, 4.08)
CIE-LCHlch(52.39, 34.38, 173.18°)
OKLaboklab(57.73% -0.0966 0.0103)
OKLCHoklch(57.73% 0.097 173.9)
XYZxyz(13.4624, 20.4901, 20.0717)
Luminance0.2049 (WCAG relative)
Temperaturecool
Familyteal

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
##288C751.004.125.105.10
#FFFFFF4.121.0021.0021.00
#0000005.1021.001.001.00
##0000005.1021.001.001.00

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 →

#288C75 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva