#288A83#288A83

#288A83 is a mid, moderate teal. Relative luminance 0.203; OKLCH L 57.7% C 0.089 H 188.0°. Best body text is #000000 at 5.05:1 contrast (WCAG AA passes).

Color values

HEX#288A83
RGBrgb(40, 138, 131)
HSLhsl(176, 55%, 35%)
HSVhsv(176, 71%, 54%)
CMYKcmyk(71%, 0%, 5.1%, 45.9%)
CIE-LABlab(52.14, -29.26, -4.40)
CIE-LCHlch(52.14, 29.59, 188.55°)
OKLaboklab(57.66% -0.0877 -0.0124)
OKLCHoklch(57.66% 0.089 188)
XYZxyz(14.0584, 20.2651, 24.6390)
Luminance0.2027 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#288A83 #8A282F
analogous
#288A52 #288A83 #28608A
triadic
#288A83 #83288A #8A8328
tetradic
#288A83 #52288A #8A282F #608A28
square
#288A83 #52288A #8A282F #608A28
split-complementary
#288A83 #8A2860 #8A5228
monochromatic
#0C2B29 #1A5B56 #288A83 #36B9B0 #5DD0C8

Accessibility & contrast

On white

4.16
#288A83 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.05
#288A83 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288A83
5.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##288A83#FFFFFF#000000##000000
##288A831.004.165.055.05
#FFFFFF4.161.0021.0021.00
#0000005.0521.001.001.00
##0000005.0521.001.001.00

Color blindness preview

Protanopia (red-blind)
#828283
Deuteranopia (green-blind)
#747884
Tritanopia (blue-blind)
#008D88
Achromatopsia (no color)
#7C7C7C

Design tokens & code

CSS
--color: #288a83;
/* rgb */ color: rgb(40, 138, 131);
/* oklch */ color: oklch(57.7% 0.089 188.0);
Tailwind
colors: {
  custom: {
    50: '#71aca7',
    500: '#288a83',
    950: '#000000',
  },
}
SCSS
$custom: #288a83;
$custom-light: #71aca7;
$custom-dark: #000000;
JSON
{
  "hex": "#288a83",
  "rgb": {
    "r": 40,
    "g": 138,
    "b": 131
  },
  "hsl": {
    "h": 175.714,
    "s": 55.056,
    "l": 34.902
  },
  "oklch": {
    "l": 0.57658,
    "c": 0.08853,
    "h": 188
  },
  "luminance": 0.20267
}

Semantic roles & 50–950 ramp

primary
#288A83
secondary
#B5595F
accent
#4954DE
background
#F7FAFA
surface
#EDF4F4
border
#C8CECE
text
#09100F
muted
#7B7F7F

Preview Lab

Preview with #288A83

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

Preview Lab → · Contrast checker → · Palette generator →

#288A83 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva