#428383#428383

#428383 is a mid, moderate teal. Relative luminance 0.190; OKLCH L 56.7% C 0.067 H 195.4°. Best body text is #000000 at 4.81:1 contrast (WCAG AA passes).

Color values

HEX#428383
RGBrgb(66, 131, 131)
HSLhsl(180, 33%, 39%)
HSVhsv(180, 50%, 51%)
CMYKcmyk(49.6%, 0%, 0%, 48.6%)
CIE-LABlab(50.72, -20.68, -6.41)
CIE-LCHlch(50.72, 21.65, 197.22°)
OKLaboklab(56.74% -0.0641 -0.0177)
OKLCHoklch(56.74% 0.067 195.4)
XYZxyz(14.4581, 19.0283, 24.3792)
Luminance0.1903 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#428383 #834242
analogous
#428362 #428383 #426283
triadic
#428383 #834283 #838342
tetradic
#428383 #624283 #834242 #628342
square
#428383 #624283 #834242 #628342
split-complementary
#428383 #834262 #836242
monochromatic
#193232 #2D5A5A #428383 #58ABAB #80BFBF

Accessibility & contrast

On white

4.37
#428383 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

4.81
#428383 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #428383
4.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##428383#FFFFFF#000000##000000
##4283831.004.374.814.81
#FFFFFF4.371.0021.0021.00
#0000004.8121.001.001.00
##0000004.8121.001.001.00

Color blindness preview

Protanopia (red-blind)
#7C7E83
Deuteranopia (green-blind)
#717584
Tritanopia (blue-blind)
#1A8783
Achromatopsia (no color)
#797979

Design tokens & code

CSS
--color: #428383;
/* rgb */ color: rgb(66, 131, 131);
/* oklch */ color: oklch(56.7% 0.067 195.4);
Tailwind
colors: {
  custom: {
    50: '#7ca7a7',
    500: '#428383',
    950: '#000000',
  },
}
SCSS
$custom: #428383;
$custom-light: #7ca7a7;
$custom-dark: #000000;
JSON
{
  "hex": "#428383",
  "rgb": {
    "r": 66,
    "g": 131,
    "b": 131
  },
  "hsl": {
    "h": 180,
    "s": 32.995,
    "l": 38.627
  },
  "oklch": {
    "l": 0.56741,
    "c": 0.06654,
    "h": 195.4
  },
  "luminance": 0.1903
}

Semantic roles & 50–950 ramp

primary
#428383
secondary
#AA7777
accent
#5F5FC9
background
#F7FAFA
surface
#EEF4F4
border
#C9CECE
text
#0A0F0F
muted
#7C7F7F

Preview Lab

Preview with #428383

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

Preview Lab → · Contrast checker → · Palette generator →

#428383 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva