#428E7C#428E7C

#428E7C is a mid, moderate teal. Relative luminance 0.220; OKLCH L 59.3% C 0.081 H 175.7°. Best body text is #000000 at 5.39:1 contrast (WCAG AA passes).

Color values

HEX#428E7C
RGBrgb(66, 142, 124)
HSLhsl(166, 37%, 41%)
HSVhsv(166, 54%, 56%)
CMYKcmyk(53.5%, 0%, 12.7%, 44.3%)
CIE-LABlab(53.98, -28.15, 2.45)
CIE-LCHlch(53.98, 28.25, 175.03°)
OKLaboklab(59.31% -0.0807 0.0061)
OKLCHoklch(59.31% 0.081 175.7)
XYZxyz(15.5563, 21.9581, 22.4834)
Luminance0.2196 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#428E7C #8E4254
analogous
#428E56 #428E7C #427A8E
triadic
#428E7C #7C428E #8E7C42
tetradic
#428E7C #56428E #8E4254 #7A8E42
square
#428E7C #56428E #8E4254 #7A8E42
split-complementary
#428E7C #8E427A #8E5642
monochromatic
#1B3A33 #2F6458 #428E7C #5BB39E #84C6B6

Accessibility & contrast

On white

3.89
#428E7C on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.39
#428E7C on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #428E7C
5.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##428E7C#FFFFFF#000000##000000
##428E7C1.003.895.395.39
#FFFFFF3.891.0021.0021.00
#0000005.3921.001.001.00
##0000005.3921.001.001.00

Color blindness preview

Protanopia (red-blind)
#89867B
Deuteranopia (green-blind)
#7E7D7D
Tritanopia (blue-blind)
#1C9089
Achromatopsia (no color)
#818181

Design tokens & code

CSS
--color: #428e7c;
/* rgb */ color: rgb(66, 142, 124);
/* oklch */ color: oklch(59.3% 0.081 175.7);
Tailwind
colors: {
  custom: {
    50: '#7dafa1',
    500: '#428e7c',
    950: '#000000',
  },
}
SCSS
$custom: #428e7c;
$custom-light: #7dafa1;
$custom-dark: #000000;
JSON
{
  "hex": "#428e7c",
  "rgb": {
    "r": 66,
    "g": 142,
    "b": 124
  },
  "hsl": {
    "h": 165.789,
    "s": 36.538,
    "l": 40.784
  },
  "oklch": {
    "l": 0.59309,
    "c": 0.0809,
    "h": 175.7
  },
  "luminance": 0.21959
}

Semantic roles & 50–950 ramp

primary
#428E7C
secondary
#B17B88
accent
#5B76CD
background
#F7FAF9
surface
#EEF4F2
border
#C9CECC
text
#0A100F
muted
#7C7F7E

Preview Lab

Preview with #428E7C

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

Preview Lab → · Contrast checker → · Palette generator →

#428E7C Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva