#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
RGB	rgb(66, 142, 124)
HSL	hsl(166, 37%, 41%)
HSV	hsv(166, 54%, 56%)
CMYK	cmyk(53.5%, 0%, 12.7%, 44.3%)
CIE-LAB	lab(53.98, -28.15, 2.45)
CIE-LCH	lch(53.98, 28.25, 175.03°)
OKLab	oklab(59.31% -0.0807 0.0061)
OKLCH	oklch(59.31% 0.081 175.7)
XYZ	xyz(15.5563, 21.9581, 22.4834)
Luminance	0.2196 (WCAG relative)
Temperature	cool
Family	teal

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
##428E7C	1.00	3.89	5.39	5.39
#FFFFFF	3.89	1.00	21.00	21.00
#000000	5.39	21.00	1.00	1.00
##000000	5.39	21.00	1.00	1.00

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 →