#428E82#428E82

#428E82 is a mid, moderate teal. Relative luminance 0.221; OKLCH L 59.5% C 0.078 H 181.8°. Best body text is #000000 at 5.42:1 contrast (WCAG AA passes).

Color values

HEX	#428E82
RGB	rgb(66, 142, 130)
HSL	hsl(171, 37%, 41%)
HSV	hsv(171, 54%, 56%)
CMYK	cmyk(53.5%, 0%, 8.5%, 44.3%)
CIE-LAB	lab(54.15, -26.59, -0.77)
CIE-LCH	lch(54.15, 26.60, 181.66°)
OKLab	oklab(59.5% -0.0778 -0.0025)
OKLCH	oklch(59.5% 0.078 181.8)
XYZ	xyz(15.9473, 22.1145, 24.5429)
Luminance	0.2212 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#428E82 #8E424E

analogous

#428E5C #428E82 #42748E

triadic

#428E82 #82428E #8E8242

tetradic

#428E82 #5C428E #8E424E #748E42

square

#428E82 #5C428E #8E424E #748E42

split-complementary

#428E82 #8E4274 #8E5C42

monochromatic

#1B3A35 #2F645C #428E82 #5BB3A5 #84C6BC

Accessibility & contrast

On white

3.87

#428E82 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.42

#428E82 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #428E82

5.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##428E82	#FFFFFF	#000000	##000000
##428E82	1.00	3.87	5.42	5.42
#FFFFFF	3.87	1.00	21.00	21.00
#000000	5.42	21.00	1.00	1.00
##000000	5.42	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#888782

Deuteranopia (green-blind)

#7C7E83

Tritanopia (blue-blind)

#15908A

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #428e82;
/* rgb */ color: rgb(66, 142, 130);
/* oklch */ color: oklch(59.5% 0.078 181.8);

Tailwind

colors: {
  custom: {
    50: '#7dafa6',
    500: '#428e82',
    950: '#000000',
  },
}

SCSS

$custom: #428e82;
$custom-light: #7dafa6;
$custom-dark: #000000;

JSON

{
  "hex": "#428e82",
  "rgb": {
    "r": 66,
    "g": 142,
    "b": 130
  },
  "hsl": {
    "h": 170.526,
    "s": 36.538,
    "l": 40.784
  },
  "oklch": {
    "l": 0.59498,
    "c": 0.07787,
    "h": 181.8
  },
  "luminance": 0.22116
}

Semantic roles & 50–950 ramp

primary

#428E82

secondary

#B17B84

accent

#5B6DCD

background

#F7FAFA

surface

#EEF4F4

border

#C9CECE

text

#0A100F

muted

#7C7F7F

Preview Lab

Preview with #428E82

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

Preview Lab → · Contrast checker → · Palette generator →