#428F84#428F84

#428F84 is a mid, moderate teal. Relative luminance 0.225; OKLCH L 59.8% C 0.078 H 183.0°. Best body text is #000000 at 5.49:1 contrast (WCAG AA passes).

Color values

HEX	#428F84
RGB	rgb(66, 143, 132)
HSL	hsl(171, 37%, 41%)
HSV	hsv(171, 54%, 56%)
CMYK	cmyk(53.8%, 0%, 7.7%, 43.9%)
CIE-LAB	lab(54.52, -26.56, -1.38)
CIE-LCH	lch(54.52, 26.59, 182.98°)
OKLab	oklab(59.82% -0.0781 -0.0041)
OKLCH	oklch(59.82% 0.078 183)
XYZ	xyz(16.2323, 22.4676, 25.3066)
Luminance	0.2247 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#428F84 #8F424D

analogous

#428F5D #428F84 #42738F

triadic

#428F84 #84428F #8F8442

tetradic

#428F84 #5D428F #8F424D #738F42

square

#428F84 #5D428F #8F424D #738F42

split-complementary

#428F84 #8F4273 #8F5D42

monochromatic

#1B3B37 #2F655D #428F84 #5BB3A7 #85C7BD

Accessibility & contrast

On white

3.82

#428F84 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.49

#428F84 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #428F84

5.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##428F84	#FFFFFF	#000000	##000000
##428F84	1.00	3.82	5.49	5.49
#FFFFFF	3.82	1.00	21.00	21.00
#000000	5.49	21.00	1.00	1.00
##000000	5.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#898884

Deuteranopia (green-blind)

#7D7F85

Tritanopia (blue-blind)

#12928C

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #428f84;
/* rgb */ color: rgb(66, 143, 132);
/* oklch */ color: oklch(59.8% 0.078 183.0);

Tailwind

colors: {
  custom: {
    50: '#7db0a7',
    500: '#428f84',
    950: '#000000',
  },
}

SCSS

$custom: #428f84;
$custom-light: #7db0a7;
$custom-dark: #000000;

JSON

{
  "hex": "#428f84",
  "rgb": {
    "r": 66,
    "g": 143,
    "b": 132
  },
  "hsl": {
    "h": 171.429,
    "s": 36.842,
    "l": 40.98
  },
  "oklch": {
    "l": 0.59818,
    "c": 0.07819,
    "h": 183
  },
  "luminance": 0.22469
}

Semantic roles & 50–950 ramp

primary

#428F84

secondary

#B17B83

accent

#5B6BCD

background

#F7FAFA

surface

#EEF5F4

border

#C9CFCE

text

#0A100F

muted

#7C7F7F

Preview Lab

Preview with #428F84

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

Preview Lab → · Contrast checker → · Palette generator →