#428F72#428F72

#428F72 is a mid, moderate teal. Relative luminance 0.220; OKLCH L 59.3% C 0.089 H 166.2°. Best body text is #000000 at 5.40:1 contrast (WCAG AA passes).

Color values

HEX	#428F72
RGB	rgb(66, 143, 114)
HSL	hsl(157, 37%, 41%)
HSV	hsv(157, 54%, 56%)
CMYK	cmyk(53.8%, 0%, 20.3%, 43.9%)
CIE-LAB	lab(54.04, -31.09, 8.28)
CIE-LCH	lch(54.04, 32.17, 165.08°)
OKLab	oklab(59.28% -0.0867 0.0213)
OKLCH	oklch(59.28% 0.089 166.2)
XYZ	xyz(15.1051, 22.0167, 19.3700)
Luminance	0.2202 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#428F72 #8F425F

analogous

#428F4B #428F72 #42858F

triadic

#428F72 #72428F #8F7242

tetradic

#428F72 #4B428F #8F425F #858F42

square

#428F72 #4B428F #8F425F #858F42

split-complementary

#428F72 #8F4285 #8F4B42

monochromatic

#1B3B2F #2F6551 #428F72 #5BB392 #85C7AE

Accessibility & contrast

On white

3.89

#428F72 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.40

#428F72 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #428F72

5.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##428F72	#FFFFFF	#000000	##000000
##428F72	1.00	3.89	5.40	5.40
#FFFFFF	3.89	1.00	21.00	21.00
#000000	5.40	21.00	1.00	1.00
##000000	5.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8C8671

Deuteranopia (green-blind)

#817E74

Tritanopia (blue-blind)

#248F87

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #428f72;
/* rgb */ color: rgb(66, 143, 114);
/* oklch */ color: oklch(59.3% 0.089 166.2);

Tailwind

colors: {
  custom: {
    50: '#7db09a',
    500: '#428f72',
    950: '#000000',
  },
}

SCSS

$custom: #428f72;
$custom-light: #7db09a;
$custom-dark: #000000;

JSON

{
  "hex": "#428f72",
  "rgb": {
    "r": 66,
    "g": 143,
    "b": 114
  },
  "hsl": {
    "h": 157.403,
    "s": 36.842,
    "l": 40.98
  },
  "oklch": {
    "l": 0.59275,
    "c": 0.08926,
    "h": 166.2
  },
  "luminance": 0.22018
}

Semantic roles & 50–950 ramp

primary

#428F72

secondary

#B17B90

accent

#5B86CD

background

#F7FAF9

surface

#EEF5F2

border

#C9CFCC

text

#0A100E

muted

#7C7F7E

Preview Lab

Preview with #428F72

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

Preview Lab → · Contrast checker → · Palette generator →