#428571#428571

#428571 is a mid, moderate teal. Relative luminance 0.191; OKLCH L 56.7% C 0.076 H 171.8°. Best body text is #000000 at 4.83:1 contrast (WCAG AA passes).

Color values

HEX	#428571
RGB	rgb(66, 133, 113)
HSL	hsl(162, 34%, 39%)
HSV	hsv(162, 50%, 52%)
CMYK	cmyk(50.4%, 0%, 15%, 47.8%)
CIE-LAB	lab(50.83, -26.46, 4.27)
CIE-LCH	lch(50.83, 26.81, 170.84°)
OKLab	oklab(56.66% -0.0751 0.0109)
OKLCH	oklch(56.66% 0.076 171.8)
XYZ	xyz(13.6136, 19.1244, 18.5936)
Luminance	0.1913 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#428571 #854256

analogous

#428550 #428571 #427885

triadic

#428571 #714285 #857142

tetradic

#428571 #504285 #854256 #788542

square

#428571 #504285 #854256 #788542

split-complementary

#428571 #854278 #855042

monochromatic

#19332B #2E5C4E #428571 #58AC93 #81C0AD

Accessibility & contrast

On white

4.35

#428571 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.83

#428571 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #428571

4.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##428571	#FFFFFF	#000000	##000000
##428571	1.00	4.35	4.83	4.83
#FFFFFF	4.35	1.00	21.00	21.00
#000000	4.83	21.00	1.00	1.00
##000000	4.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#817E70

Deuteranopia (green-blind)

#777672

Tritanopia (blue-blind)

#28867F

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #428571;
/* rgb */ color: rgb(66, 133, 113);
/* oklch */ color: oklch(56.7% 0.076 171.8);

Tailwind

colors: {
  custom: {
    50: '#7ba999',
    500: '#428571',
    950: '#000000',
  },
}

SCSS

$custom: #428571;
$custom-light: #7ba999;
$custom-dark: #000000;

JSON

{
  "hex": "#428571",
  "rgb": {
    "r": 66,
    "g": 133,
    "b": 113
  },
  "hsl": {
    "h": 162.09,
    "s": 33.668,
    "l": 39.02
  },
  "oklch": {
    "l": 0.56659,
    "c": 0.07584,
    "h": 171.8
  },
  "luminance": 0.19126
}

Semantic roles & 50–950 ramp

primary

#428571

secondary

#AB7887

accent

#5E7ECA

background

#F7FAF9

surface

#EEF4F2

border

#C9CECC

text

#0A100E

muted

#7C7F7E

Preview Lab

Preview with #428571

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

Preview Lab → · Contrast checker → · Palette generator →