#428D80#428D80

#428D80 is a mid, moderate teal. Relative luminance 0.218; OKLCH L 59.2% C 0.078 H 180.6°. Best body text is #000000 at 5.35:1 contrast (WCAG AA passes).

Color values

HEX	#428D80
RGB	rgb(66, 141, 128)
HSL	hsl(170, 36%, 41%)
HSV	hsv(170, 53%, 55%)
CMYK	cmyk(53.2%, 0%, 9.2%, 44.7%)
CIE-LAB	lab(53.78, -26.62, -0.16)
CIE-LCH	lch(53.78, 26.62, 180.35°)
OKLab	oklab(59.18% -0.0776 -0.0009)
OKLCH	oklch(59.18% 0.078 180.6)
XYZ	xyz(15.6662, 21.7651, 23.7934)
Luminance	0.2177 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#428D80 #8D424F

analogous

#428D5A #428D80 #42748D

triadic

#428D80 #80428D #8D8042

tetradic

#428D80 #5A428D #8D424F #748D42

square

#428D80 #5A428D #8D424F #748D42

split-complementary

#428D80 #8D4274 #8D5A42

monochromatic

#1B3A34 #2E635A #428D80 #5AB2A3 #84C5BA

Accessibility & contrast

On white

3.92

#428D80 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.35

#428D80 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #428D80

5.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##428D80	#FFFFFF	#000000	##000000
##428D80	1.00	3.92	5.35	5.35
#FFFFFF	3.92	1.00	21.00	21.00
#000000	5.35	21.00	1.00	1.00
##000000	5.35	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#888680

Deuteranopia (green-blind)

#7C7D81

Tritanopia (blue-blind)

#188F89

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #428d80;
/* rgb */ color: rgb(66, 141, 128);
/* oklch */ color: oklch(59.2% 0.078 180.6);

Tailwind

colors: {
  custom: {
    50: '#7daea4',
    500: '#428d80',
    950: '#000000',
  },
}

SCSS

$custom: #428d80;
$custom-light: #7daea4;
$custom-dark: #000000;

JSON

{
  "hex": "#428d80",
  "rgb": {
    "r": 66,
    "g": 141,
    "b": 128
  },
  "hsl": {
    "h": 169.6,
    "s": 36.232,
    "l": 40.588
  },
  "oklch": {
    "l": 0.59179,
    "c": 0.07758,
    "h": 180.6
  },
  "luminance": 0.21767
}

Semantic roles & 50–950 ramp

primary

#428D80

secondary

#B07B84

accent

#5C6FCC

background

#F7FAFA

surface

#EEF4F4

border

#C9CECE

text

#0A100F

muted

#7C7F7F

Preview Lab

Preview with #428D80

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

Preview Lab → · Contrast checker → · Palette generator →