#428C84#428C84

#428C84 is a mid, moderate teal. Relative luminance 0.216; OKLCH L 59.1% C 0.075 H 186.0°. Best body text is #000000 at 5.32:1 contrast (WCAG AA passes).

Color values

HEX	#428C84
RGB	rgb(66, 140, 132)
HSL	hsl(174, 36%, 40%)
HSV	hsv(174, 53%, 55%)
CMYK	cmyk(52.9%, 0%, 5.7%, 45.1%)
CIE-LAB	lab(53.58, -25.05, -2.77)
CIE-LCH	lch(53.58, 25.20, 186.30°)
OKLab	oklab(59.06% -0.0745 -0.0078)
OKLCH	oklch(59.06% 0.075 186)
XYZ	xyz(15.7879, 21.5789, 25.1585)
Luminance	0.2158 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#428C84 #8C424A

analogous

#428C5F #428C84 #426F8C

triadic

#428C84 #84428C #8C8442

tetradic

#428C84 #5F428C #8C424A #6F8C42

square

#428C84 #5F428C #8C424A #6F8C42

split-complementary

#428C84 #8C426F #8C5F42

monochromatic

#1B3936 #2E625D #428C84 #5AB1A8 #84C5BE

Accessibility & contrast

On white

3.95

#428C84 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.32

#428C84 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #428C84

5.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##428C84	#FFFFFF	#000000	##000000
##428C84	1.00	3.95	5.32	5.32
#FFFFFF	3.95	1.00	21.00	21.00
#000000	5.32	21.00	1.00	1.00
##000000	5.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#868584

Deuteranopia (green-blind)

#7A7C85

Tritanopia (blue-blind)

#148F89

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #428c84;
/* rgb */ color: rgb(66, 140, 132);
/* oklch */ color: oklch(59.1% 0.075 186.0);

Tailwind

colors: {
  custom: {
    50: '#7daea7',
    500: '#428c84',
    950: '#000000',
  },
}

SCSS

$custom: #428c84;
$custom-light: #7daea7;
$custom-dark: #000000;

JSON

{
  "hex": "#428c84",
  "rgb": {
    "r": 66,
    "g": 140,
    "b": 132
  },
  "hsl": {
    "h": 173.514,
    "s": 35.922,
    "l": 40.392
  },
  "oklch": {
    "l": 0.59056,
    "c": 0.07493,
    "h": 186
  },
  "luminance": 0.2158
}

Semantic roles & 50–950 ramp

primary

#428C84

secondary

#B07A80

accent

#5C68CC

background

#F7FAFA

surface

#EEF4F4

border

#C9CECE

text

#0A100F

muted

#7C7F7F

Preview Lab

Preview with #428C84

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

Preview Lab → · Contrast checker → · Palette generator →