#428E85#428E85

#428E85 is a mid, moderate teal. Relative luminance 0.222; OKLCH L 59.6% C 0.077 H 185.1°. Best body text is #000000 at 5.44:1 contrast (WCAG AA passes).

Color values

HEX	#428E85
RGB	rgb(66, 142, 133)
HSL	hsl(173, 37%, 41%)
HSV	hsv(173, 54%, 56%)
CMYK	cmyk(53.5%, 0%, 6.3%, 44.3%)
CIE-LAB	lab(54.23, -25.79, -2.38)
CIE-LCH	lch(54.23, 25.90, 185.27°)
OKLab	oklab(59.6% -0.0764 -0.0068)
OKLCH	oklch(59.6% 0.077 185.1)
XYZ	xyz(16.1516, 22.1962, 25.6189)
Luminance	0.2220 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#428E85 #8E424B

analogous

#428E5F #428E85 #42718E

triadic

#428E85 #85428E #8E8542

tetradic

#428E85 #5F428E #8E424B #718E42

square

#428E85 #5F428E #8E424B #718E42

split-complementary

#428E85 #8E4271 #8E5F42

monochromatic

#1B3A37 #2F645E #428E85 #5BB3A8 #84C6BE

Accessibility & contrast

On white

3.86

#428E85 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.44

#428E85 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #428E85

5.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##428E85	#FFFFFF	#000000	##000000
##428E85	1.00	3.86	5.44	5.44
#FFFFFF	3.86	1.00	21.00	21.00
#000000	5.44	21.00	1.00	1.00
##000000	5.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#888785

Deuteranopia (green-blind)

#7B7E86

Tritanopia (blue-blind)

#11918B

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #428e85;
/* rgb */ color: rgb(66, 142, 133);
/* oklch */ color: oklch(59.6% 0.077 185.1);

Tailwind

colors: {
  custom: {
    50: '#7dafa8',
    500: '#428e85',
    950: '#000000',
  },
}

SCSS

$custom: #428e85;
$custom-light: #7dafa8;
$custom-dark: #000000;

JSON

{
  "hex": "#428e85",
  "rgb": {
    "r": 66,
    "g": 142,
    "b": 133
  },
  "hsl": {
    "h": 172.895,
    "s": 36.538,
    "l": 40.784
  },
  "oklch": {
    "l": 0.59597,
    "c": 0.07673,
    "h": 185.1
  },
  "luminance": 0.22198
}

Semantic roles & 50–950 ramp

primary

#428E85

secondary

#B17B81

accent

#5B69CD

background

#F7FAFA

surface

#EEF4F4

border

#C9CECE

text

#0A100F

muted

#7C7F7F

Preview Lab

Preview with #428E85

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

Preview Lab → · Contrast checker → · Palette generator →