#428C87#428C87

#428C87 is a mid, moderate teal. Relative luminance 0.217; OKLCH L 59.2% C 0.074 H 189.5°. Best body text is #000000 at 5.33:1 contrast (WCAG AA passes).

Color values

HEX	#428C87
RGB	rgb(66, 140, 135)
HSL	hsl(176, 36%, 40%)
HSV	hsv(176, 53%, 55%)
CMYK	cmyk(52.9%, 0%, 3.6%, 45.1%)
CIE-LAB	lab(53.67, -24.23, -4.37)
CIE-LCH	lch(53.67, 24.62, 190.22°)
OKLab	oklab(59.16% -0.0731 -0.0122)
OKLCH	oklch(59.16% 0.074 189.5)
XYZ	xyz(15.9962, 21.6622, 26.2552)
Luminance	0.2166 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#428C87 #8C4247

analogous

#428C62 #428C87 #426C8C

triadic

#428C87 #87428C #8C8742

tetradic

#428C87 #62428C #8C4247 #6C8C42

square

#428C87 #62428C #8C4247 #6C8C42

split-complementary

#428C87 #8C426C #8C6242

monochromatic

#1B3937 #2E625F #428C87 #5AB1AB #84C5C0

Accessibility & contrast

On white

3.94

#428C87 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.33

#428C87 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #428C87

5.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##428C87	#FFFFFF	#000000	##000000
##428C87	1.00	3.94	5.33	5.33
#FFFFFF	3.94	1.00	21.00	21.00
#000000	5.33	21.00	1.00	1.00
##000000	5.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#858687

Deuteranopia (green-blind)

#797C88

Tritanopia (blue-blind)

#0F8F8A

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #428c87;
/* rgb */ color: rgb(66, 140, 135);
/* oklch */ color: oklch(59.2% 0.074 189.5);

Tailwind

colors: {
  custom: {
    50: '#7daea9',
    500: '#428c87',
    950: '#000000',
  },
}

SCSS

$custom: #428c87;
$custom-light: #7daea9;
$custom-dark: #000000;

JSON

{
  "hex": "#428c87",
  "rgb": {
    "r": 66,
    "g": 140,
    "b": 135
  },
  "hsl": {
    "h": 175.946,
    "s": 35.922,
    "l": 40.392
  },
  "oklch": {
    "l": 0.59157,
    "c": 0.07414,
    "h": 189.5
  },
  "luminance": 0.21664
}

Semantic roles & 50–950 ramp

primary

#428C87

secondary

#B07A7E

accent

#5C63CC

background

#F7FAFA

surface

#EEF4F4

border

#C9CECE

text

#0A1010

muted

#7C7F7F

Preview Lab

Preview with #428C87

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

Preview Lab → · Contrast checker → · Palette generator →