#428C7C#428C7C

#428C7C is a mid, moderate teal. Relative luminance 0.214; OKLCH L 58.8% C 0.078 H 177.3°. Best body text is #000000 at 5.27:1 contrast (WCAG AA passes).

Color values

HEX	#428C7C
RGB	rgb(66, 140, 124)
HSL	hsl(167, 36%, 40%)
HSV	hsv(167, 53%, 55%)
CMYK	cmyk(52.9%, 0%, 11.4%, 45.1%)
CIE-LAB	lab(53.35, -27.16, 1.53)
CIE-LCH	lch(53.35, 27.20, 176.78°)
OKLab	oklab(58.8% -0.0783 0.0036)
OKLCH	oklch(58.8% 0.078 177.3)
XYZ	xyz(15.2614, 21.3683, 22.3851)
Luminance	0.2137 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#428C7C #8C4252

analogous

#428C57 #428C7C #42778C

triadic

#428C7C #7C428C #8C7C42

tetradic

#428C7C #57428C #8C4252 #778C42

square

#428C7C #57428C #8C4252 #778C42

split-complementary

#428C7C #8C4277 #8C5742

monochromatic

#1B3932 #2E6257 #428C7C #5AB19E #84C5B7

Accessibility & contrast

On white

3.98

#428C7C on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.27

#428C7C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #428C7C

5.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##428C7C	#FFFFFF	#000000	##000000
##428C7C	1.00	3.98	5.27	5.27
#FFFFFF	3.98	1.00	21.00	21.00
#000000	5.27	21.00	1.00	1.00
##000000	5.27	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#87847B

Deuteranopia (green-blind)

#7B7C7D

Tritanopia (blue-blind)

#1D8E87

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #428c7c;
/* rgb */ color: rgb(66, 140, 124);
/* oklch */ color: oklch(58.8% 0.078 177.3);

Tailwind

colors: {
  custom: {
    50: '#7daea1',
    500: '#428c7c',
    950: '#000000',
  },
}

SCSS

$custom: #428c7c;
$custom-light: #7daea1;
$custom-dark: #000000;

JSON

{
  "hex": "#428c7c",
  "rgb": {
    "r": 66,
    "g": 140,
    "b": 124
  },
  "hsl": {
    "h": 167.027,
    "s": 35.922,
    "l": 40.392
  },
  "oklch": {
    "l": 0.58796,
    "c": 0.07837,
    "h": 177.3
  },
  "luminance": 0.2137
}

Semantic roles & 50–950 ramp

primary

#428C7C

secondary

#B07A86

accent

#5C74CC

background

#F7FAF9

surface

#EEF4F2

border

#C9CECC

text

#0A100F

muted

#7C7F7E

Preview Lab

Preview with #428C7C

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

Preview Lab → · Contrast checker → · Palette generator →