#428C7D#428C7D

#428C7D is a mid, moderate teal. Relative luminance 0.214; OKLCH L 58.8% C 0.078 H 178.4°. Best body text is #000000 at 5.28:1 contrast (WCAG AA passes).

Color values

HEX	#428C7D
RGB	rgb(66, 140, 125)
HSL	hsl(168, 36%, 40%)
HSV	hsv(168, 53%, 55%)
CMYK	cmyk(52.9%, 0%, 10.7%, 45.1%)
CIE-LAB	lab(53.38, -26.90, 0.99)
CIE-LCH	lch(53.38, 26.92, 177.89°)
OKLab	oklab(58.83% -0.0778 0.0022)
OKLCH	oklch(58.83% 0.078 178.4)
XYZ	xyz(15.3249, 21.3937, 22.7199)
Luminance	0.2140 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#428C7D #8C4251

analogous

#428C58 #428C7D #42768C

triadic

#428C7D #7D428C #8C7D42

tetradic

#428C7D #58428C #8C4251 #768C42

square

#428C7D #58428C #8C4251 #768C42

split-complementary

#428C7D #8C4276 #8C5842

monochromatic

#1B3933 #2E6258 #428C7D #5AB1A0 #84C5B8

Accessibility & contrast

On white

3.98

#428C7D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.28

#428C7D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #428C7D

5.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##428C7D	#FFFFFF	#000000	##000000
##428C7D	1.00	3.98	5.28	5.28
#FFFFFF	3.98	1.00	21.00	21.00
#000000	5.28	21.00	1.00	1.00
##000000	5.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#87857C

Deuteranopia (green-blind)

#7B7C7E

Tritanopia (blue-blind)

#1C8E87

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #428c7d;
/* rgb */ color: rgb(66, 140, 125);
/* oklch */ color: oklch(58.8% 0.078 178.4);

Tailwind

colors: {
  custom: {
    50: '#7daea2',
    500: '#428c7d',
    950: '#000000',
  },
}

SCSS

$custom: #428c7d;
$custom-light: #7daea2;
$custom-dark: #000000;

JSON

{
  "hex": "#428c7d",
  "rgb": {
    "r": 66,
    "g": 140,
    "b": 125
  },
  "hsl": {
    "h": 167.838,
    "s": 35.922,
    "l": 40.392
  },
  "oklch": {
    "l": 0.58828,
    "c": 0.07784,
    "h": 178.4
  },
  "luminance": 0.21395
}

Semantic roles & 50–950 ramp

primary

#428C7D

secondary

#B07A85

accent

#5C73CC

background

#F7FAF9

surface

#EEF4F2

border

#C9CECC

text

#0A100F

muted

#7C7F7E

Preview Lab

Preview with #428C7D

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

Preview Lab → · Contrast checker → · Palette generator →