#428B71#428B71

#428B71 is a mid, moderate teal. Relative luminance 0.208; OKLCH L 58.2% C 0.084 H 167.7°. Best body text is #000000 at 5.16:1 contrast (WCAG AA passes).

Color values

HEX	#428B71
RGB	rgb(66, 139, 113)
HSL	hsl(159, 36%, 40%)
HSV	hsv(159, 53%, 55%)
CMYK	cmyk(52.5%, 0%, 18.7%, 45.5%)
CIE-LAB	lab(52.75, -29.41, 7.01)
CIE-LCH	lch(52.75, 30.23, 166.59°)
OKLab	oklab(58.21% -0.0824 0.018)
OKLCH	oklch(58.21% 0.084 167.7)
XYZ	xyz(14.4587, 20.8145, 18.8752)
Luminance	0.2082 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#428B71 #8B425C

analogous

#428B4C #428B71 #42818B

triadic

#428B71 #71428B #8B7142

tetradic

#428B71 #4C428B #8B425C #818B42

square

#428B71 #4C428B #8B425C #818B42

split-complementary

#428B71 #8B4281 #8B4C42

monochromatic

#1B382E #2E624F #428B71 #5AB192 #83C4AD

Accessibility & contrast

On white

4.07

#428B71 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.16

#428B71 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #428B71

5.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##428B71	#FFFFFF	#000000	##000000
##428B71	1.00	4.07	5.16	5.16
#FFFFFF	4.07	1.00	21.00	21.00
#000000	5.16	21.00	1.00	1.00
##000000	5.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#888370

Deuteranopia (green-blind)

#7D7B73

Tritanopia (blue-blind)

#268C84

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #428b71;
/* rgb */ color: rgb(66, 139, 113);
/* oklch */ color: oklch(58.2% 0.084 167.7);

Tailwind

colors: {
  custom: {
    50: '#7cad99',
    500: '#428b71',
    950: '#000000',
  },
}

SCSS

$custom: #428b71;
$custom-light: #7cad99;
$custom-dark: #000000;

JSON

{
  "hex": "#428b71",
  "rgb": {
    "r": 66,
    "g": 139,
    "b": 113
  },
  "hsl": {
    "h": 158.63,
    "s": 35.61,
    "l": 40.196
  },
  "oklch": {
    "l": 0.58211,
    "c": 0.08432,
    "h": 167.7
  },
  "luminance": 0.20816
}

Semantic roles & 50–950 ramp

primary

#428B71

secondary

#AF7A8D

accent

#5C84CC

background

#F7FAF9

surface

#EEF4F2

border

#C9CECC

text

#0A100E

muted

#7C7F7E

Preview Lab

Preview with #428B71

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

Preview Lab → · Contrast checker → · Palette generator →