#428A89#428A89

#428A89 is a mid, moderate teal. Relative luminance 0.211; OKLCH L 58.7% C 0.072 H 194.2°. Best body text is #000000 at 5.23:1 contrast (WCAG AA passes).

Color values

HEX	#428A89
RGB	rgb(66, 138, 137)
HSL	hsl(179, 35%, 40%)
HSV	hsv(179, 52%, 54%)
CMYK	cmyk(52.2%, 0%, 0.7%, 45.9%)
CIE-LAB	lab(53.10, -22.65, -6.36)
CIE-LCH	lch(53.10, 23.53, 195.70°)
OKLab	oklab(58.72% -0.0698 -0.0176)
OKLCH	oklch(58.72% 0.072 194.2)
XYZ	xyz(15.8487, 21.1399, 26.9073)
Luminance	0.2114 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#428A89 #8A4243

analogous

#428A65 #428A89 #42678A

triadic

#428A89 #89428A #8A8942

tetradic

#428A89 #65428A #8A4243 #678A42

square

#428A89 #65428A #8A4243 #678A42

split-complementary

#428A89 #8A4267 #8A6542

monochromatic

#1A3737 #2E6160 #428A89 #59B0AF #83C4C3

Accessibility & contrast

On white

4.02

#428A89 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.23

#428A89 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #428A89

5.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##428A89	#FFFFFF	#000000	##000000
##428A89	1.00	4.02	5.23	5.23
#FFFFFF	4.02	1.00	21.00	21.00
#000000	5.23	21.00	1.00	1.00
##000000	5.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#828489

Deuteranopia (green-blind)

#767B8A

Tritanopia (blue-blind)

#0D8E89

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #428a89;
/* rgb */ color: rgb(66, 138, 137);
/* oklch */ color: oklch(58.7% 0.072 194.2);

Tailwind

colors: {
  custom: {
    50: '#7dacab',
    500: '#428a89',
    950: '#000000',
  },
}

SCSS

$custom: #428a89;
$custom-light: #7dacab;
$custom-dark: #000000;

JSON

{
  "hex": "#428a89",
  "rgb": {
    "r": 66,
    "g": 138,
    "b": 137
  },
  "hsl": {
    "h": 179.167,
    "s": 35.294,
    "l": 40
  },
  "oklch": {
    "l": 0.58722,
    "c": 0.07204,
    "h": 194.2
  },
  "luminance": 0.21141
}

Semantic roles & 50–950 ramp

primary

#428A89

secondary

#AE797A

accent

#5C5ECB

background

#F7FAFA

surface

#EEF4F4

border

#C9CECE

text

#0A1010

muted

#7C7F7F

Preview Lab

Preview with #428A89

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

Preview Lab → · Contrast checker → · Palette generator →