#428B84#428B84

#428B84 is a mid, moderate teal. Relative luminance 0.213; OKLCH L 58.8% C 0.074 H 187.1°. Best body text is #000000 at 5.26:1 contrast (WCAG AA passes).

Color values

HEX	#428B84
RGB	rgb(66, 139, 132)
HSL	hsl(174, 36%, 40%)
HSV	hsv(174, 53%, 55%)
CMYK	cmyk(52.5%, 0%, 5%, 45.5%)
CIE-LAB	lab(53.26, -24.54, -3.23)
CIE-LCH	lch(53.26, 24.75, 187.49°)
OKLab	oklab(58.8% -0.0733 -0.0091)
OKLCH	oklch(58.8% 0.074 187.1)
XYZ	xyz(15.6425, 21.2880, 25.1100)
Luminance	0.2129 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#428B84 #8B4249

analogous

#428B60 #428B84 #426D8B

triadic

#428B84 #84428B #8B8442

tetradic

#428B84 #60428B #8B4249 #6D8B42

square

#428B84 #60428B #8B4249 #6D8B42

split-complementary

#428B84 #8B426D #8B6042

monochromatic

#1B3835 #2E625D #428B84 #5AB1A8 #83C4BE

Accessibility & contrast

On white

3.99

#428B84 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.26

#428B84 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #428B84

5.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##428B84	#FFFFFF	#000000	##000000
##428B84	1.00	3.99	5.26	5.26
#FFFFFF	3.99	1.00	21.00	21.00
#000000	5.26	21.00	1.00	1.00
##000000	5.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#858484

Deuteranopia (green-blind)

#797C85

Tritanopia (blue-blind)

#158E89

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #428b84;
/* rgb */ color: rgb(66, 139, 132);
/* oklch */ color: oklch(58.8% 0.074 187.1);

Tailwind

colors: {
  custom: {
    50: '#7dada7',
    500: '#428b84',
    950: '#000000',
  },
}

SCSS

$custom: #428b84;
$custom-light: #7dada7;
$custom-dark: #000000;

JSON

{
  "hex": "#428b84",
  "rgb": {
    "r": 66,
    "g": 139,
    "b": 132
  },
  "hsl": {
    "h": 174.247,
    "s": 35.61,
    "l": 40.196
  },
  "oklch": {
    "l": 0.58802,
    "c": 0.07389,
    "h": 187.1
  },
  "luminance": 0.21289
}

Semantic roles & 50–950 ramp

primary

#428B84

secondary

#AF7A7F

accent

#5C67CC

background

#F7FAFA

surface

#EEF4F4

border

#C9CECE

text

#0A100F

muted

#7C7F7F

Preview Lab

Preview with #428B84

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

Preview Lab → · Contrast checker → · Palette generator →