#428787#428787

#428787 is a mid, moderate teal. Relative luminance 0.202; OKLCH L 57.9% C 0.070 H 195.4°. Best body text is #000000 at 5.05:1 contrast (WCAG AA passes).

Color values

HEX	#428787
RGB	rgb(66, 135, 135)
HSL	hsl(180, 34%, 39%)
HSV	hsv(180, 51%, 53%)
CMYK	cmyk(51.1%, 0%, 0%, 47.1%)
CIE-LAB	lab(52.10, -21.65, -6.69)
CIE-LCH	lch(52.10, 22.66, 197.17°)
OKLab	oklab(57.89% -0.0672 -0.0185)
OKLCH	oklch(57.89% 0.07 195.4)
XYZ	xyz(15.2821, 20.2341, 26.0172)
Luminance	0.2024 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#428787 #874242

analogous

#428765 #428787 #426587

triadic

#428787 #874287 #878742

tetradic

#428787 #654287 #874242 #658742

square

#428787 #654287 #874242 #658742

split-complementary

#428787 #874265 #876542

monochromatic

#1A3535 #2E5E5E #428787 #59AEAE #82C2C2

Accessibility & contrast

On white

4.16

#428787 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.05

#428787 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #428787

5.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##428787	#FFFFFF	#000000	##000000
##428787	1.00	4.16	5.05	5.05
#FFFFFF	4.16	1.00	21.00	21.00
#000000	5.05	21.00	1.00	1.00
##000000	5.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7F8187

Deuteranopia (green-blind)

#747988

Tritanopia (blue-blind)

#138B87

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #428787;
/* rgb */ color: rgb(66, 135, 135);
/* oklch */ color: oklch(57.9% 0.070 195.4);

Tailwind

colors: {
  custom: {
    50: '#7daaa9',
    500: '#428787',
    950: '#000000',
  },
}

SCSS

$custom: #428787;
$custom-light: #7daaa9;
$custom-dark: #000000;

JSON

{
  "hex": "#428787",
  "rgb": {
    "r": 66,
    "g": 135,
    "b": 135
  },
  "hsl": {
    "h": 180,
    "s": 34.328,
    "l": 39.412
  },
  "oklch": {
    "l": 0.57894,
    "c": 0.06967,
    "h": 195.4
  },
  "luminance": 0.20235
}

Semantic roles & 50–950 ramp

primary

#428787

secondary

#AC7878

accent

#5D5DCA

background

#F7FAFA

surface

#EEF4F4

border

#C9CECE

text

#0A1010

muted

#7C7F7F

Preview Lab

Preview with #428787

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

Preview Lab → · Contrast checker → · Palette generator →