#428A88#428A88

#428A88 is a mid, moderate teal. Relative luminance 0.211; OKLCH L 58.7% C 0.072 H 192.9°. Best body text is #000000 at 5.22:1 contrast (WCAG AA passes).

Color values

HEX	#428A88
RGB	rgb(66, 138, 136)
HSL	hsl(178, 35%, 40%)
HSV	hsv(178, 52%, 54%)
CMYK	cmyk(52.2%, 0%, 1.4%, 45.9%)
CIE-LAB	lab(53.07, -22.93, -5.83)
CIE-LCH	lch(53.07, 23.66, 194.27°)
OKLab	oklab(58.69% -0.0703 -0.0162)
OKLCH	oklch(58.69% 0.072 192.9)
XYZ	xyz(15.7773, 21.1113, 26.5312)
Luminance	0.2111 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#428A88 #8A4244

analogous

#428A64 #428A88 #42688A

triadic

#428A88 #88428A #8A8842

tetradic

#428A88 #64428A #8A4244 #688A42

square

#428A88 #64428A #8A4244 #688A42

split-complementary

#428A88 #8A4268 #8A6442

monochromatic

#1A3736 #2E615F #428A88 #59B0AD #83C4C2

Accessibility & contrast

On white

4.02

#428A88 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.22

#428A88 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #428A88

5.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##428A88	#FFFFFF	#000000	##000000
##428A88	1.00	4.02	5.22	5.22
#FFFFFF	4.02	1.00	21.00	21.00
#000000	5.22	21.00	1.00	1.00
##000000	5.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#838488

Deuteranopia (green-blind)

#767B89

Tritanopia (blue-blind)

#0F8E89

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #428a88;
/* rgb */ color: rgb(66, 138, 136);
/* oklch */ color: oklch(58.7% 0.072 192.9);

Tailwind

colors: {
  custom: {
    50: '#7dacaa',
    500: '#428a88',
    950: '#000000',
  },
}

SCSS

$custom: #428a88;
$custom-light: #7dacaa;
$custom-dark: #000000;

JSON

{
  "hex": "#428a88",
  "rgb": {
    "r": 66,
    "g": 138,
    "b": 136
  },
  "hsl": {
    "h": 178.333,
    "s": 35.294,
    "l": 40
  },
  "oklch": {
    "l": 0.58687,
    "c": 0.07213,
    "h": 192.9
  },
  "luminance": 0.21113
}

Semantic roles & 50–950 ramp

primary

#428A88

secondary

#AE797B

accent

#5C60CB

background

#F7FAFA

surface

#EEF4F4

border

#C9CECE

text

#0A1010

muted

#7C7F7F

Preview Lab

Preview with #428A88

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

Preview Lab → · Contrast checker → · Palette generator →