#428989#428989

#428989 is a mid, moderate teal. Relative luminance 0.209; OKLCH L 58.5% C 0.071 H 195.4°. Best body text is #000000 at 5.17:1 contrast (WCAG AA passes).

Color values

HEX	#428989
RGB	rgb(66, 137, 137)
HSL	hsl(180, 35%, 40%)
HSV	hsv(180, 52%, 54%)
CMYK	cmyk(51.8%, 0%, 0%, 46.3%)
CIE-LAB	lab(52.79, -22.13, -6.83)
CIE-LCH	lch(52.79, 23.16, 197.15°)
OKLab	oklab(58.47% -0.0686 -0.0189)
OKLCH	oklch(58.47% 0.071 195.4)
XYZ	xyz(15.7059, 20.8543, 26.8597)
Luminance	0.2086 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#428989 #894242

analogous

#428966 #428989 #426689

triadic

#428989 #894289 #898942

tetradic

#428989 #664289 #894242 #668942

square

#428989 #664289 #894242 #668942

split-complementary

#428989 #894266 #896642

monochromatic

#1A3636 #2E6060 #428989 #59AFAF #82C3C3

Accessibility & contrast

On white

4.06

#428989 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.17

#428989 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #428989

5.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##428989	#FFFFFF	#000000	##000000
##428989	1.00	4.06	5.17	5.17
#FFFFFF	4.06	1.00	21.00	21.00
#000000	5.17	21.00	1.00	1.00
##000000	5.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#818389

Deuteranopia (green-blind)

#757A8A

Tritanopia (blue-blind)

#0E8D89

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #428989;
/* rgb */ color: rgb(66, 137, 137);
/* oklch */ color: oklch(58.5% 0.071 195.4);

Tailwind

colors: {
  custom: {
    50: '#7dabab',
    500: '#428989',
    950: '#000000',
  },
}

SCSS

$custom: #428989;
$custom-light: #7dabab;
$custom-dark: #000000;

JSON

{
  "hex": "#428989",
  "rgb": {
    "r": 66,
    "g": 137,
    "b": 137
  },
  "hsl": {
    "h": 180,
    "s": 34.975,
    "l": 39.804
  },
  "oklch": {
    "l": 0.5847,
    "c": 0.0712,
    "h": 195.4
  },
  "luminance": 0.20856
}

Semantic roles & 50–950 ramp

primary

#428989

secondary

#AE7979

accent

#5D5DCB

background

#F7FAFA

surface

#EEF4F4

border

#C9CECE

text

#0A1010

muted

#7C7F7F

Preview Lab

Preview with #428989

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

Preview Lab → · Contrast checker → · Palette generator →