#428B97#428B97

#428B97 is a mid, moderate teal. Relative luminance 0.219; OKLCH L 59.5% C 0.075 H 209.6°. Best body text is #000000 at 5.37:1 contrast (WCAG AA passes).

Color values

HEX	#428B97
RGB	rgb(66, 139, 151)
HSL	hsl(188, 39%, 43%)
HSV	hsv(188, 56%, 59%)
CMYK	cmyk(56.3%, 7.9%, 0%, 40.8%)
CIE-LAB	lab(53.87, -19.12, -13.31)
CIE-LCH	lch(53.87, 23.30, 214.85°)
OKLab	oklab(59.5% -0.0649 -0.0368)
OKLCH	oklch(59.5% 0.075 209.6)
XYZ	xyz(17.0631, 21.8562, 32.5916)
Luminance	0.2186 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#428B97 #974E42

analogous

#429779 #428B97 #426097

triadic

#428B97 #97428B #8B9742

tetradic

#428B97 #794297 #974E42 #609742

square

#428B97 #794297 #974E42 #609742

split-complementary

#428B97 #974260 #977942

monochromatic

#1D3D42 #2F646C #428B97 #5EACB8 #88C2CB

Accessibility & contrast

On white

3.91

#428B97 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.37

#428B97 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #428B97

5.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##428B97	#FFFFFF	#000000	##000000
##428B97	1.00	3.91	5.37	5.37
#FFFFFF	3.91	1.00	21.00	21.00
#000000	5.37	21.00	1.00	1.00
##000000	5.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#808698

Deuteranopia (green-blind)

#737D97

Tritanopia (blue-blind)

#00918F

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #428b97;
/* rgb */ color: rgb(66, 139, 151);
/* oklch */ color: oklch(59.5% 0.075 209.6);

Tailwind

colors: {
  custom: {
    50: '#7eadb5',
    500: '#428b97',
    950: '#000000',
  },
}

SCSS

$custom: #428b97;
$custom-light: #7eadb5;
$custom-dark: #000000;

JSON

{
  "hex": "#428b97",
  "rgb": {
    "r": 66,
    "g": 139,
    "b": 151
  },
  "hsl": {
    "h": 188.471,
    "s": 39.171,
    "l": 42.549
  },
  "oklch": {
    "l": 0.59496,
    "c": 0.07458,
    "h": 209.6
  },
  "luminance": 0.21858
}

Semantic roles & 50–950 ramp

primary

#428B97

secondary

#B6877F

accent

#6959CF

background

#F8FAFB

surface

#EFF4F6

border

#CACED0

text

#0B1011

muted

#7C7F80

Preview Lab

Preview with #428B97

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

Preview Lab → · Contrast checker → · Palette generator →