#428F96#428F96

#428F96 is a mid, moderate teal. Relative luminance 0.230; OKLCH L 60.5% C 0.076 H 203.4°. Best body text is #000000 at 5.60:1 contrast (WCAG AA passes).

Color values

HEX	#428F96
RGB	rgb(66, 143, 150)
HSL	hsl(185, 39%, 42%)
HSV	hsv(185, 56%, 59%)
CMYK	cmyk(56%, 4.7%, 0%, 41.2%)
CIE-LAB	lab(55.08, -21.52, -10.93)
CIE-LCH	lch(55.08, 24.14, 206.92°)
OKLab	oklab(60.45% -0.0699 -0.0302)
OKLCH	oklch(60.45% 0.076 203.4)
XYZ	xyz(17.5720, 23.0035, 32.3623)
Luminance	0.2301 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#428F96 #964942

analogous

#429673 #428F96 #426596

triadic

#428F96 #96428F #8F9642

tetradic

#428F96 #734296 #964942 #659642

square

#428F96 #734296 #964942 #659642

split-complementary

#428F96 #964265 #967342

monochromatic

#1D3E41 #2F666C #428F96 #5DB0B8 #88C5CB

Accessibility & contrast

On white

3.75

#428F96 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.60

#428F96 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #428F96

5.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##428F96	#FFFFFF	#000000	##000000
##428F96	1.00	3.75	5.60	5.60
#FFFFFF	3.75	1.00	21.00	21.00
#000000	5.60	21.00	1.00	1.00
##000000	5.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#858A97

Deuteranopia (green-blind)

#788096

Tritanopia (blue-blind)

#009491

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #428f96;
/* rgb */ color: rgb(66, 143, 150);
/* oklch */ color: oklch(60.5% 0.076 203.4);

Tailwind

colors: {
  custom: {
    50: '#7fb0b4',
    500: '#428f96',
    950: '#000000',
  },
}

SCSS

$custom: #428f96;
$custom-light: #7fb0b4;
$custom-dark: #000000;

JSON

{
  "hex": "#428f96",
  "rgb": {
    "r": 66,
    "g": 143,
    "b": 150
  },
  "hsl": {
    "h": 185,
    "s": 38.889,
    "l": 42.353
  },
  "oklch": {
    "l": 0.60451,
    "c": 0.07616,
    "h": 203.4
  },
  "luminance": 0.23005
}

Semantic roles & 50–950 ramp

primary

#428F96

secondary

#B5837E

accent

#6359CF

background

#F8FAFB

surface

#EFF4F6

border

#CACED0

text

#0B1011

muted

#7C7F80

Preview Lab

Preview with #428F96

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

Preview Lab → · Contrast checker → · Palette generator →