#428F7C#428F7C

#428F7C is a mid, moderate teal. Relative luminance 0.223; OKLCH L 59.6% C 0.082 H 174.9°. Best body text is #000000 at 5.45:1 contrast (WCAG AA passes).

Color values

HEX	#428F7C
RGB	rgb(66, 143, 124)
HSL	hsl(165, 37%, 41%)
HSV	hsv(165, 54%, 56%)
CMYK	cmyk(53.8%, 0%, 13.3%, 43.9%)
CIE-LAB	lab(54.30, -28.64, 2.90)
CIE-LCH	lch(54.30, 28.78, 174.21°)
OKLab	oklab(59.57% -0.0819 0.0073)
OKLCH	oklch(59.57% 0.082 174.9)
XYZ	xyz(15.7057, 22.2570, 22.5332)
Luminance	0.2226 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#428F7C #8F4255

analogous

#428F55 #428F7C #427B8F

triadic

#428F7C #7C428F #8F7C42

tetradic

#428F7C #55428F #8F4255 #7B8F42

square

#428F7C #55428F #8F4255 #7B8F42

split-complementary

#428F7C #8F427B #8F5542

monochromatic

#1B3B33 #2F6558 #428F7C #5BB39D #85C7B6

Accessibility & contrast

On white

3.85

#428F7C on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.45

#428F7C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #428F7C

5.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##428F7C	#FFFFFF	#000000	##000000
##428F7C	1.00	3.85	5.45	5.45
#FFFFFF	3.85	1.00	21.00	21.00
#000000	5.45	21.00	1.00	1.00
##000000	5.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8A877B

Deuteranopia (green-blind)

#7F7E7D

Tritanopia (blue-blind)

#1C9189

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #428f7c;
/* rgb */ color: rgb(66, 143, 124);
/* oklch */ color: oklch(59.6% 0.082 174.9);

Tailwind

colors: {
  custom: {
    50: '#7db0a1',
    500: '#428f7c',
    950: '#000000',
  },
}

SCSS

$custom: #428f7c;
$custom-light: #7db0a1;
$custom-dark: #000000;

JSON

{
  "hex": "#428f7c",
  "rgb": {
    "r": 66,
    "g": 143,
    "b": 124
  },
  "hsl": {
    "h": 165.195,
    "s": 36.842,
    "l": 40.98
  },
  "oklch": {
    "l": 0.59565,
    "c": 0.08218,
    "h": 174.9
  },
  "luminance": 0.22258
}

Semantic roles & 50–950 ramp

primary

#428F7C

secondary

#B17B89

accent

#5B77CD

background

#F7FAF9

surface

#EEF5F2

border

#C9CFCC

text

#0A100F

muted

#7C7F7E

Preview Lab

Preview with #428F7C

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

Preview Lab → · Contrast checker → · Palette generator →