#428F54#428F54

#428F54 is a mid, moderate green. Relative luminance 0.214; OKLCH L 58.6% C 0.118 H 149.2°. Best body text is #000000 at 5.29:1 contrast (WCAG AA passes).

Color values

HEX	#428F54
RGB	rgb(66, 143, 84)
HSL	hsl(134, 37%, 41%)
HSV	hsv(134, 54%, 56%)
CMYK	cmyk(53.8%, 0%, 41.3%, 43.9%)
CIE-LAB	lab(53.43, -37.31, 24.34)
CIE-LCH	lch(53.43, 44.55, 146.88°)
OKLab	oklab(58.57% -0.1012 0.0604)
OKLCH	oklch(58.57% 0.118 149.2)
XYZ	xyz(13.6686, 21.4421, 11.8042)
Luminance	0.2144 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#428F54 #8F427D

analogous

#568F42 #428F54 #428F7A

triadic

#428F54 #54428F #8F5442

tetradic

#428F54 #42568F #8F427D #8F7A42

square

#428F54 #42568F #8F427D #8F7A42

split-complementary

#428F54 #7A428F #8F4256

monochromatic

#1B3B23 #2F653B #428F54 #5BB370 #85C794

Accessibility & contrast

On white

3.97

#428F54 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.29

#428F54 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #428F54

5.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##428F54	#FFFFFF	#000000	##000000
##428F54	1.00	3.97	5.29	5.29
#FFFFFF	3.97	1.00	21.00	21.00
#000000	5.29	21.00	1.00	1.00
##000000	5.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#908450

Deuteranopia (green-blind)

#857D58

Tritanopia (blue-blind)

#328D80

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #428f54;
/* rgb */ color: rgb(66, 143, 84);
/* oklch */ color: oklch(58.6% 0.118 149.2);

Tailwind

colors: {
  custom: {
    50: '#7db085',
    500: '#428f54',
    950: '#000000',
  },
}

SCSS

$custom: #428f54;
$custom-light: #7db085;
$custom-dark: #000000;

JSON

{
  "hex": "#428f54",
  "rgb": {
    "r": 66,
    "g": 143,
    "b": 84
  },
  "hsl": {
    "h": 134.026,
    "s": 36.842,
    "l": 40.98
  },
  "oklch": {
    "l": 0.58571,
    "c": 0.1178,
    "h": 149.2
  },
  "luminance": 0.21443
}

Semantic roles & 50–950 ramp

primary

#428F54

secondary

#B17BA5

accent

#5BB2CD

background

#F7FAF8

surface

#EEF5EF

border

#C9CFCA

text

#0A100B

muted

#7C7F7C

Preview Lab

Preview with #428F54

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

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