#428A4E#428A4E

#428A4E is a mid, moderate green. Relative luminance 0.199; OKLCH L 57.1% C 0.116 H 147.5°. Best body text is #000000 at 4.98:1 contrast (WCAG AA passes).

Color values

HEX	#428A4E
RGB	rgb(66, 138, 78)
HSL	hsl(130, 35%, 40%)
HSV	hsv(130, 52%, 54%)
CMYK	cmyk(52.2%, 0%, 43.5%, 45.9%)
CIE-LAB	lab(51.71, -36.15, 25.39)
CIE-LCH	lch(51.71, 44.18, 144.92°)
OKLab	oklab(57.13% -0.0981 0.0626)
OKLCH	oklch(57.13% 0.116 147.5)
XYZ	xyz(12.7096, 19.8843, 10.3745)
Luminance	0.1988 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#428A4E #8A427E

analogous

#5A8A42 #428A4E #428A72

triadic

#428A4E #4E428A #8A4E42

tetradic

#428A4E #425A8A #8A427E #8A7242

square

#428A4E #425A8A #8A427E #8A7242

split-complementary

#428A4E #72428A #8A425A

monochromatic

#1A371F #2E6137 #428A4E #59B068 #83C48E

Accessibility & contrast

On white

4.22

#428A4E on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.98

#428A4E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #428A4E

4.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##428A4E	#FFFFFF	#000000	##000000
##428A4E	1.00	4.22	4.98	4.98
#FFFFFF	4.22	1.00	21.00	21.00
#000000	4.98	21.00	1.00	1.00
##000000	4.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8B7F4A

Deuteranopia (green-blind)

#827952

Tritanopia (blue-blind)

#35877B

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #428a4e;
/* rgb */ color: rgb(66, 138, 78);
/* oklch */ color: oklch(57.1% 0.116 147.5);

Tailwind

colors: {
  custom: {
    50: '#7cad80',
    500: '#428a4e',
    950: '#000000',
  },
}

SCSS

$custom: #428a4e;
$custom-light: #7cad80;
$custom-dark: #000000;

JSON

{
  "hex": "#428a4e",
  "rgb": {
    "r": 66,
    "g": 138,
    "b": 78
  },
  "hsl": {
    "h": 130,
    "s": 35.294,
    "l": 40
  },
  "oklch": {
    "l": 0.57127,
    "c": 0.11635,
    "h": 147.5
  },
  "luminance": 0.19885
}

Semantic roles & 50–950 ramp

primary

#428A4E

secondary

#AE79A6

accent

#5CB9CB

background

#F7FAF7

surface

#EEF4EE

border

#C9CEC9

text

#0A100A

muted

#7C7F7C

Preview Lab

Preview with #428A4E

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

Preview Lab → · Contrast checker → · Palette generator →