#428D38#428D38

#428D38 is a mid, vivid green. Relative luminance 0.205; OKLCH L 57.6% C 0.142 H 141.4°. Best body text is #000000 at 5.10:1 contrast (WCAG AA passes).

Color values

HEX	#428D38
RGB	rgb(66, 141, 56)
HSL	hsl(113, 43%, 39%)
HSV	hsv(113, 60%, 55%)
CMYK	cmyk(53.2%, 0%, 60.3%, 44.7%)
CIE-LAB	lab(52.39, -40.62, 37.65)
CIE-LCH	lch(52.39, 55.38, 137.17°)
OKLab	oklab(57.59% -0.1109 0.0886)
OKLCH	oklch(57.59% 0.142 141.4)
XYZ	xyz(12.4849, 20.4926, 7.0382)
Luminance	0.2049 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#428D38 #83388D

analogous

#6C8D38 #428D38 #388D58

triadic

#428D38 #38428D #8D3842

tetradic

#428D38 #386C8D #83388D #8D5838

square

#428D38 #386C8D #83388D #8D5838

split-complementary

#428D38 #58388D #8D386C

monochromatic

#193515 #2D6127 #428D38 #58B74B #80C977

Accessibility & contrast

On white

4.12

#428D38 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.10

#428D38 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #428D38

5.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##428D38	#FFFFFF	#000000	##000000
##428D38	1.00	4.12	5.10	5.10
#FFFFFF	4.12	1.00	21.00	21.00
#000000	5.10	21.00	1.00	1.00
##000000	5.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#90812F

Deuteranopia (green-blind)

#867A3F

Tritanopia (blue-blind)

#39897B

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #428d38;
/* rgb */ color: rgb(66, 141, 56);
/* oklch */ color: oklch(57.6% 0.142 141.4);

Tailwind

colors: {
  custom: {
    50: '#7daf72',
    500: '#428d38',
    950: '#000000',
  },
}

SCSS

$custom: #428d38;
$custom-light: #7daf72;
$custom-dark: #000000;

JSON

{
  "hex": "#428d38",
  "rgb": {
    "r": 66,
    "g": 141,
    "b": 56
  },
  "hsl": {
    "h": 112.941,
    "s": 43.147,
    "l": 38.627
  },
  "oklch": {
    "l": 0.57591,
    "c": 0.14196,
    "h": 141.4
  },
  "luminance": 0.20494
}

Semantic roles & 50–950 ramp

primary

#428D38

secondary

#AA6FB2

accent

#55D3C4

background

#F7FAF7

surface

#EEF4ED

border

#C9CEC8

text

#0A1008

muted

#7C7F7B

Preview Lab

Preview with #428D38

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

Preview Lab → · Contrast checker → · Palette generator →