#42A528#42A528

#42A528 is a light, vivid green. Relative luminance 0.282; OKLCH L 63.9% C 0.184 H 140.0°. Best body text is #000000 at 6.64:1 contrast (WCAG AA passes).

Color values

HEX	#42A528
RGB	rgb(66, 165, 40)
HSL	hsl(108, 61%, 40%)
HSV	hsv(108, 76%, 65%)
CMYK	cmyk(60%, 0%, 75.8%, 35.3%)
CIE-LAB	lab(60.09, -51.40, 52.59)
CIE-LCH	lch(60.09, 73.54, 134.34°)
OKLab	oklab(63.89% -0.1411 0.1182)
OKLCH	oklch(63.89% 0.184 140)
XYZ	xyz(16.0842, 28.2203, 6.6065)
Luminance	0.2822 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42A528 #8B28A5

analogous

#80A528 #42A528 #28A54C

triadic

#42A528 #2842A5 #A52842

tetradic

#42A528 #2880A5 #8B28A5 #A54C28

square

#42A528 #2880A5 #8B28A5 #A54C28

split-complementary

#42A528 #4C28A5 #A52880

monochromatic

#1B4210 #2E741C #42A528 #5ACF3B #83DB6C

Accessibility & contrast

On white

3.16

#42A528 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.64

#42A528 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #42A528

6.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42A528	#FFFFFF	#000000	##000000
##42A528	1.00	3.16	6.64	6.64
#FFFFFF	3.16	1.00	21.00	21.00
#000000	6.64	21.00	1.00	1.00
##000000	6.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AA960D

Deuteranopia (green-blind)

#9D8E35

Tritanopia (blue-blind)

#359F8D

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #42a528;
/* rgb */ color: rgb(66, 165, 40);
/* oklch */ color: oklch(63.9% 0.184 140.0);

Tailwind

colors: {
  custom: {
    50: '#82c16b',
    500: '#42a528',
    950: '#000000',
  },
}

SCSS

$custom: #42a528;
$custom-light: #82c16b;
$custom-dark: #000000;

JSON

{
  "hex": "#42a528",
  "rgb": {
    "r": 66,
    "g": 165,
    "b": 40
  },
  "hsl": {
    "h": 107.52,
    "s": 60.976,
    "l": 40.196
  },
  "oklch": {
    "l": 0.63894,
    "c": 0.18406,
    "h": 140
  },
  "luminance": 0.28222
}

Semantic roles & 50–950 ramp

primary

#42A528

secondary

#AF67C2

accent

#44E4C3

background

#F8FBF6

surface

#F0F7EC

border

#CBD0C7

text

#0C1207

muted

#7D817A

Preview Lab

Preview with #42A528

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

Preview Lab → · Contrast checker → · Palette generator →