#42CA3A#42CA3A

#42CA3A is a light, highly saturated green. Relative luminance 0.437; OKLCH L 73.8% C 0.216 H 142.3°. Best body text is #000000 at 9.74:1 contrast (WCAG AA passes).

Color values

HEX	#42CA3A
RGB	rgb(66, 202, 58)
HSL	hsl(117, 58%, 51%)
HSV	hsv(117, 71%, 79%)
CMYK	cmyk(67.3%, 0%, 71.3%, 20.8%)
CIE-LAB	lab(72.03, -62.84, 58.16)
CIE-LCH	lch(72.03, 85.62, 137.21°)
OKLab	oklab(73.82% -0.171 0.1322)
OKLCH	oklch(73.82% 0.216 142.3)
XYZ	xyz(24.1296, 43.7023, 11.1659)
Luminance	0.4370 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42CA3A #C23ACA

analogous

#8ACA3A #42CA3A #3ACA7A

triadic

#42CA3A #3A42CA #CA3A42

tetradic

#42CA3A #3A8ACA #C23ACA #CA7A3A

square

#42CA3A #3A8ACA #C23ACA #CA7A3A

split-complementary

#42CA3A #7A3ACA #CA3A8A

monochromatic

#226C1D #319D2A #42CA3A #70D76A #9FE49A

Accessibility & contrast

On white

2.16

#42CA3A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.74

#42CA3A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42CA3A

9.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42CA3A	#FFFFFF	#000000	##000000
##42CA3A	1.00	2.16	9.74	9.74
#FFFFFF	2.16	1.00	21.00	21.00
#000000	9.74	21.00	1.00	1.00
##000000	9.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CFB722

Deuteranopia (green-blind)

#BFAC49

Tritanopia (blue-blind)

#21C4AE

Achromatopsia (no color)

#B1B1B1

Design tokens & code

CSS

--color: #42ca3a;
/* rgb */ color: rgb(66, 202, 58);
/* oklch */ color: oklch(73.8% 0.216 142.3);

Tailwind

colors: {
  custom: {
    50: '#88db78',
    500: '#42ca3a',
    950: '#000000',
  },
}

SCSS

$custom: #42ca3a;
$custom-light: #88db78;
$custom-dark: #000000;

JSON

{
  "hex": "#42ca3a",
  "rgb": {
    "r": 66,
    "g": 202,
    "b": 58
  },
  "hsl": {
    "h": 116.667,
    "s": 57.6,
    "l": 50.98
  },
  "oklch": {
    "l": 0.73816,
    "c": 0.21617,
    "h": 142.3
  },
  "luminance": 0.43705
}

Semantic roles & 50–950 ramp

primary

#42CA3A

secondary

#CC90D0

accent

#47E1D8

background

#F9FDF7

surface

#F1FBEE

border

#CBD4C9

text

#0D1509

muted

#7E837B

Preview Lab

Preview with #42CA3A

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

Preview Lab → · Contrast checker → · Palette generator →