#42CA39#42CA39

#42CA39 is a light, highly saturated green. Relative luminance 0.437; OKLCH L 73.8% C 0.217 H 142.2°. Best body text is #000000 at 9.74:1 contrast (WCAG AA passes).

Color values

HEX	#42CA39
RGB	rgb(66, 202, 57)
HSL	hsl(116, 58%, 51%)
HSV	hsv(116, 72%, 79%)
CMYK	cmyk(67.3%, 0%, 71.8%, 20.8%)
CIE-LAB	lab(72.02, -62.92, 58.52)
CIE-LCH	lch(72.02, 85.93, 137.07°)
OKLab	oklab(73.81% -0.1713 0.1329)
OKLCH	oklch(73.81% 0.217 142.2)
XYZ	xyz(24.1045, 43.6922, 11.0332)
Luminance	0.4370 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42CA39 #C139CA

analogous

#8ACA39 #42CA39 #39CA78

triadic

#42CA39 #3942CA #CA3942

tetradic

#42CA39 #398ACA #C139CA #CA7839

square

#42CA39 #398ACA #C139CA #CA7839

split-complementary

#42CA39 #7839CA #CA398A

monochromatic

#226C1D #319C2A #42CA39 #70D769 #9EE49A

Accessibility & contrast

On white

2.16

#42CA39 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.74

#42CA39 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42CA39

9.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42CA39	#FFFFFF	#000000	##000000
##42CA39	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)

#CFB720

Deuteranopia (green-blind)

#BFAC48

Tritanopia (blue-blind)

#22C4AE

Achromatopsia (no color)

#B1B1B1

Design tokens & code

CSS

--color: #42ca39;
/* rgb */ color: rgb(66, 202, 57);
/* oklch */ color: oklch(73.8% 0.217 142.2);

Tailwind

colors: {
  custom: {
    50: '#88db78',
    500: '#42ca39',
    950: '#000000',
  },
}

SCSS

$custom: #42ca39;
$custom-light: #88db78;
$custom-dark: #000000;

JSON

{
  "hex": "#42ca39",
  "rgb": {
    "r": 66,
    "g": 202,
    "b": 57
  },
  "hsl": {
    "h": 116.276,
    "s": 57.769,
    "l": 50.784
  },
  "oklch": {
    "l": 0.73808,
    "c": 0.21677,
    "h": 142.2
  },
  "luminance": 0.43695
}

Semantic roles & 50–950 ramp

primary

#42CA39

secondary

#CC8FD0

accent

#47E1D7

background

#F9FDF7

surface

#F1FBEE

border

#CBD4C9

text

#0D1509

muted

#7E837B

Preview Lab

Preview with #42CA39

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

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