#42CF6B#42CF6B

#42CF6B is a light, vivid green. Relative luminance 0.468; OKLCH L 75.7% C 0.184 H 149.2°. Best body text is #000000 at 10.37:1 contrast (WCAG AA passes).

Color values

HEX	#42CF6B
RGB	rgb(66, 207, 107)
HSL	hsl(137, 59%, 54%)
HSV	hsv(137, 68%, 81%)
CMYK	cmyk(68.1%, 0%, 48.3%, 18.8%)
CIE-LAB	lab(74.09, -58.78, 38.84)
CIE-LCH	lch(74.09, 70.45, 146.54°)
OKLab	oklab(75.68% -0.1583 0.0945)
OKLCH	oklch(75.68% 0.184 149.2)
XYZ	xyz(27.2113, 46.8425, 21.5145)
Luminance	0.4684 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42CF6B #CF42A6

analogous

#5FCF42 #42CF6B #42CFB1

triadic

#42CF6B #6B42CF #CF6B42

tetradic

#42CF6B #425FCF #CF42A6 #CFB142

square

#42CF6B #425FCF #CF42A6 #CFB142

split-complementary

#42CF6B #B142CF #CF425F

monochromatic

#1F7839 #2BA950 #42CF6B #73DB91 #A4E8B7

Accessibility & contrast

On white

2.03

#42CF6B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.37

#42CF6B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42CF6B

10.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42CF6B	#FFFFFF	#000000	##000000
##42CF6B	1.00	2.03	10.37	10.37
#FFFFFF	2.03	1.00	21.00	21.00
#000000	10.37	21.00	1.00	1.00
##000000	10.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D1BD63

Deuteranopia (green-blind)

#BFB172

Tritanopia (blue-blind)

#00CBB7

Achromatopsia (no color)

#B6B6B6

Design tokens & code

CSS

--color: #42cf6b;
/* rgb */ color: rgb(66, 207, 107);
/* oklch */ color: oklch(75.7% 0.184 149.2);

Tailwind

colors: {
  custom: {
    50: '#87df97',
    500: '#42cf6b',
    950: '#000000',
  },
}

SCSS

$custom: #42cf6b;
$custom-light: #87df97;
$custom-dark: #000000;

JSON

{
  "hex": "#42cf6b",
  "rgb": {
    "r": 66,
    "g": 207,
    "b": 107
  },
  "hsl": {
    "h": 137.447,
    "s": 59.494,
    "l": 53.529
  },
  "oklch": {
    "l": 0.7568,
    "c": 0.18441,
    "h": 149.2
  },
  "luminance": 0.46845
}

Semantic roles & 50–950 ramp

primary

#42CF6B

secondary

#D598C3

accent

#45B5E3

background

#F9FDF9

surface

#F1FBF2

border

#CBD4CC

text

#0D150D

muted

#7E837E

Preview Lab

Preview with #42CF6B

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

Preview Lab → · Contrast checker → · Palette generator →