#42BF39#42BF39

#42BF39 is a light, highly saturated green. Relative luminance 0.387; OKLCH L 70.9% C 0.204 H 142.2°. Best body text is #000000 at 8.74:1 contrast (WCAG AA passes).

Color values

HEX	#42BF39
RGB	rgb(66, 191, 57)
HSL	hsl(116, 54%, 49%)
HSV	hsv(116, 70%, 75%)
CMYK	cmyk(65.4%, 0%, 70.2%, 25.1%)
CIE-LAB	lab(68.54, -59.22, 54.92)
CIE-LCH	lch(68.54, 80.76, 137.16°)
OKLab	oklab(70.93% -0.1613 0.1253)
OKLCH	oklch(70.93% 0.204 142.2)
XYZ	xyz(21.6149, 38.7131, 10.2034)
Luminance	0.3871 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42BF39 #B639BF

analogous

#85BF39 #42BF39 #39BF73

triadic

#42BF39 #3942BF #BF3942

tetradic

#42BF39 #3985BF #B639BF #BF7339

square

#42BF39 #3985BF #B639BF #BF7339

split-complementary

#42BF39 #7339BF #BF3985

monochromatic

#21611D #32902B #42BF39 #6CD164 #99DF93

Accessibility & contrast

On white

2.40

#42BF39 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.74

#42BF39 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42BF39

8.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42BF39	#FFFFFF	#000000	##000000
##42BF39	1.00	2.40	8.74	8.74
#FFFFFF	2.40	1.00	21.00	21.00
#000000	8.74	21.00	1.00	1.00
##000000	8.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C3AD24

Deuteranopia (green-blind)

#B4A346

Tritanopia (blue-blind)

#28B9A4

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #42bf39;
/* rgb */ color: rgb(66, 191, 57);
/* oklch */ color: oklch(70.9% 0.204 142.2);

Tailwind

colors: {
  custom: {
    50: '#86d377',
    500: '#42bf39',
    950: '#000000',
  },
}

SCSS

$custom: #42bf39;
$custom-light: #86d377;
$custom-dark: #000000;

JSON

{
  "hex": "#42bf39",
  "rgb": {
    "r": 66,
    "g": 191,
    "b": 57
  },
  "hsl": {
    "h": 115.97,
    "s": 54.032,
    "l": 48.627
  },
  "oklch": {
    "l": 0.70926,
    "c": 0.20422,
    "h": 142.2
  },
  "luminance": 0.38715
}

Semantic roles & 50–950 ramp

primary

#42BF39

secondary

#C68ACA

accent

#4ADDD4

background

#F8FDF7

surface

#F0FAED

border

#CBD3C8

text

#0D1409

muted

#7D837B

Preview Lab

Preview with #42BF39

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

Preview Lab → · Contrast checker → · Palette generator →