#42B737#42B737

#42B737 is a light, vivid green. Relative luminance 0.353; OKLCH L 68.8% C 0.196 H 141.9°. Best body text is #000000 at 8.06:1 contrast (WCAG AA passes).

Color values

HEX	#42B737
RGB	rgb(66, 183, 55)
HSL	hsl(115, 54%, 47%)
HSV	hsv(115, 70%, 72%)
CMYK	cmyk(63.9%, 0%, 69.9%, 28.2%)
CIE-LAB	lab(65.98, -56.62, 53.02)
CIE-LCH	lch(65.98, 77.57, 136.88°)
OKLab	oklab(68.8% -0.1543 0.1211)
OKLCH	oklch(68.8% 0.196 141.9)
XYZ	xyz(19.8688, 35.2991, 9.3800)
Luminance	0.3530 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42B737 #AC37B7

analogous

#82B737 #42B737 #37B76C

triadic

#42B737 #3742B7 #B73742

tetradic

#42B737 #3782B7 #AC37B7 #B76C37

square

#42B737 #3782B7 #AC37B7 #B76C37

split-complementary

#42B737 #6C37B7 #B73782

monochromatic

#20591B #318829 #42B737 #67CE5D #93DC8C

Accessibility & contrast

On white

2.61

#42B737 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.06

#42B737 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42B737

8.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42B737	#FFFFFF	#000000	##000000
##42B737	1.00	2.61	8.06	8.06
#FFFFFF	2.61	1.00	21.00	21.00
#000000	8.06	21.00	1.00	1.00
##000000	8.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BBA623

Deuteranopia (green-blind)

#AD9D43

Tritanopia (blue-blind)

#2CB19D

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #42b737;
/* rgb */ color: rgb(66, 183, 55);
/* oklch */ color: oklch(68.8% 0.196 141.9);

Tailwind

colors: {
  custom: {
    50: '#85ce75',
    500: '#42b737',
    950: '#000000',
  },
}

SCSS

$custom: #42b737;
$custom-light: #85ce75;
$custom-dark: #000000;

JSON

{
  "hex": "#42b737",
  "rgb": {
    "r": 66,
    "g": 183,
    "b": 55
  },
  "hsl": {
    "h": 114.844,
    "s": 53.782,
    "l": 46.667
  },
  "oklch": {
    "l": 0.68801,
    "c": 0.19617,
    "h": 141.9
  },
  "luminance": 0.35301
}

Semantic roles & 50–950 ramp

primary

#42B737

secondary

#C183C7

accent

#4BDDD1

background

#F8FCF7

surface

#F0F9ED

border

#CBD2C8

text

#0C1409

muted

#7D827B

Preview Lab

Preview with #42B737

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

Preview Lab → · Contrast checker → · Palette generator →