#42B231#42B231

#42B231 is a light, vivid green. Relative luminance 0.332; OKLCH L 67.4% C 0.194 H 141.2°. Best body text is #000000 at 7.64:1 contrast (WCAG AA passes).

Color values

HEX	#42B231
RGB	rgb(66, 178, 49)
HSL	hsl(112, 57%, 45%)
HSV	hsv(112, 72%, 70%)
CMYK	cmyk(62.9%, 0%, 72.5%, 30.2%)
CIE-LAB	lab(64.34, -55.37, 53.61)
CIE-LCH	lch(64.34, 77.07, 135.93°)
OKLab	oklab(67.43% -0.1513 0.1216)
OKLCH	oklch(67.43% 0.194 141.2)
XYZ	xyz(18.7206, 33.2190, 8.3305)
Luminance	0.3322 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42B231 #A131B2

analogous

#83B231 #42B231 #31B261

triadic

#42B231 #3142B2 #B23142

tetradic

#42B231 #3183B2 #A131B2 #B26131

square

#42B231 #3183B2 #A131B2 #B26131

split-complementary

#42B231 #6131B2 #B23183

monochromatic

#1E5217 #308224 #42B231 #62CF51 #8DDC81

Accessibility & contrast

On white

2.75

#42B231 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.64

#42B231 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42B231

7.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42B231	#FFFFFF	#000000	##000000
##42B231	1.00	2.75	7.64	7.64
#FFFFFF	2.75	1.00	21.00	21.00
#000000	7.64	21.00	1.00	1.00
##000000	7.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B6A21B

Deuteranopia (green-blind)

#A9983E

Tritanopia (blue-blind)

#2FAC99

Achromatopsia (no color)

#9C9C9C

Design tokens & code

CSS

--color: #42b231;
/* rgb */ color: rgb(66, 178, 49);
/* oklch */ color: oklch(67.4% 0.194 141.2);

Tailwind

colors: {
  custom: {
    50: '#84ca71',
    500: '#42b231',
    950: '#000000',
  },
}

SCSS

$custom: #42b231;
$custom-light: #84ca71;
$custom-dark: #000000;

JSON

{
  "hex": "#42b231",
  "rgb": {
    "r": 66,
    "g": 178,
    "b": 49
  },
  "hsl": {
    "h": 112.093,
    "s": 56.828,
    "l": 44.51
  },
  "oklch": {
    "l": 0.67428,
    "c": 0.19407,
    "h": 141.2
  },
  "luminance": 0.33221
}

Semantic roles & 50–950 ramp

primary

#42B231

secondary

#BB79C5

accent

#48E0CC

background

#F8FCF7

surface

#F0F8ED

border

#CBD1C8

text

#0C1308

muted

#7D827B

Preview Lab

Preview with #42B231

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

Preview Lab → · Contrast checker → · Palette generator →