#42C138#42C138

#42C138 is a light, highly saturated green. Relative luminance 0.396; OKLCH L 71.4% C 0.207 H 142.1°. Best body text is #000000 at 8.92:1 contrast (WCAG AA passes).

Color values

HEX	#42C138
RGB	rgb(66, 193, 56)
HSL	hsl(116, 55%, 49%)
HSV	hsv(116, 71%, 76%)
CMYK	cmyk(65.8%, 0%, 71%, 24.3%)
CIE-LAB	lab(69.17, -59.98, 55.95)
CIE-LCH	lch(69.17, 82.03, 136.99°)
OKLab	oklab(71.44% -0.1634 0.1274)
OKLCH	oklch(71.44% 0.207 142.1)
XYZ	xyz(22.0293, 39.5815, 10.2197)
Luminance	0.3958 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42C138 #B738C1

analogous

#87C138 #42C138 #38C173

triadic

#42C138 #3842C1 #C13842

tetradic

#42C138 #3887C1 #B738C1 #C17338

square

#42C138 #3887C1 #B738C1 #C17338

split-complementary

#42C138 #7338C1 #C13887

monochromatic

#22621C #32922A #42C138 #6CD264 #99E094

Accessibility & contrast

On white

2.36

#42C138 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.92

#42C138 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42C138

8.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42C138	#FFFFFF	#000000	##000000
##42C138	1.00	2.36	8.92	8.92
#FFFFFF	2.36	1.00	21.00	21.00
#000000	8.92	21.00	1.00	1.00
##000000	8.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C5AF22

Deuteranopia (green-blind)

#B6A546

Tritanopia (blue-blind)

#27BBA6

Achromatopsia (no color)

#A9A9A9

Design tokens & code

CSS

--color: #42c138;
/* rgb */ color: rgb(66, 193, 56);
/* oklch */ color: oklch(71.4% 0.207 142.1);

Tailwind

colors: {
  custom: {
    50: '#87d576',
    500: '#42c138',
    950: '#000000',
  },
}

SCSS

$custom: #42c138;
$custom-light: #87d576;
$custom-dark: #000000;

JSON

{
  "hex": "#42c138",
  "rgb": {
    "r": 66,
    "g": 193,
    "b": 56
  },
  "hsl": {
    "h": 115.62,
    "s": 55.02,
    "l": 48.824
  },
  "oklch": {
    "l": 0.71443,
    "c": 0.20716,
    "h": 142.1
  },
  "luminance": 0.39584
}

Semantic roles & 50–950 ramp

primary

#42C138

secondary

#C68ACB

accent

#49DED3

background

#F8FDF7

surface

#F0FAED

border

#CBD3C8

text

#0D1409

muted

#7D837B

Preview Lab

Preview with #42C138

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

Preview Lab → · Contrast checker → · Palette generator →