#42C166#42C166

#42C166 is a light, vivid green. Relative luminance 0.403; OKLCH L 72.0% C 0.171 H 149.3°. Best body text is #000000 at 9.05:1 contrast (WCAG AA passes).

Color values

HEX	#42C166
RGB	rgb(66, 193, 102)
HSL	hsl(137, 51%, 51%)
HSV	hsv(137, 66%, 76%)
CMYK	cmyk(65.8%, 0%, 47.2%, 24.3%)
CIE-LAB	lab(69.65, -54.42, 35.74)
CIE-LCH	lch(69.65, 65.11, 146.71°)
OKLab	oklab(72% -0.1467 0.0873)
OKLCH	oklch(72% 0.171 149.3)
XYZ	xyz(23.7132, 40.2550, 19.0881)
Luminance	0.4026 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42C166 #C1429D

analogous

#5DC142 #42C166 #42C1A5

triadic

#42C166 #6642C1 #C16642

tetradic

#42C166 #425DC1 #C1429D #C1A542

square

#42C166 #425DC1 #C1429D #C1A542

split-complementary

#42C166 #A542C1 #C1425D

monochromatic

#226735 #31954D #42C166 #70D08B #9EDFB1

Accessibility & contrast

On white

2.32

#42C166 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.05

#42C166 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42C166

9.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42C166	#FFFFFF	#000000	##000000
##42C166	1.00	2.32	9.05	9.05
#FFFFFF	2.32	1.00	21.00	21.00
#000000	9.05	21.00	1.00	1.00
##000000	9.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C2B15F

Deuteranopia (green-blind)

#B3A66C

Tritanopia (blue-blind)

#0CBDAB

Achromatopsia (no color)

#AAAAAA

Design tokens & code

CSS

--color: #42c166;
/* rgb */ color: rgb(66, 193, 102);
/* oklch */ color: oklch(72.0% 0.171 149.3);

Tailwind

colors: {
  custom: {
    50: '#85d593',
    500: '#42c166',
    950: '#000000',
  },
}

SCSS

$custom: #42c166;
$custom-light: #85d593;
$custom-dark: #000000;

JSON

{
  "hex": "#42c166",
  "rgb": {
    "r": 66,
    "g": 193,
    "b": 102
  },
  "hsl": {
    "h": 137.008,
    "s": 50.598,
    "l": 50.784
  },
  "oklch": {
    "l": 0.71996,
    "c": 0.17074,
    "h": 149.3
  },
  "luminance": 0.40257
}

Semantic roles & 50–950 ramp

primary

#42C166

secondary

#CC93BC

accent

#4EB2DA

background

#F8FDF9

surface

#F0FAF1

border

#CBD3CB

text

#0C140D

muted

#7D837E

Preview Lab

Preview with #42C166

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

Preview Lab → · Contrast checker → · Palette generator →