#42C17F#42C17F

#42C17F is a light, vivid green. Relative luminance 0.408; OKLCH L 72.5% C 0.148 H 156.6°. Best body text is #000000 at 9.17:1 contrast (WCAG AA passes).

Color values

HEX	#42C17F
RGB	rgb(66, 193, 127)
HSL	hsl(149, 51%, 51%)
HSV	hsv(149, 66%, 76%)
CMYK	cmyk(65.8%, 0%, 34.2%, 24.3%)
CIE-LAB	lab(70.06, -49.95, 23.30)
CIE-LCH	lch(70.06, 55.11, 154.99°)
OKLab	oklab(72.46% -0.1355 0.0587)
OKLCH	oklch(72.46% 0.148 156.6)
XYZ	xyz(25.1452, 40.8278, 26.6299)
Luminance	0.4083 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42C17F #C14284

analogous

#44C142 #42C17F #42C1BF

triadic

#42C17F #7F42C1 #C17F42

tetradic

#42C17F #4244C1 #C14284 #C1BF42

square

#42C17F #4244C1 #C14284 #C1BF42

split-complementary

#42C17F #BF42C1 #C14244

monochromatic

#226743 #319561 #42C17F #70D09E #9EDFBD

Accessibility & contrast

On white

2.29

#42C17F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.17

#42C17F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42C17F

9.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42C17F	#FFFFFF	#000000	##000000
##42C17F	1.00	2.29	9.17	9.17
#FFFFFF	2.29	1.00	21.00	21.00
#000000	9.17	21.00	1.00	1.00
##000000	9.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C0B27B

Deuteranopia (green-blind)

#AFA783

Tritanopia (blue-blind)

#00BFB0

Achromatopsia (no color)

#ABABAB

Design tokens & code

CSS

--color: #42c17f;
/* rgb */ color: rgb(66, 193, 127);
/* oklch */ color: oklch(72.5% 0.148 156.6);

Tailwind

colors: {
  custom: {
    50: '#85d5a4',
    500: '#42c17f',
    950: '#000000',
  },
}

SCSS

$custom: #42c17f;
$custom-light: #85d5a4;
$custom-dark: #000000;

JSON

{
  "hex": "#42c17f",
  "rgb": {
    "r": 66,
    "g": 193,
    "b": 127
  },
  "hsl": {
    "h": 148.819,
    "s": 50.598,
    "l": 50.784
  },
  "oklch": {
    "l": 0.72461,
    "c": 0.14769,
    "h": 156.6
  },
  "luminance": 0.4083
}

Semantic roles & 50–950 ramp

primary

#42C17F

secondary

#CC93B1

accent

#4E97DA

background

#F8FDFA

surface

#F0FAF4

border

#CBD3CE

text

#0C140F

muted

#7D837F

Preview Lab

Preview with #42C17F

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

Preview Lab → · Contrast checker → · Palette generator →