#42C17E#42C17E

#42C17E is a light, vivid green. Relative luminance 0.408; OKLCH L 72.4% C 0.149 H 156.2°. Best body text is #000000 at 9.16:1 contrast (WCAG AA passes).

Color values

HEX	#42C17E
RGB	rgb(66, 193, 126)
HSL	hsl(148, 51%, 51%)
HSV	hsv(148, 66%, 76%)
CMYK	cmyk(65.8%, 0%, 34.7%, 24.3%)
CIE-LAB	lab(70.04, -50.15, 23.80)
CIE-LCH	lch(70.04, 55.51, 154.61°)
OKLab	oklab(72.44% -0.136 0.0599)
OKLCH	oklch(72.44% 0.149 156.2)
XYZ	xyz(25.0804, 40.8019, 26.2884)
Luminance	0.4081 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42C17E #C14285

analogous

#45C142 #42C17E #42C1BD

triadic

#42C17E #7E42C1 #C17E42

tetradic

#42C17E #4245C1 #C14285 #C1BD42

square

#42C17E #4245C1 #C14285 #C1BD42

split-complementary

#42C17E #BD42C1 #C14245

monochromatic

#226742 #319560 #42C17E #70D09D #9EDFBD

Accessibility & contrast

On white

2.29

#42C17E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.16

#42C17E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42C17E

9.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42C17E	#FFFFFF	#000000	##000000
##42C17E	1.00	2.29	9.16	9.16
#FFFFFF	2.29	1.00	21.00	21.00
#000000	9.16	21.00	1.00	1.00
##000000	9.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C0B27A

Deuteranopia (green-blind)

#AFA682

Tritanopia (blue-blind)

#00BFB0

Achromatopsia (no color)

#ABABAB

Design tokens & code

CSS

--color: #42c17e;
/* rgb */ color: rgb(66, 193, 126);
/* oklch */ color: oklch(72.4% 0.149 156.2);

Tailwind

colors: {
  custom: {
    50: '#85d5a4',
    500: '#42c17e',
    950: '#000000',
  },
}

SCSS

$custom: #42c17e;
$custom-light: #85d5a4;
$custom-dark: #000000;

JSON

{
  "hex": "#42c17e",
  "rgb": {
    "r": 66,
    "g": 193,
    "b": 126
  },
  "hsl": {
    "h": 148.346,
    "s": 50.598,
    "l": 50.784
  },
  "oklch": {
    "l": 0.7244,
    "c": 0.14859,
    "h": 156.2
  },
  "luminance": 0.40805
}

Semantic roles & 50–950 ramp

primary

#42C17E

secondary

#CC93B1

accent

#4E98DA

background

#F8FDFA

surface

#F0FAF4

border

#CBD3CE

text

#0C140F

muted

#7D837F

Preview Lab

Preview with #42C17E

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

Preview Lab → · Contrast checker → · Palette generator →