#42C879#42C879

#42C879 is a light, vivid green. Relative luminance 0.438; OKLCH L 74.1% C 0.163 H 153.4°. Best body text is #000000 at 9.77:1 contrast (WCAG AA passes).

Color values

HEX	#42C879
RGB	rgb(66, 200, 121)
HSL	hsl(145, 55%, 52%)
HSV	hsv(145, 67%, 78%)
CMYK	cmyk(67%, 0%, 39.5%, 21.6%)
CIE-LAB	lab(72.12, -53.82, 29.21)
CIE-LCH	lch(72.12, 61.24, 151.51°)
OKLab	oklab(74.13% -0.1454 0.0727)
OKLCH	oklch(74.13% 0.163 153.4)
XYZ	xyz(26.3500, 43.8444, 25.1596)
Luminance	0.4385 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42C879 #C84291

analogous

#4EC842 #42C879 #42C8BC

triadic

#42C879 #7942C8 #C87942

tetradic

#42C879 #424EC8 #C84291 #C8BC42

square

#42C879 #424EC8 #C84291 #C8BC42

split-complementary

#42C879 #BC42C8 #C8424E

monochromatic

#206F41 #2E9F5C #42C879 #71D69B #A1E4BC

Accessibility & contrast

On white

2.15

#42C879 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.77

#42C879 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42C879

9.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42C879	#FFFFFF	#000000	##000000
##42C879	1.00	2.15	9.77	9.77
#FFFFFF	2.15	1.00	21.00	21.00
#000000	9.77	21.00	1.00	1.00
##000000	9.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C8B874

Deuteranopia (green-blind)

#B7AC7E

Tritanopia (blue-blind)

#00C6B4

Achromatopsia (no color)

#B1B1B1

Design tokens & code

CSS

--color: #42c879;
/* rgb */ color: rgb(66, 200, 121);
/* oklch */ color: oklch(74.1% 0.163 153.4);

Tailwind

colors: {
  custom: {
    50: '#86daa0',
    500: '#42c879',
    950: '#000000',
  },
}

SCSS

$custom: #42c879;
$custom-light: #86daa0;
$custom-dark: #000000;

JSON

{
  "hex": "#42c879",
  "rgb": {
    "r": 66,
    "g": 200,
    "b": 121
  },
  "hsl": {
    "h": 144.627,
    "s": 54.918,
    "l": 52.157
  },
  "oklch": {
    "l": 0.74129,
    "c": 0.16255,
    "h": 153.4
  },
  "luminance": 0.43847
}

Semantic roles & 50–950 ramp

primary

#42C879

secondary

#D096B8

accent

#4AA1DE

background

#F8FDF9

surface

#F0FBF2

border

#CBD4CC

text

#0C150F

muted

#7D837E

Preview Lab

Preview with #42C879

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

Preview Lab → · Contrast checker → · Palette generator →