#42B879#42B879

#42B879 is a light, vivid green. Relative luminance 0.368; OKLCH L 70.0% C 0.141 H 156.2°. Best body text is #000000 at 8.36:1 contrast (WCAG AA passes).

Color values

HEX	#42B879
RGB	rgb(66, 184, 121)
HSL	hsl(148, 47%, 49%)
HSV	hsv(148, 64%, 72%)
CMYK	cmyk(64.1%, 0%, 34.2%, 27.8%)
CIE-LAB	lab(67.14, -47.52, 22.55)
CIE-LCH	lch(67.14, 52.60, 154.61°)
OKLab	oklab(70.03% -0.129 0.0568)
OKLCH	oklch(70.03% 0.141 156.2)
XYZ	xyz(22.8364, 36.8173, 23.9884)
Luminance	0.3682 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42B879 #B84281

analogous

#46B842 #42B879 #42B8B4

triadic

#42B879 #7942B8 #B87942

tetradic

#42B879 #4246B8 #B84281 #B8B442

square

#42B879 #4246B8 #B84281 #B8B442

split-complementary

#42B879 #B442B8 #B84246

monochromatic

#225E3E #328B5B #42B879 #6DCB98 #9ADBB8

Accessibility & contrast

On white

2.51

#42B879 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.36

#42B879 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42B879

8.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42B879	#FFFFFF	#000000	##000000
##42B879	1.00	2.51	8.36	8.36
#FFFFFF	2.51	1.00	21.00	21.00
#000000	8.36	21.00	1.00	1.00
##000000	8.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B7AA75

Deuteranopia (green-blind)

#A79F7D

Tritanopia (blue-blind)

#00B6A8

Achromatopsia (no color)

#A3A3A3

Design tokens & code

CSS

--color: #42b879;
/* rgb */ color: rgb(66, 184, 121);
/* oklch */ color: oklch(70.0% 0.141 156.2);

Tailwind

colors: {
  custom: {
    50: '#83cea0',
    500: '#42b879',
    950: '#000000',
  },
}

SCSS

$custom: #42b879;
$custom-light: #83cea0;
$custom-dark: #000000;

JSON

{
  "hex": "#42b879",
  "rgb": {
    "r": 66,
    "g": 184,
    "b": 121
  },
  "hsl": {
    "h": 147.966,
    "s": 47.2,
    "l": 49.02
  },
  "oklch": {
    "l": 0.7003,
    "c": 0.14095,
    "h": 156.2
  },
  "luminance": 0.3682
}

Semantic roles & 50–950 ramp

primary

#42B879

secondary

#C78FAD

accent

#5198D7

background

#F8FCF9

surface

#F0F9F2

border

#CBD2CC

text

#0C140E

muted

#7D827E

Preview Lab

Preview with #42B879

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

Preview Lab → · Contrast checker → · Palette generator →