#42BC59#42BC59

#42BC59 is a light, vivid green. Relative luminance 0.378; OKLCH L 70.5% C 0.176 H 146.8°. Best body text is #000000 at 8.57:1 contrast (WCAG AA passes).

Color values

HEX	#42BC59
RGB	rgb(66, 188, 89)
HSL	hsl(131, 48%, 50%)
HSV	hsv(131, 65%, 74%)
CMYK	cmyk(64.9%, 0%, 52.7%, 26.3%)
CIE-LAB	lab(67.91, -54.52, 40.03)
CIE-LCH	lch(67.91, 67.63, 143.71°)
OKLab	oklab(70.5% -0.1472 0.0963)
OKLCH	oklch(70.5% 0.176 146.8)
XYZ	xyz(22.0316, 37.8437, 15.5928)
Luminance	0.3785 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42BC59 #BC42A5

analogous

#68BC42 #42BC59 #42BC96

triadic

#42BC59 #5942BC #BC5942

tetradic

#42BC59 #4268BC #BC42A5 #BC9642

square

#42BC59 #4268BC #BC42A5 #BC9642

split-complementary

#42BC59 #9642BC #BC4268

monochromatic

#22612E #328F44 #42BC59 #6FCC80 #9CDCA8

Accessibility & contrast

On white

2.45

#42BC59 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.57

#42BC59 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42BC59

8.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42BC59	#FFFFFF	#000000	##000000
##42BC59	1.00	2.45	8.57	8.57
#FFFFFF	2.45	1.00	21.00	21.00
#000000	8.57	21.00	1.00	1.00
##000000	8.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BEAC50

Deuteranopia (green-blind)

#AFA160

Tritanopia (blue-blind)

#1CB8A5

Achromatopsia (no color)

#A5A5A5

Design tokens & code

CSS

--color: #42bc59;
/* rgb */ color: rgb(66, 188, 89);
/* oklch */ color: oklch(70.5% 0.176 146.8);

Tailwind

colors: {
  custom: {
    50: '#84d18a',
    500: '#42bc59',
    950: '#000000',
  },
}

SCSS

$custom: #42bc59;
$custom-light: #84d18a;
$custom-dark: #000000;

JSON

{
  "hex": "#42bc59",
  "rgb": {
    "r": 66,
    "g": 188,
    "b": 89
  },
  "hsl": {
    "h": 131.311,
    "s": 48.031,
    "l": 49.804
  },
  "oklch": {
    "l": 0.705,
    "c": 0.17589,
    "h": 146.8
  },
  "luminance": 0.37846
}

Semantic roles & 50–950 ramp

primary

#42BC59

secondary

#C991BE

accent

#50BED8

background

#F8FDF8

surface

#F0FAF0

border

#CBD3CB

text

#0C140C

muted

#7D837D

Preview Lab

Preview with #42BC59

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

Preview Lab → · Contrast checker → · Palette generator →