#42A559#42A559

#42A559 is a light, vivid green. Relative luminance 0.288; OKLCH L 64.5% C 0.145 H 148.5°. Best body text is #000000 at 6.76:1 contrast (WCAG AA passes).

Color values

HEX	#42A559
RGB	rgb(66, 165, 89)
HSL	hsl(134, 43%, 45%)
HSV	hsv(134, 60%, 65%)
CMYK	cmyk(60%, 0%, 46.1%, 35.3%)
CIE-LAB	lab(60.59, -45.68, 30.91)
CIE-LCH	lch(60.59, 55.16, 145.91°)
OKLab	oklab(64.48% -0.1235 0.0757)
OKLCH	oklch(64.48% 0.145 148.5)
XYZ	xyz(17.5039, 28.7881, 14.0835)
Luminance	0.2879 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42A559 #A5428E

analogous

#5DA542 #42A559 #42A58A

triadic

#42A559 #5942A5 #A55942

tetradic

#42A559 #425DA5 #A5428E #A58A42

square

#42A559 #425DA5 #A5428E #A58A42

split-complementary

#42A559 #8A42A5 #A5425D

monochromatic

#1F4E2A #317941 #42A559 #63C179 #8FD29F

Accessibility & contrast

On white

3.11

#42A559 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.76

#42A559 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #42A559

6.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42A559	#FFFFFF	#000000	##000000
##42A559	1.00	3.11	6.76	6.76
#FFFFFF	3.11	1.00	21.00	21.00
#000000	6.76	21.00	1.00	1.00
##000000	6.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A79853

Deuteranopia (green-blind)

#9A8F5E

Tritanopia (blue-blind)

#28A293

Achromatopsia (no color)

#929292

Design tokens & code

CSS

--color: #42a559;
/* rgb */ color: rgb(66, 165, 89);
/* oklch */ color: oklch(64.5% 0.145 148.5);

Tailwind

colors: {
  custom: {
    50: '#80c089',
    500: '#42a559',
    950: '#000000',
  },
}

SCSS

$custom: #42a559;
$custom-light: #80c089;
$custom-dark: #000000;

JSON

{
  "hex": "#42a559",
  "rgb": {
    "r": 66,
    "g": 165,
    "b": 89
  },
  "hsl": {
    "h": 133.939,
    "s": 42.857,
    "l": 45.294
  },
  "oklch": {
    "l": 0.64476,
    "c": 0.14486,
    "h": 148.5
  },
  "luminance": 0.2879
}

Semantic roles & 50–950 ramp

primary

#42A559

secondary

#BD85B0

accent

#55B5D3

background

#F8FBF8

surface

#EFF7F0

border

#CAD0CB

text

#0B120B

muted

#7C817C

Preview Lab

Preview with #42A559

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

Preview Lab → · Contrast checker → · Palette generator →