#42B651#42B651

#42B651 is a light, vivid green. Relative luminance 0.352; OKLCH L 68.8% C 0.175 H 145.6°. Best body text is #000000 at 8.04:1 contrast (WCAG AA passes).

Color values

HEX	#42B651
RGB	rgb(66, 182, 81)
HSL	hsl(128, 47%, 49%)
HSV	hsv(128, 64%, 71%)
CMYK	cmyk(63.7%, 0%, 55.5%, 28.6%)
CIE-LAB	lab(65.91, -53.40, 41.49)
CIE-LCH	lch(65.91, 67.63, 142.15°)
OKLab	oklab(68.82% -0.1444 0.099)
OKLCH	oklch(68.82% 0.175 145.6)
XYZ	xyz(20.4586, 35.2062, 13.5003)
Luminance	0.3521 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42B651 #B642A7

analogous

#6DB642 #42B651 #42B68B

triadic

#42B651 #5142B6 #B65142

tetradic

#42B651 #426DB6 #B642A7 #B68B42

square

#42B651 #426DB6 #B642A7 #B68B42

split-complementary

#42B651 #8B42B6 #B6426D

monochromatic

#215C29 #32893D #42B651 #6CCA78 #99DAA1

Accessibility & contrast

On white

2.61

#42B651 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.04

#42B651 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42B651

8.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42B651	#FFFFFF	#000000	##000000
##42B651	1.00	2.61	8.04	8.04
#FFFFFF	2.61	1.00	21.00	21.00
#000000	8.04	21.00	1.00	1.00
##000000	8.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B9A647

Deuteranopia (green-blind)

#AA9C59

Tritanopia (blue-blind)

#24B29F

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #42b651;
/* rgb */ color: rgb(66, 182, 81);
/* oklch */ color: oklch(68.8% 0.175 145.6);

Tailwind

colors: {
  custom: {
    50: '#83cd84',
    500: '#42b651',
    950: '#000000',
  },
}

SCSS

$custom: #42b651;
$custom-light: #83cd84;
$custom-dark: #000000;

JSON

{
  "hex": "#42b651",
  "rgb": {
    "r": 66,
    "g": 182,
    "b": 81
  },
  "hsl": {
    "h": 127.759,
    "s": 46.774,
    "l": 48.627
  },
  "oklch": {
    "l": 0.68821,
    "c": 0.17509,
    "h": 145.6
  },
  "luminance": 0.35208
}

Semantic roles & 50–950 ramp

primary

#42B651

secondary

#C68EBF

accent

#51C5D6

background

#F8FCF8

surface

#F0F9EF

border

#CBD2CA

text

#0C140B

muted

#7D827C

Preview Lab

Preview with #42B651

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

Preview Lab → · Contrast checker → · Palette generator →