#42A423#42A423

#42A423 is a light, vivid green. Relative luminance 0.278; OKLCH L 63.6% C 0.186 H 139.6°. Best body text is #000000 at 6.57:1 contrast (WCAG AA passes).

Color values

HEX	#42A423
RGB	rgb(66, 164, 35)
HSL	hsl(106, 65%, 39%)
HSV	hsv(106, 79%, 64%)
CMYK	cmyk(59.8%, 0%, 78.7%, 35.7%)
CIE-LAB	lab(59.73, -51.37, 53.93)
CIE-LCH	lch(59.73, 74.49, 133.61°)
OKLab	oklab(63.59% -0.1413 0.1203)
OKLCH	oklch(63.59% 0.186 139.6)
XYZ	xyz(15.8249, 27.8291, 6.1274)
Luminance	0.2783 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42A423 #8523A4

analogous

#83A423 #42A423 #23A444

triadic

#42A423 #2342A4 #A42342

tetradic

#42A423 #2383A4 #8523A4 #A44423

square

#42A423 #2383A4 #8523A4 #A44423

split-complementary

#42A423 #4423A4 #A42383

monochromatic

#193F0D #2E7218 #42A423 #58D331 #81DE64

Accessibility & contrast

On white

3.20

#42A423 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.57

#42A423 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #42A423

6.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42A423	#FFFFFF	#000000	##000000
##42A423	1.00	3.20	6.57	6.57
#FFFFFF	3.20	1.00	21.00	21.00
#000000	6.57	21.00	1.00	1.00
##000000	6.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A99500

Deuteranopia (green-blind)

#9D8D32

Tritanopia (blue-blind)

#369E8C

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #42a423;
/* rgb */ color: rgb(66, 164, 35);
/* oklch */ color: oklch(63.6% 0.186 139.6);

Tailwind

colors: {
  custom: {
    50: '#82c068',
    500: '#42a423',
    950: '#000000',
  },
}

SCSS

$custom: #42a423;
$custom-light: #82c068;
$custom-dark: #000000;

JSON

{
  "hex": "#42a423",
  "rgb": {
    "r": 66,
    "g": 164,
    "b": 35
  },
  "hsl": {
    "h": 105.581,
    "s": 64.824,
    "l": 39.02
  },
  "oklch": {
    "l": 0.63593,
    "c": 0.18555,
    "h": 139.6
  },
  "luminance": 0.27831
}

Semantic roles & 50–950 ramp

primary

#42A423

secondary

#AB60C3

accent

#40E8BF

background

#F8FBF6

surface

#F0F7EB

border

#CBD0C6

text

#0C1207

muted

#7D817A

Preview Lab

Preview with #42A423

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

Preview Lab → · Contrast checker → · Palette generator →