#42A51F#42A51F

#42A51F is a light, vivid green. Relative luminance 0.282; OKLCH L 63.8% C 0.189 H 139.3°. Best body text is #000000 at 6.63:1 contrast (WCAG AA passes).

Color values

HEX	#42A51F
RGB	rgb(66, 165, 31)
HSL	hsl(104, 68%, 38%)
HSV	hsv(104, 81%, 65%)
CMYK	cmyk(60%, 0%, 81.2%, 35.3%)
CIE-LAB	lab(60.04, -51.97, 55.45)
CIE-LCH	lch(60.04, 76.00, 133.14°)
OKLab	oklab(63.84% -0.1431 0.1229)
OKLCH	oklch(63.84% 0.189 139.3)
XYZ	xyz(15.9485, 28.1660, 5.8922)
Luminance	0.2817 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42A51F #821FA5

analogous

#85A51F #42A51F #1FA53F

triadic

#42A51F #1F42A5 #A51F42

tetradic

#42A51F #1F85A5 #821FA5 #A53F1F

square

#42A51F #1F85A5 #821FA5 #A53F1F

split-complementary

#42A51F #3F1FA5 #A51F85

monochromatic

#193E0C #2D7115 #42A51F #57D72A #80E15E

Accessibility & contrast

On white

3.17

#42A51F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.63

#42A51F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #42A51F

6.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42A51F	#FFFFFF	#000000	##000000
##42A51F	1.00	3.17	6.63	6.63
#FFFFFF	3.17	1.00	21.00	21.00
#000000	6.63	21.00	1.00	1.00
##000000	6.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AA9600

Deuteranopia (green-blind)

#9E8E2F

Tritanopia (blue-blind)

#369F8D

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #42a51f;
/* rgb */ color: rgb(66, 165, 31);
/* oklch */ color: oklch(63.8% 0.189 139.3);

Tailwind

colors: {
  custom: {
    50: '#83c167',
    500: '#42a51f',
    950: '#000000',
  },
}

SCSS

$custom: #42a51f;
$custom-light: #83c167;
$custom-dark: #000000;

JSON

{
  "hex": "#42a51f",
  "rgb": {
    "r": 66,
    "g": 165,
    "b": 31
  },
  "hsl": {
    "h": 104.328,
    "s": 68.367,
    "l": 38.431
  },
  "oklch": {
    "l": 0.63838,
    "c": 0.18863,
    "h": 139.3
  },
  "luminance": 0.28167
}

Semantic roles & 50–950 ramp

primary

#42A51F

secondary

#A95BC5

accent

#3DEBBE

background

#F8FBF6

surface

#F0F7EB

border

#CBD0C6

text

#0C1207

muted

#7D817A

Preview Lab

Preview with #42A51F

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

Preview Lab → · Contrast checker → · Palette generator →