#3FA731#3FA731

#3FA731 is a light, vivid green. Relative luminance 0.289; OKLCH L 64.4% C 0.182 H 141.4°. Best body text is #000000 at 6.78:1 contrast (WCAG AA passes).

Color values

HEX	#3FA731
RGB	rgb(63, 167, 49)
HSL	hsl(113, 55%, 42%)
HSV	hsv(113, 71%, 65%)
CMYK	cmyk(62.3%, 0%, 70.7%, 34.5%)
CIE-LAB	lab(60.71, -52.14, 49.83)
CIE-LCH	lch(60.71, 72.13, 136.30°)
OKLab	oklab(64.4% -0.1424 0.1137)
OKLCH	oklch(64.4% 0.182 141.4)
XYZ	xyz(16.4222, 28.9144, 7.6207)
Luminance	0.2892 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FA731 #9931A7

analogous

#7AA731 #3FA731 #31A75E

triadic

#3FA731 #313FA7 #A7313F

tetradic

#3FA731 #317AA7 #9931A7 #A75E31

square

#3FA731 #317AA7 #9931A7 #A75E31

split-complementary

#3FA731 #5E31A7 #A7317A

monochromatic

#1B4815 #2D7823 #3FA731 #5ACA4B #85D87A

Accessibility & contrast

On white

3.10

#3FA731 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.78

#3FA731 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3FA731

6.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FA731	#FFFFFF	#000000	##000000
##3FA731	1.00	3.10	6.78	6.78
#FFFFFF	3.10	1.00	21.00	21.00
#000000	6.78	21.00	1.00	1.00
##000000	6.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AB981F

Deuteranopia (green-blind)

#9E8F3C

Tritanopia (blue-blind)

#2EA28F

Achromatopsia (no color)

#929292

Design tokens & code

CSS

--color: #3fa731;
/* rgb */ color: rgb(63, 167, 49);
/* oklch */ color: oklch(64.4% 0.182 141.4);

Tailwind

colors: {
  custom: {
    50: '#81c270',
    500: '#3fa731',
    950: '#000000',
  },
}

SCSS

$custom: #3fa731;
$custom-light: #81c270;
$custom-dark: #000000;

JSON

{
  "hex": "#3fa731",
  "rgb": {
    "r": 63,
    "g": 167,
    "b": 49
  },
  "hsl": {
    "h": 112.881,
    "s": 54.63,
    "l": 42.353
  },
  "oklch": {
    "l": 0.644,
    "c": 0.1822,
    "h": 141.4
  },
  "luminance": 0.28916
}

Semantic roles & 50–950 ramp

primary

#3FA731

secondary

#B773C1

accent

#4ADECC

background

#F8FCF7

surface

#F0F8ED

border

#CBD1C8

text

#0B1208

muted

#7C817B

Preview Lab

Preview with #3FA731

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

Preview Lab → · Contrast checker → · Palette generator →