#3FB031#3FB031

#3FB031 is a light, vivid green. Relative luminance 0.323; OKLCH L 66.8% C 0.193 H 141.5°. Best body text is #000000 at 7.47:1 contrast (WCAG AA passes).

Color values

HEX	#3FB031
RGB	rgb(63, 176, 49)
HSL	hsl(113, 56%, 44%)
HSV	hsv(113, 72%, 69%)
CMYK	cmyk(64.2%, 0%, 72.2%, 31%)
CIE-LAB	lab(63.61, -55.34, 52.84)
CIE-LCH	lch(63.61, 76.52, 136.33°)
OKLab	oklab(66.8% -0.151 0.12)
OKLCH	oklch(66.8% 0.193 141.5)
XYZ	xyz(18.1287, 32.3274, 8.1896)
Luminance	0.3233 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FB031 #A231B0

analogous

#7FB031 #3FB031 #31B063

triadic

#3FB031 #313FB0 #B0313F

tetradic

#3FB031 #317FB0 #A231B0 #B06331

square

#3FB031 #317FB0 #A231B0 #B06331

split-complementary

#3FB031 #6331B0 #B0317F

monochromatic

#1D5016 #2E8024 #3FB031 #5ECE50 #8ADC80

Accessibility & contrast

On white

2.81

#3FB031 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.47

#3FB031 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FB031

7.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FB031	#FFFFFF	#000000	##000000
##3FB031	1.00	2.81	7.47	7.47
#FFFFFF	2.81	1.00	21.00	21.00
#000000	7.47	21.00	1.00	1.00
##000000	7.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B4A01B

Deuteranopia (green-blind)

#A7973E

Tritanopia (blue-blind)

#2AAB97

Achromatopsia (no color)

#9A9A9A

Design tokens & code

CSS

--color: #3fb031;
/* rgb */ color: rgb(63, 176, 49);
/* oklch */ color: oklch(66.8% 0.193 141.5);

Tailwind

colors: {
  custom: {
    50: '#82c971',
    500: '#3fb031',
    950: '#000000',
  },
}

SCSS

$custom: #3fb031;
$custom-light: #82c971;
$custom-dark: #000000;

JSON

{
  "hex": "#3fb031",
  "rgb": {
    "r": 63,
    "g": 176,
    "b": 49
  },
  "hsl": {
    "h": 113.386,
    "s": 56.444,
    "l": 44.118
  },
  "oklch": {
    "l": 0.66804,
    "c": 0.19289,
    "h": 141.5
  },
  "luminance": 0.32329
}

Semantic roles & 50–950 ramp

primary

#3FB031

secondary

#BC78C5

accent

#48E0CF

background

#F8FCF7

surface

#F0F8ED

border

#CBD1C8

text

#0C1308

muted

#7D827B

Preview Lab

Preview with #3FB031

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

Preview Lab → · Contrast checker → · Palette generator →