#3FBF31#3FBF31

#3FBF31 is a light, highly saturated green. Relative luminance 0.385; OKLCH L 70.8% C 0.210 H 141.7°. Best body text is #000000 at 8.71:1 contrast (WCAG AA passes).

Color values

HEX	#3FBF31
RGB	rgb(63, 191, 49)
HSL	hsl(114, 59%, 47%)
HSV	hsv(114, 74%, 75%)
CMYK	cmyk(67%, 0%, 74.3%, 25.1%)
CIE-LAB	lab(68.42, -60.47, 57.70)
CIE-LCH	lch(68.42, 83.58, 136.34°)
OKLab	oklab(70.78% -0.1649 0.1301)
OKLCH	oklch(70.78% 0.21 141.7)
XYZ	xyz(21.2339, 38.5379, 9.2247)
Luminance	0.3854 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FBF31 #B131BF

analogous

#86BF31 #3FBF31 #31BF6A

triadic

#3FBF31 #313FBF #BF313F

tetradic

#3FBF31 #3186BF #B131BF #BF6A31

square

#3FBF31 #3186BF #B131BF #BF6A31

split-complementary

#3FBF31 #6A31BF #BF3186

monochromatic

#1F5E18 #2F8E25 #3FBF31 #65D459 #92E18A

Accessibility & contrast

On white

2.41

#3FBF31 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.71

#3FBF31 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FBF31

8.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FBF31	#FFFFFF	#000000	##000000
##3FBF31	1.00	2.41	8.71	8.71
#FFFFFF	2.41	1.00	21.00	21.00
#000000	8.71	21.00	1.00	1.00
##000000	8.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C4AD14

Deuteranopia (green-blind)

#B5A340

Tritanopia (blue-blind)

#23B9A4

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #3fbf31;
/* rgb */ color: rgb(63, 191, 49);
/* oklch */ color: oklch(70.8% 0.210 141.7);

Tailwind

colors: {
  custom: {
    50: '#85d373',
    500: '#3fbf31',
    950: '#000000',
  },
}

SCSS

$custom: #3fbf31;
$custom-light: #85d373;
$custom-dark: #000000;

JSON

{
  "hex": "#3fbf31",
  "rgb": {
    "r": 63,
    "g": 191,
    "b": 49
  },
  "hsl": {
    "h": 114.085,
    "s": 59.167,
    "l": 47.059
  },
  "oklch": {
    "l": 0.70782,
    "c": 0.21006,
    "h": 141.7
  },
  "luminance": 0.3854
}

Semantic roles & 50–950 ramp

primary

#3FBF31

secondary

#C481CB

accent

#45E2D3

background

#F8FDF7

surface

#F0FAED

border

#CBD3C8

text

#0C1409

muted

#7D837B

Preview Lab

Preview with #3FBF31

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

Preview Lab → · Contrast checker → · Palette generator →