#3FAF31#3FAF31

#3FAF31 is a light, vivid green. Relative luminance 0.319; OKLCH L 66.5% C 0.192 H 141.5°. Best body text is #000000 at 7.39:1 contrast (WCAG AA passes).

Color values

HEX	#3FAF31
RGB	rgb(63, 175, 49)
HSL	hsl(113, 56%, 44%)
HSV	hsv(113, 72%, 69%)
CMYK	cmyk(64%, 0%, 72%, 31.4%)
CIE-LAB	lab(63.29, -54.99, 52.51)
CIE-LCH	lch(63.29, 76.04, 136.32°)
OKLab	oklab(66.54% -0.1501 0.1193)
OKLCH	oklch(66.54% 0.192 141.5)
XYZ	xyz(17.9333, 31.9367, 8.1245)
Luminance	0.3194 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FAF31 #A131AF

analogous

#7EAF31 #3FAF31 #31AF62

triadic

#3FAF31 #313FAF #AF313F

tetradic

#3FAF31 #317EAF #A131AF #AF6231

square

#3FAF31 #317EAF #A131AF #AF6231

split-complementary

#3FAF31 #6231AF #AF317E

monochromatic

#1D4F16 #2E7F24 #3FAF31 #5DCE4F #89DB7F

Accessibility & contrast

On white

2.84

#3FAF31 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.39

#3FAF31 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FAF31

7.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FAF31	#FFFFFF	#000000	##000000
##3FAF31	1.00	2.84	7.39	7.39
#FFFFFF	2.84	1.00	21.00	21.00
#000000	7.39	21.00	1.00	1.00
##000000	7.39	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B39F1C

Deuteranopia (green-blind)

#A6963E

Tritanopia (blue-blind)

#2BAA96

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #3faf31;
/* rgb */ color: rgb(63, 175, 49);
/* oklch */ color: oklch(66.5% 0.192 141.5);

Tailwind

colors: {
  custom: {
    50: '#82c871',
    500: '#3faf31',
    950: '#000000',
  },
}

SCSS

$custom: #3faf31;
$custom-light: #82c871;
$custom-dark: #000000;

JSON

{
  "hex": "#3faf31",
  "rgb": {
    "r": 63,
    "g": 175,
    "b": 49
  },
  "hsl": {
    "h": 113.333,
    "s": 56.25,
    "l": 43.922
  },
  "oklch": {
    "l": 0.66538,
    "c": 0.19171,
    "h": 141.5
  },
  "luminance": 0.31938
}

Semantic roles & 50–950 ramp

primary

#3FAF31

secondary

#BC78C4

accent

#48E0CF

background

#F8FCF7

surface

#F0F8ED

border

#CBD1C8

text

#0C1308

muted

#7D827B

Preview Lab

Preview with #3FAF31

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

Preview Lab → · Contrast checker → · Palette generator →