#3FB41F#3FB41F

#3FB41F is a light, highly saturated green. Relative luminance 0.338; OKLCH L 67.8% C 0.207 H 140.3°. Best body text is #000000 at 7.76:1 contrast (WCAG AA passes).

Color values

HEX	#3FB41F
RGB	rgb(63, 180, 31)
HSL	hsl(107, 71%, 41%)
HSV	hsv(107, 83%, 71%)
CMYK	cmyk(65%, 0%, 82.8%, 29.4%)
CIE-LAB	lab(64.80, -57.90, 59.81)
CIE-LCH	lch(64.80, 83.25, 134.07°)
OKLab	oklab(67.76% -0.1588 0.1321)
OKLCH	oklch(67.76% 0.207 140.3)
XYZ	xyz(18.6176, 33.7964, 6.8383)
Luminance	0.3380 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FB41F #941FB4

analogous

#8AB41F #3FB41F #1FB44A

triadic

#3FB41F #1F3FB4 #B41F3F

tetradic

#3FB41F #1F8AB4 #941FB4 #B44A1F

square

#3FB41F #1F8AB4 #941FB4 #B44A1F

split-complementary

#3FB41F #4A1FB4 #B41F8A

monochromatic

#1A4C0D #2D8016 #3FB41F #58DC34 #83E568

Accessibility & contrast

On white

2.71

#3FB41F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.76

#3FB41F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FB41F

7.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FB41F	#FFFFFF	#000000	##000000
##3FB41F	1.00	2.71	7.76	7.76
#FFFFFF	2.71	1.00	21.00	21.00
#000000	7.76	21.00	1.00	1.00
##000000	7.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B9A300

Deuteranopia (green-blind)

#AB9A32

Tritanopia (blue-blind)

#2CAE99

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #3fb41f;
/* rgb */ color: rgb(63, 180, 31);
/* oklch */ color: oklch(67.8% 0.207 140.3);

Tailwind

colors: {
  custom: {
    50: '#84cb69',
    500: '#3fb41f',
    950: '#000000',
  },
}

SCSS

$custom: #3fb41f;
$custom-light: #84cb69;
$custom-dark: #000000;

JSON

{
  "hex": "#3fb41f",
  "rgb": {
    "r": 63,
    "g": 180,
    "b": 31
  },
  "hsl": {
    "h": 107.114,
    "s": 70.616,
    "l": 41.373
  },
  "oklch": {
    "l": 0.67756,
    "c": 0.20657,
    "h": 140.3
  },
  "luminance": 0.33798
}

Semantic roles & 50–950 ramp

primary

#3FB41F

secondary

#B564CB

accent

#3AEDC7

background

#F8FCF6

surface

#F0F9EC

border

#CBD2C7

text

#0C1307

muted

#7D827A

Preview Lab

Preview with #3FB41F

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

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