#3FC440#3FC440

#3FC440 is a light, highly saturated green. Relative luminance 0.409; OKLCH L 72.2% C 0.206 H 143.2°. Best body text is #000000 at 9.18:1 contrast (WCAG AA passes).

Color values

HEX	#3FC440
RGB	rgb(63, 196, 64)
HSL	hsl(120, 53%, 51%)
HSV	hsv(120, 68%, 77%)
CMYK	cmyk(67.9%, 0%, 67.3%, 23.1%)
CIE-LAB	lab(70.11, -60.88, 53.79)
CIE-LCH	lch(70.11, 81.24, 138.54°)
OKLab	oklab(72.22% -0.1652 0.1238)
OKLCH	oklch(72.22% 0.206 143.2)
XYZ	xyz(22.7139, 40.9044, 11.5478)
Luminance	0.4091 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FC440 #C43FC3

analogous

#80C43F #3FC440 #3FC482

triadic

#3FC440 #403FC4 #C4403F

tetradic

#3FC440 #3F80C4 #C43FC3 #C4823F

square

#3FC440 #3F80C4 #C43FC3 #C4823F

split-complementary

#3FC440 #823FC4 #C43F80

monochromatic

#206821 #2E972F #3FC440 #6ED26F #9DE19D

Accessibility & contrast

On white

2.29

#3FC440 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.18

#3FC440 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FC440

9.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FC440	#FFFFFF	#000000	##000000
##3FC440	1.00	2.29	9.18	9.18
#FFFFFF	2.29	1.00	21.00	21.00
#000000	9.18	21.00	1.00	1.00
##000000	9.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C8B22E

Deuteranopia (green-blind)

#B8A74C

Tritanopia (blue-blind)

#1BBEA9

Achromatopsia (no color)

#ABABAB

Design tokens & code

CSS

--color: #3fc440;
/* rgb */ color: rgb(63, 196, 64);
/* oklch */ color: oklch(72.2% 0.206 143.2);

Tailwind

colors: {
  custom: {
    50: '#86d77b',
    500: '#3fc440',
    950: '#000000',
  },
}

SCSS

$custom: #3fc440;
$custom-light: #86d77b;
$custom-dark: #000000;

JSON

{
  "hex": "#3fc440",
  "rgb": {
    "r": 63,
    "g": 196,
    "b": 64
  },
  "hsl": {
    "h": 120.451,
    "s": 52.988,
    "l": 50.784
  },
  "oklch": {
    "l": 0.72219,
    "c": 0.20648,
    "h": 143.2
  },
  "luminance": 0.40907
}

Semantic roles & 50–950 ramp

primary

#3FC440

secondary

#CD92CC

accent

#4BDBDC

background

#F8FDF7

surface

#F0FAEE

border

#CBD3C9

text

#0D140A

muted

#7D837C

Preview Lab

Preview with #3FC440

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

Preview Lab → · Contrast checker → · Palette generator →