#3FC05B#3FC05B

#3FC05B is a light, vivid green. Relative luminance 0.395; OKLCH L 71.5% C 0.180 H 147.3°. Best body text is #000000 at 8.90:1 contrast (WCAG AA passes).

Color values

HEX	#3FC05B
RGB	rgb(63, 192, 91)
HSL	hsl(133, 51%, 50%)
HSV	hsv(133, 67%, 75%)
CMYK	cmyk(67.2%, 0%, 52.6%, 24.7%)
CIE-LAB	lab(69.12, -56.28, 40.52)
CIE-LCH	lch(69.12, 69.35, 144.25°)
OKLab	oklab(71.49% -0.1518 0.0975)
OKLCH	oklch(71.49% 0.18 147.3)
XYZ	xyz(22.7862, 39.5089, 16.3206)
Luminance	0.3951 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FC05B #C03FA4

analogous

#64C03F #3FC05B #3FC09B

triadic

#3FC05B #5B3FC0 #C05B3F

tetradic

#3FC05B #3F64C0 #C03FA4 #C09B3F

square

#3FC05B #3F64C0 #C03FA4 #C09B3F

split-complementary

#3FC05B #9B3FC0 #C03F64

monochromatic

#21642F #309245 #3FC05B #6DCF82 #9BDEAA

Accessibility & contrast

On white

2.36

#3FC05B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.90

#3FC05B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FC05B

8.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FC05B	#FFFFFF	#000000	##000000
##3FC05B	1.00	2.36	8.90	8.90
#FFFFFF	2.36	1.00	21.00	21.00
#000000	8.90	21.00	1.00	1.00
##000000	8.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C2AF52

Deuteranopia (green-blind)

#B3A462

Tritanopia (blue-blind)

#0BBCA9

Achromatopsia (no color)

#A9A9A9

Design tokens & code

CSS

--color: #3fc05b;
/* rgb */ color: rgb(63, 192, 91);
/* oklch */ color: oklch(71.5% 0.180 147.3);

Tailwind

colors: {
  custom: {
    50: '#84d48b',
    500: '#3fc05b',
    950: '#000000',
  },
}

SCSS

$custom: #3fc05b;
$custom-light: #84d48b;
$custom-dark: #000000;

JSON

{
  "hex": "#3fc05b",
  "rgb": {
    "r": 63,
    "g": 192,
    "b": 91
  },
  "hsl": {
    "h": 133.023,
    "s": 50.588,
    "l": 50
  },
  "oklch": {
    "l": 0.71488,
    "c": 0.1804,
    "h": 147.3
  },
  "luminance": 0.39511
}

Semantic roles & 50–950 ramp

primary

#3FC05B

secondary

#CA91BE

accent

#4EBCDA

background

#F8FDF8

surface

#F0FAF0

border

#CBD3CB

text

#0C140C

muted

#7D837D

Preview Lab

Preview with #3FC05B

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

Preview Lab → · Contrast checker → · Palette generator →