#3FBC5B#3FBC5B

#3FBC5B is a light, vivid green. Relative luminance 0.378; OKLCH L 70.4% C 0.175 H 147.5°. Best body text is #000000 at 8.56:1 contrast (WCAG AA passes).

Color values

HEX	#3FBC5B
RGB	rgb(63, 188, 91)
HSL	hsl(133, 50%, 49%)
HSV	hsv(133, 66%, 74%)
CMYK	cmyk(66.5%, 0%, 51.6%, 26.3%)
CIE-LAB	lab(67.86, -54.82, 38.97)
CIE-LCH	lch(67.86, 67.26, 144.59°)
OKLab	oklab(70.45% -0.1479 0.094)
OKLCH	oklch(70.45% 0.175 147.5)
XYZ	xyz(21.9199, 37.7762, 16.0319)
Luminance	0.3778 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FBC5B #BC3FA0

analogous

#62BC3F #3FBC5B #3FBC9A

triadic

#3FBC5B #5B3FBC #BC5B3F

tetradic

#3FBC5B #3F62BC #BC3FA0 #BC9A3F

square

#3FBC5B #3F62BC #BC3FA0 #BC9A3F

split-complementary

#3FBC5B #9A3FBC #BC3F62

monochromatic

#20602F #308E45 #3FBC5B #6BCD81 #99DDA8

Accessibility & contrast

On white

2.45

#3FBC5B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.56

#3FBC5B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FBC5B

8.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FBC5B	#FFFFFF	#000000	##000000
##3FBC5B	1.00	2.45	8.56	8.56
#FFFFFF	2.45	1.00	21.00	21.00
#000000	8.56	21.00	1.00	1.00
##000000	8.56	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BEAC53

Deuteranopia (green-blind)

#AFA162

Tritanopia (blue-blind)

#10B8A6

Achromatopsia (no color)

#A5A5A5

Design tokens & code

CSS

--color: #3fbc5b;
/* rgb */ color: rgb(63, 188, 91);
/* oklch */ color: oklch(70.4% 0.175 147.5);

Tailwind

colors: {
  custom: {
    50: '#83d18b',
    500: '#3fbc5b',
    950: '#000000',
  },
}

SCSS

$custom: #3fbc5b;
$custom-light: #83d18b;
$custom-dark: #000000;

JSON

{
  "hex": "#3fbc5b",
  "rgb": {
    "r": 63,
    "g": 188,
    "b": 91
  },
  "hsl": {
    "h": 133.44,
    "s": 49.801,
    "l": 49.216
  },
  "oklch": {
    "l": 0.70445,
    "c": 0.17524,
    "h": 147.5
  },
  "luminance": 0.37779
}

Semantic roles & 50–950 ramp

primary

#3FBC5B

secondary

#C98EBB

accent

#4EBAD9

background

#F8FDF8

surface

#F0FAF0

border

#CBD3CB

text

#0C140C

muted

#7D837D

Preview Lab

Preview with #3FBC5B

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

Preview Lab → · Contrast checker → · Palette generator →