#3FCB59#3FCB59

#3FCB59 is a light, vivid green. Relative luminance 0.445; OKLCH L 74.3% C 0.196 H 146.4°. Best body text is #000000 at 9.90:1 contrast (WCAG AA passes).

Color values

HEX	#3FCB59
RGB	rgb(63, 203, 89)
HSL	hsl(131, 57%, 52%)
HSV	hsv(131, 69%, 80%)
CMYK	cmyk(69%, 0%, 56.2%, 20.4%)
CIE-LAB	lab(72.55, -60.45, 45.60)
CIE-LCH	lch(72.55, 75.72, 142.97°)
OKLab	oklab(74.32% -0.1631 0.1086)
OKLCH	oklch(74.32% 0.196 146.4)
XYZ	xyz(25.2072, 44.4872, 16.7077)
Luminance	0.4449 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FCB59 #CB3FB1

analogous

#6BCB3F #3FCB59 #3FCB9F

triadic

#3FCB59 #593FCB #CB593F

tetradic

#3FCB59 #3F6BCB #CB3FB1 #CB9F3F

square

#3FCB59 #3F6BCB #CB3FB1 #CB9F3F

split-complementary

#3FCB59 #9F3FCB #CB3F6B

monochromatic

#1F712E #2CA141 #3FCB59 #6FD883 #9FE5AC

Accessibility & contrast

On white

2.12

#3FCB59 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.90

#3FCB59 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FCB59

9.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FCB59	#FFFFFF	#000000	##000000
##3FCB59	1.00	2.12	9.90	9.90
#FFFFFF	2.12	1.00	21.00	21.00
#000000	9.90	21.00	1.00	1.00
##000000	9.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CEB94E

Deuteranopia (green-blind)

#BDAD62

Tritanopia (blue-blind)

#00C6B2

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #3fcb59;
/* rgb */ color: rgb(63, 203, 89);
/* oklch */ color: oklch(74.3% 0.196 146.4);

Tailwind

colors: {
  custom: {
    50: '#86dc8b',
    500: '#3fcb59',
    950: '#000000',
  },
}

SCSS

$custom: #3fcb59;
$custom-light: #86dc8b;
$custom-dark: #000000;

JSON

{
  "hex": "#3fcb59",
  "rgb": {
    "r": 63,
    "g": 203,
    "b": 89
  },
  "hsl": {
    "h": 131.143,
    "s": 57.377,
    "l": 52.157
  },
  "oklch": {
    "l": 0.7432,
    "c": 0.19591,
    "h": 146.4
  },
  "luminance": 0.4449
}

Semantic roles & 50–950 ramp

primary

#3FCB59

secondary

#D194C6

accent

#47C4E1

background

#F8FDF8

surface

#F0FBF0

border

#CBD4CB

text

#0D150C

muted

#7D837D

Preview Lab

Preview with #3FCB59

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

Preview Lab → · Contrast checker → · Palette generator →