#3FB950#3FB950

#3FB950 is a light, vivid green. Relative luminance 0.363; OKLCH L 69.5% C 0.181 H 145.6°. Best body text is #000000 at 8.27:1 contrast (WCAG AA passes).

Color values

HEX	#3FB950
RGB	rgb(63, 185, 80)
HSL	hsl(128, 49%, 49%)
HSV	hsv(128, 66%, 73%)
CMYK	cmyk(65.9%, 0%, 56.8%, 27.5%)
CIE-LAB	lab(66.77, -55.25, 42.98)
CIE-LCH	lch(66.77, 70.00, 142.12°)
OKLab	oklab(69.51% -0.1493 0.1022)
OKLCH	oklch(69.51% 0.181 145.6)
XYZ	xyz(20.8454, 36.3317, 13.5020)
Luminance	0.3633 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FB950 #B93FA8

analogous

#6BB93F #3FB950 #3FB98D

triadic

#3FB950 #503FB9 #B9503F

tetradic

#3FB950 #3F6BB9 #B93FA8 #B98D3F

square

#3FB950 #3F6BB9 #B93FA8 #B98D3F

split-complementary

#3FB950 #8D3FB9 #B93F6B

monochromatic

#205E29 #2F8B3C #3FB950 #69CC77 #97DCA0

Accessibility & contrast

On white

2.54

#3FB950 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.27

#3FB950 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FB950

8.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FB950	#FFFFFF	#000000	##000000
##3FB950	1.00	2.54	8.27	8.27
#FFFFFF	2.54	1.00	21.00	21.00
#000000	8.27	21.00	1.00	1.00
##000000	8.27	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BCA946

Deuteranopia (green-blind)

#AD9E58

Tritanopia (blue-blind)

#1BB5A2

Achromatopsia (no color)

#A2A2A2

Design tokens & code

CSS

--color: #3fb950;
/* rgb */ color: rgb(63, 185, 80);
/* oklch */ color: oklch(69.5% 0.181 145.6);

Tailwind

colors: {
  custom: {
    50: '#83cf84',
    500: '#3fb950',
    950: '#000000',
  },
}

SCSS

$custom: #3fb950;
$custom-light: #83cf84;
$custom-dark: #000000;

JSON

{
  "hex": "#3fb950",
  "rgb": {
    "r": 63,
    "g": 185,
    "b": 80
  },
  "hsl": {
    "h": 128.361,
    "s": 49.194,
    "l": 48.627
  },
  "oklch": {
    "l": 0.69508,
    "c": 0.18092,
    "h": 145.6
  },
  "luminance": 0.36334
}

Semantic roles & 50–950 ramp

primary

#3FB950

secondary

#C78DBF

accent

#4FC6D9

background

#F8FCF8

surface

#F0F9EF

border

#CBD2CA

text

#0C140B

muted

#7D827C

Preview Lab

Preview with #3FB950

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

Preview Lab → · Contrast checker → · Palette generator →