#3FB63B#3FB63B

#3FB63B is a light, vivid green. Relative luminance 0.348; OKLCH L 68.5% C 0.193 H 142.7°. Best body text is #000000 at 7.97:1 contrast (WCAG AA passes).

Color values

HEX	#3FB63B
RGB	rgb(63, 182, 59)
HSL	hsl(118, 51%, 47%)
HSV	hsv(118, 68%, 71%)
CMYK	cmyk(65.4%, 0%, 67.6%, 28.6%)
CIE-LAB	lab(65.61, -56.55, 51.00)
CIE-LCH	lch(65.61, 76.15, 137.96°)
OKLab	oklab(68.48% -0.1538 0.1173)
OKLCH	oklch(68.48% 0.193 142.7)
XYZ	xyz(19.5662, 34.8264, 9.8279)
Luminance	0.3483 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FB63B #B23BB6

analogous

#7CB63B #3FB63B #3BB675

triadic

#3FB63B #3B3FB6 #B63B3F

tetradic

#3FB63B #3B7CB6 #B23BB6 #B6753B

square

#3FB63B #3B7CB6 #B23BB6 #B6753B

split-complementary

#3FB63B #753BB6 #B63B7C

monochromatic

#1F5A1D #2F882C #3FB63B #66CC62 #93DB90

Accessibility & contrast

On white

2.64

#3FB63B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.97

#3FB63B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FB63B

7.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FB63B	#FFFFFF	#000000	##000000
##3FB63B	1.00	2.64	7.97	7.97
#FFFFFF	2.64	1.00	21.00	21.00
#000000	7.97	21.00	1.00	1.00
##000000	7.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BAA52A

Deuteranopia (green-blind)

#AC9C46

Tritanopia (blue-blind)

#25B19D

Achromatopsia (no color)

#9F9F9F

Design tokens & code

CSS

--color: #3fb63b;
/* rgb */ color: rgb(63, 182, 59);
/* oklch */ color: oklch(68.5% 0.193 142.7);

Tailwind

colors: {
  custom: {
    50: '#83cd77',
    500: '#3fb63b',
    950: '#000000',
  },
}

SCSS

$custom: #3fb63b;
$custom-light: #83cd77;
$custom-dark: #000000;

JSON

{
  "hex": "#3fb63b",
  "rgb": {
    "r": 63,
    "g": 182,
    "b": 59
  },
  "hsl": {
    "h": 118.049,
    "s": 51.037,
    "l": 47.255
  },
  "oklch": {
    "l": 0.68484,
    "c": 0.19343,
    "h": 142.7
  },
  "luminance": 0.34828
}

Semantic roles & 50–950 ramp

primary

#3FB63B

secondary

#C487C6

accent

#4DDBD6

background

#F8FCF7

surface

#F0F9ED

border

#CBD2C8

text

#0C1409

muted

#7D827B

Preview Lab

Preview with #3FB63B

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

Preview Lab → · Contrast checker → · Palette generator →