#63BF39#63BF39

#63BF39 is a light, vivid green. Relative luminance 0.402; OKLCH L 72.1% C 0.190 H 137.6°. Best body text is #000000 at 9.04:1 contrast (WCAG AA passes).

Color values

HEX	#63BF39
RGB	rgb(99, 191, 57)
HSL	hsl(101, 54%, 49%)
HSV	hsv(101, 70%, 75%)
CMYK	cmyk(48.2%, 0%, 70.2%, 25.1%)
CIE-LAB	lab(69.62, -50.77, 56.37)
CIE-LCH	lch(69.62, 75.86, 132.01°)
OKLab	oklab(72.11% -0.1404 0.1281)
OKLCH	oklch(72.11% 0.19 137.6)
XYZ	xyz(24.5141, 40.2080, 10.3393)
Luminance	0.4021 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63BF39 #9539BF

analogous

#A6BF39 #63BF39 #39BF52

triadic

#63BF39 #3963BF #BF3963

tetradic

#63BF39 #39A6BF #9539BF #BF5239

square

#63BF39 #39A6BF #9539BF #BF5239

split-complementary

#63BF39 #5239BF #BF39A6

monochromatic

#32611D #4B902B #63BF39 #86D164 #ABDF93

Accessibility & contrast

On white

2.32

#63BF39 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.04

#63BF39 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63BF39

9.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63BF39	#FFFFFF	#000000	##000000
##63BF39	1.00	2.32	9.04	9.04
#FFFFFF	2.32	1.00	21.00	21.00
#000000	9.04	21.00	1.00	1.00
##000000	9.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C5AF24

Deuteranopia (green-blind)

#B9A746

Tritanopia (blue-blind)

#5DB8A4

Achromatopsia (no color)

#AAAAAA

Design tokens & code

CSS

--color: #63bf39;
/* rgb */ color: rgb(99, 191, 57);
/* oklch */ color: oklch(72.1% 0.190 137.6);

Tailwind

colors: {
  custom: {
    50: '#97d377',
    500: '#63bf39',
    950: '#000000',
  },
}

SCSS

$custom: #63bf39;
$custom-light: #97d377;
$custom-dark: #000000;

JSON

{
  "hex": "#63bf39",
  "rgb": {
    "r": 99,
    "g": 191,
    "b": 57
  },
  "hsl": {
    "h": 101.194,
    "s": 54.032,
    "l": 48.627
  },
  "oklch": {
    "l": 0.72113,
    "c": 0.19005,
    "h": 137.6
  },
  "luminance": 0.4021
}

Semantic roles & 50–950 ramp

primary

#63BF39

secondary

#B68ACA

accent

#4ADDAF

background

#F9FDF7

surface

#F2FAEE

border

#CCD3C9

text

#0E1409

muted

#7E837B

Preview Lab

Preview with #63BF39

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

Preview Lab → · Contrast checker → · Palette generator →