#63BB34#63BB34

#63BB34 is a light, vivid yellow-green. Relative luminance 0.384; OKLCH L 71.1% C 0.188 H 136.9°. Best body text is #000000 at 8.69:1 contrast (WCAG AA passes).

Color values

HEX	#63BB34
RGB	rgb(99, 187, 52)
HSL	hsl(99, 56%, 47%)
HSV	hsv(99, 72%, 73%)
CMYK	cmyk(47.1%, 0%, 72.2%, 26.7%)
CIE-LAB	lab(68.34, -49.57, 56.94)
CIE-LCH	lch(68.34, 75.50, 131.04°)
OKLab	oklab(71.06% -0.1375 0.1286)
OKLCH	oklch(71.06% 0.188 136.9)
XYZ	xyz(23.5350, 38.4397, 9.4276)
Luminance	0.3844 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63BB34 #8C34BB

analogous

#A7BB34 #63BB34 #34BB49

triadic

#63BB34 #3463BB #BB3463

tetradic

#63BB34 #34A7BB #8C34BB #BB4934

square

#63BB34 #34A7BB #8C34BB #BB4934

split-complementary

#63BB34 #4934BB #BB34A7

monochromatic

#305B19 #4A8B27 #63BB34 #84D15B #A8DF8B

Accessibility & contrast

On white

2.42

#63BB34 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.69

#63BB34 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63BB34

8.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63BB34	#FFFFFF	#000000	##000000
##63BB34	1.00	2.42	8.69	8.69
#FFFFFF	2.42	1.00	21.00	21.00
#000000	8.69	21.00	1.00	1.00
##000000	8.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C1AB1C

Deuteranopia (green-blind)

#B6A441

Tritanopia (blue-blind)

#5EB4A1

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #63bb34;
/* rgb */ color: rgb(99, 187, 52);
/* oklch */ color: oklch(71.1% 0.188 136.9);

Tailwind

colors: {
  custom: {
    50: '#97d074',
    500: '#63bb34',
    950: '#000000',
  },
}

SCSS

$custom: #63bb34;
$custom-light: #97d074;
$custom-dark: #000000;

JSON

{
  "hex": "#63bb34",
  "rgb": {
    "r": 99,
    "g": 187,
    "b": 52
  },
  "hsl": {
    "h": 99.111,
    "s": 56.485,
    "l": 46.863
  },
  "oklch": {
    "l": 0.71055,
    "c": 0.18825,
    "h": 136.9
  },
  "luminance": 0.38441
}

Semantic roles & 50–950 ramp

primary

#63BB34

secondary

#B082C9

accent

#48E0AB

background

#F9FCF7

surface

#F2F9ED

border

#CCD2C8

text

#0E1409

muted

#7E827B

Preview Lab

Preview with #63BB34

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

Preview Lab → · Contrast checker → · Palette generator →