#63BF30#63BF30

#63BF30 is a light, vivid yellow-green. Relative luminance 0.401; OKLCH L 72.0% C 0.195 H 136.9°. Best body text is #000000 at 9.03:1 contrast (WCAG AA passes).

Color values

HEX#63BF30
RGBrgb(99, 191, 48)
HSLhsl(99, 60%, 47%)
HSVhsv(99, 75%, 75%)
CMYKcmyk(48.2%, 0%, 74.9%, 25.1%)
CIE-LABlab(69.56, -51.41, 59.56)
CIE-LCHlch(69.56, 78.68, 130.80°)
OKLaboklab(72.05% -0.1427 0.1335)
OKLCHoklch(72.05% 0.195 136.9)
XYZxyz(24.3092, 40.1260, 9.2599)
Luminance0.4013 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#63BF30 #8C30BF
analogous
#ABBF30 #63BF30 #30BF44
triadic
#63BF30 #3063BF #BF3063
tetradic
#63BF30 #30ABBF #8C30BF #BF4430
square
#63BF30 #30ABBF #8C30BF #BF4430
split-complementary
#63BF30 #4430BF #BF30AB
monochromatic
#305D17 #4A8E24 #63BF30 #84D557 #A8E188

Accessibility & contrast

On white

2.33
#63BF30 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

9.03
#63BF30 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63BF30
9.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##63BF30#FFFFFF#000000##000000
##63BF301.002.339.039.03
#FFFFFF2.331.0021.0021.00
#0000009.0321.001.001.00
##0000009.0321.001.001.00

Color blindness preview

Protanopia (red-blind)
#C5AF11
Deuteranopia (green-blind)
#B9A73F
Tritanopia (blue-blind)
#5EB8A4
Achromatopsia (no color)
#AAAAAA

Design tokens & code

CSS
--color: #63bf30;
/* rgb */ color: rgb(99, 191, 48);
/* oklch */ color: oklch(72.0% 0.195 136.9);
Tailwind
colors: {
  custom: {
    50: '#98d372',
    500: '#63bf30',
    950: '#000000',
  },
}
SCSS
$custom: #63bf30;
$custom-light: #98d372;
$custom-dark: #000000;
JSON
{
  "hex": "#63bf30",
  "rgb": {
    "r": 99,
    "g": 191,
    "b": 48
  },
  "hsl": {
    "h": 98.601,
    "s": 59.833,
    "l": 46.863
  },
  "oklch": {
    "l": 0.72047,
    "c": 0.19543,
    "h": 136.9
  },
  "luminance": 0.40128
}

Semantic roles & 50–950 ramp

primary
#63BF30
secondary
#B080CB
accent
#45E3AB
background
#F9FDF7
surface
#F2FAED
border
#CCD3C8
text
#0E1409
muted
#7E837B

Preview Lab

Preview with #63BF30

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

Preview Lab → · Contrast checker → · Palette generator →

#63BF30 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva