#63CA27#63CA27

#63CA27 is a light, highly saturated yellow-green. Relative luminance 0.450; OKLCH L 74.8% C 0.213 H 137.1°. Best body text is #000000 at 10.01:1 contrast (WCAG AA passes).

Color values

HEX#63CA27
RGBrgb(99, 202, 39)
HSLhsl(98, 68%, 47%)
HSVhsv(98, 81%, 79%)
CMYKcmyk(51%, 0%, 80.7%, 20.8%)
CIE-LABlab(72.92, -56.08, 65.51)
CIE-LCHlch(72.92, 86.24, 130.56°)
OKLaboklab(74.8% -0.1558 0.1447)
OKLCHoklch(74.8% 0.213 137.1)
XYZxyz(26.6315, 45.0382, 9.2090)
Luminance0.4504 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#63CA27 #8E27CA
analogous
#B5CA27 #63CA27 #27CA3C
triadic
#63CA27 #2763CA #CA2763
tetradic
#63CA27 #27B5CA #8E27CA #CA3C27
square
#63CA27 #27B5CA #8E27CA #CA3C27
split-complementary
#63CA27 #3C27CA #CA27B5
monochromatic
#316313 #4A971D #63CA27 #85DD51 #A9E784

Accessibility & contrast

On white

2.10
#63CA27 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

10.01
#63CA27 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63CA27
10.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##63CA27#FFFFFF#000000##000000
##63CA271.002.1010.0110.01
#FFFFFF2.101.0021.0021.00
#00000010.0121.001.001.00
##00000010.0121.001.001.00

Color blindness preview

Protanopia (red-blind)
#D1B800
Deuteranopia (green-blind)
#C4B03B
Tritanopia (blue-blind)
#5CC3AC
Achromatopsia (no color)
#B3B3B3

Design tokens & code

CSS
--color: #63ca27;
/* rgb */ color: rgb(99, 202, 39);
/* oklch */ color: oklch(74.8% 0.213 137.1);
Tailwind
colors: {
  custom: {
    50: '#99db70',
    500: '#63ca27',
    950: '#000000',
  },
}
SCSS
$custom: #63ca27;
$custom-light: #99db70;
$custom-dark: #000000;
JSON
{
  "hex": "#63ca27",
  "rgb": {
    "r": 99,
    "g": 202,
    "b": 39
  },
  "hsl": {
    "h": 97.914,
    "s": 67.635,
    "l": 47.255
  },
  "oklch": {
    "l": 0.74795,
    "c": 0.2126,
    "h": 137.1
  },
  "luminance": 0.4504
}

Semantic roles & 50–950 ramp

primary
#63CA27
secondary
#B17CD0
accent
#3DEBAB
background
#FAFDF7
surface
#F3FBED
border
#CDD4C8
text
#0F1508
muted
#7F837B

Preview Lab

Preview with #63CA27

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

Preview Lab → · Contrast checker → · Palette generator →

#63CA27 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva