#63A423#63A423

#63A423 is a light, vivid yellow-green. Relative luminance 0.293; OKLCH L 65.1% C 0.170 H 133.3°. Best body text is #000000 at 6.86:1 contrast (WCAG AA passes).

Color values

HEX#63A423
RGBrgb(99, 164, 35)
HSLhsl(90, 65%, 39%)
HSVhsv(90, 79%, 64%)
CMYKcmyk(39.6%, 0%, 78.7%, 35.7%)
CIE-LABlab(61.07, -41.25, 55.67)
CIE-LCHlch(61.07, 69.29, 126.54°)
OKLaboklab(65.06% -0.1162 0.1234)
OKLCHoklch(65.06% 0.17 133.3)
XYZxyz(18.7241, 29.3240, 6.2633)
Luminance0.2933 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#63A423 #6423A4
analogous
#A4A423 #63A423 #23A424
triadic
#63A423 #2363A4 #A42363
tetradic
#63A423 #23A4A4 #6423A4 #A42423
square
#63A423 #23A4A4 #6423A4 #A42423
split-complementary
#63A423 #2423A4 #A423A4
monochromatic
#263F0D #457218 #63A423 #81D331 #A0DE64

Accessibility & contrast

On white

3.06
#63A423 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

6.86
#63A423 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #63A423
6.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##63A423#FFFFFF#000000##000000
##63A4231.003.066.866.86
#FFFFFF3.061.0021.0021.00
#0000006.8621.001.001.00
##0000006.8621.001.001.00

Color blindness preview

Protanopia (red-blind)
#AB9700
Deuteranopia (green-blind)
#A29231
Tritanopia (blue-blind)
#639D8C
Achromatopsia (no color)
#939393

Design tokens & code

CSS
--color: #63a423;
/* rgb */ color: rgb(99, 164, 35);
/* oklch */ color: oklch(65.1% 0.170 133.3);
Tailwind
colors: {
  custom: {
    50: '#95bf69',
    500: '#63a423',
    950: '#000000',
  },
}
SCSS
$custom: #63a423;
$custom-light: #95bf69;
$custom-dark: #000000;
JSON
{
  "hex": "#63a423",
  "rgb": {
    "r": 99,
    "g": 164,
    "b": 35
  },
  "hsl": {
    "h": 90.233,
    "s": 64.824,
    "l": 39.02
  },
  "oklch": {
    "l": 0.65056,
    "c": 0.16951,
    "h": 133.3
  },
  "luminance": 0.29325
}

Semantic roles & 50–950 ramp

primary
#63A423
secondary
#9260C3
accent
#40E895
background
#F9FBF6
surface
#F2F7EB
border
#CCD0C6
text
#0E1207
muted
#7E817A

Preview Lab

Preview with #63A423

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

Preview Lab → · Contrast checker → · Palette generator →

#63A423 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva