#63B028#63B028

#63B028 is a light, vivid yellow-green. Relative luminance 0.339; OKLCH L 68.2% C 0.182 H 135.0°. Best body text is #000000 at 7.77:1 contrast (WCAG AA passes).

Color values

HEX#63B028
RGBrgb(99, 176, 40)
HSLhsl(94, 63%, 42%)
HSVhsv(94, 77%, 69%)
CMYKcmyk(43.8%, 0%, 77.3%, 31%)
CIE-LABlab(64.85, -45.95, 57.66)
CIE-LCHlch(64.85, 73.73, 128.56°)
OKLaboklab(68.16% -0.1285 0.1283)
OKLCHoklch(68.16% 0.182 135)
XYZxyz(21.0535, 33.8553, 7.4324)
Luminance0.3386 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#63B028 #7528B0
analogous
#A7B028 #63B028 #28B031
triadic
#63B028 #2863B0 #B02863
tetradic
#63B028 #28A7B0 #7528B0 #B03128
square
#63B028 #28A7B0 #7528B0 #B03128
split-complementary
#63B028 #3128B0 #B028A7
monochromatic
#2B4C11 #477E1D #63B028 #81D441 #A2DF73

Accessibility & contrast

On white

2.70
#63B028 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

7.77
#63B028 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63B028
7.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##63B028#FFFFFF#000000##000000
##63B0281.002.707.777.77
#FFFFFF2.701.0021.0021.00
#0000007.7721.001.001.00
##0000007.7721.001.001.00

Color blindness preview

Protanopia (red-blind)
#B7A103
Deuteranopia (green-blind)
#AC9B37
Tritanopia (blue-blind)
#61A996
Achromatopsia (no color)
#9D9D9D

Design tokens & code

CSS
--color: #63b028;
/* rgb */ color: rgb(99, 176, 40);
/* oklch */ color: oklch(68.2% 0.182 135.0);
Tailwind
colors: {
  custom: {
    50: '#96c86d',
    500: '#63b028',
    950: '#000000',
  },
}
SCSS
$custom: #63b028;
$custom-light: #96c86d;
$custom-dark: #000000;
JSON
{
  "hex": "#63b028",
  "rgb": {
    "r": 99,
    "g": 176,
    "b": 40
  },
  "hsl": {
    "h": 93.971,
    "s": 62.963,
    "l": 42.353
  },
  "oklch": {
    "l": 0.68163,
    "c": 0.18164,
    "h": 135
  },
  "luminance": 0.33857
}

Semantic roles & 50–950 ramp

primary
#63B028
secondary
#A06DC6
accent
#42E69F
background
#F9FCF6
surface
#F2F8EC
border
#CCD1C7
text
#0E1308
muted
#7E827B

Preview Lab

Preview with #63B028

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

Preview Lab → · Contrast checker → · Palette generator →

#63B028 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva