#63B530#63B530

#63B530 is a light, vivid yellow-green. Relative luminance 0.359; OKLCH L 69.5% C 0.183 H 136.1°. Best body text is #000000 at 8.18:1 contrast (WCAG AA passes).

Color values

HEX#63B530
RGBrgb(99, 181, 48)
HSLhsl(97, 58%, 45%)
HSVhsv(97, 73%, 71%)
CMYKcmyk(45.3%, 0%, 73.5%, 29%)
CIE-LABlab(66.45, -47.47, 56.49)
CIE-LCHlch(66.45, 73.79, 130.04°)
OKLaboklab(69.49% -0.1321 0.1271)
OKLCHoklch(69.49% 0.183 136.1)
XYZxyz(22.2024, 35.9124, 8.5576)
Luminance0.3591 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#63B530 #8230B5
analogous
#A6B530 #63B530 #30B53F
triadic
#63B530 #3063B5 #B53063
tetradic
#63B530 #30A6B5 #8230B5 #B53F30
square
#63B530 #30A6B5 #8230B5 #B53F30
split-complementary
#63B530 #3F30B5 #B530A6
monochromatic
#2E5416 #498523 #63B530 #82D151 #A5DE82

Accessibility & contrast

On white

2.57
#63B530 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

8.18
#63B530 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63B530
8.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##63B530#FFFFFF#000000##000000
##63B5301.002.578.188.18
#FFFFFF2.571.0021.0021.00
#0000008.1821.001.001.00
##0000008.1821.001.001.00

Color blindness preview

Protanopia (red-blind)
#BBA617
Deuteranopia (green-blind)
#B09F3D
Tritanopia (blue-blind)
#60AE9B
Achromatopsia (no color)
#A2A2A2

Design tokens & code

CSS
--color: #63b530;
/* rgb */ color: rgb(99, 181, 48);
/* oklch */ color: oklch(69.5% 0.183 136.1);
Tailwind
colors: {
  custom: {
    50: '#96cc71',
    500: '#63b530',
    950: '#000000',
  },
}
SCSS
$custom: #63b530;
$custom-light: #96cc71;
$custom-dark: #000000;
JSON
{
  "hex": "#63b530",
  "rgb": {
    "r": 99,
    "g": 181,
    "b": 48
  },
  "hsl": {
    "h": 96.992,
    "s": 58.079,
    "l": 44.902
  },
  "oklch": {
    "l": 0.69495,
    "c": 0.18329,
    "h": 136.1
  },
  "luminance": 0.35914
}

Semantic roles & 50–950 ramp

primary
#63B530
secondary
#A97AC7
accent
#46E1A6
background
#F9FCF7
surface
#F2F9ED
border
#CCD2C8
text
#0E1308
muted
#7E827B

Preview Lab

Preview with #63B530

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

Preview Lab → · Contrast checker → · Palette generator →

#63B530 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva