#63B319#63B319

#63B319 is a light, vivid yellow-green. Relative luminance 0.350; OKLCH L 68.9% C 0.192 H 134.6°. Best body text is #000000 at 7.99:1 contrast (WCAG AA passes).

Color values

HEX#63B319
RGBrgb(99, 179, 25)
HSLhsl(91, 75%, 40%)
HSVhsv(91, 86%, 70%)
CMYKcmyk(44.7%, 0%, 86%, 29.8%)
CIE-LABlab(65.72, -47.87, 62.58)
CIE-LCHlch(65.72, 78.78, 127.41°)
OKLaboklab(68.86% -0.1345 0.1365)
OKLCHoklch(68.86% 0.192 134.6)
XYZxyz(21.4407, 34.9618, 6.5380)
Luminance0.3496 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#63B319 #6919B3
analogous
#B0B319 #63B319 #19B31C
triadic
#63B319 #1963B3 #B31963
tetradic
#63B319 #19B0B3 #6919B3 #B31C19
square
#63B319 #19B0B3 #6919B3 #B31C19
split-complementary
#63B319 #1C19B3 #B319B0
monochromatic
#28480A #457D12 #63B319 #81E128 #A0E85E

Accessibility & contrast

On white

2.63
#63B319 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

7.99
#63B319 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63B319
7.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##63B319#FFFFFF#000000##000000
##63B3191.002.637.997.99
#FFFFFF2.631.0021.0021.00
#0000007.9921.001.001.00
##0000007.9921.001.001.00

Color blindness preview

Protanopia (red-blind)
#BAA400
Deuteranopia (green-blind)
#B09D2E
Tritanopia (blue-blind)
#61AC98
Achromatopsia (no color)
#A0A0A0

Design tokens & code

CSS
--color: #63b319;
/* rgb */ color: rgb(99, 179, 25);
/* oklch */ color: oklch(68.9% 0.192 134.6);
Tailwind
colors: {
  custom: {
    50: '#97ca67',
    500: '#63b319',
    950: '#000000',
  },
}
SCSS
$custom: #63b319;
$custom-light: #97ca67;
$custom-dark: #000000;
JSON
{
  "hex": "#63b319",
  "rgb": {
    "r": 99,
    "g": 179,
    "b": 25
  },
  "hsl": {
    "h": 91.169,
    "s": 75.49,
    "l": 40
  },
  "oklch": {
    "l": 0.68857,
    "c": 0.19164,
    "h": 134.6
  },
  "luminance": 0.34963
}

Semantic roles & 50–950 ramp

primary
#63B319
secondary
#965BCC
accent
#36F298
background
#F9FCF6
surface
#F2F8EB
border
#CCD1C6
text
#0E1307
muted
#7E827A

Preview Lab

Preview with #63B319

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

Preview Lab → · Contrast checker → · Palette generator →

#63B319 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva