#63AD23#63AD23

#63AD23 is a light, vivid yellow-green. Relative luminance 0.327; OKLCH L 67.4% C 0.180 H 134.4°. Best body text is #000000 at 7.53:1 contrast (WCAG AA passes).

Color values

HEX	#63AD23
RGB	rgb(99, 173, 35)
HSL	hsl(92, 66%, 41%)
HSV	hsv(92, 80%, 68%)
CMYK	cmyk(42.8%, 0%, 79.8%, 32.2%)
CIE-LAB	lab(63.88, -45.00, 58.31)
CIE-LCH	lch(63.88, 73.66, 127.66°)
OKLab	oklab(67.36% -0.1263 0.1289)
OKLCH	oklch(67.36% 0.181 134.4)
XYZ	xyz(20.3921, 32.6600, 6.8193)
Luminance	0.3266 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63AD23 #6D23AD

analogous

#A8AD23 #63AD23 #23AD28

triadic

#63AD23 #2363AD #AD2363

tetradic

#63AD23 #23A8AD #6D23AD #AD2823

square

#63AD23 #23A8AD #6D23AD #AD2823

split-complementary

#63AD23 #2823AD #AD23A8

monochromatic

#29470E #467A19 #63AD23 #81D637 #A1E16A

Accessibility & contrast

On white

2.79

#63AD23 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.53

#63AD23 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63AD23

7.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63AD23	#FFFFFF	#000000	##000000
##63AD23	1.00	2.79	7.53	7.53
#FFFFFF	2.79	1.00	21.00	21.00
#000000	7.53	21.00	1.00	1.00
##000000	7.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B49F00

Deuteranopia (green-blind)

#AA9933

Tritanopia (blue-blind)

#62A694

Achromatopsia (no color)

#9B9B9B

Design tokens & code

CSS

--color: #63ad23;
/* rgb */ color: rgb(99, 173, 35);
/* oklch */ color: oklch(67.4% 0.180 134.4);

Tailwind

colors: {
  custom: {
    50: '#96c66a',
    500: '#63ad23',
    950: '#000000',
  },
}

SCSS

$custom: #63ad23;
$custom-light: #96c66a;
$custom-dark: #000000;

JSON

{
  "hex": "#63ad23",
  "rgb": {
    "r": 99,
    "g": 173,
    "b": 35
  },
  "hsl": {
    "h": 92.174,
    "s": 66.346,
    "l": 40.784
  },
  "oklch": {
    "l": 0.67365,
    "c": 0.1805,
    "h": 134.4
  },
  "luminance": 0.32661
}

Semantic roles & 50–950 ramp

primary

#63AD23

secondary

#9965C7

accent

#3FE99A

background

#F9FCF6

surface

#F2F8EC

border

#CCD1C7

text

#0E1307

muted

#7E827A

Preview Lab

Preview with #63AD23

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

Preview Lab → · Contrast checker → · Palette generator →