#63BD1D#63BD1D

#63BD1D is a light, highly saturated yellow-green. Relative luminance 0.391; OKLCH L 71.4% C 0.202 H 135.7°. Best body text is #000000 at 8.83:1 contrast (WCAG AA passes).

Color values

HEX	#63BD1D
RGB	rgb(99, 189, 29)
HSL	hsl(94, 73%, 43%)
HSV	hsv(94, 85%, 74%)
CMYK	cmyk(47.6%, 0%, 84.7%, 25.9%)
CIE-LAB	lab(68.85, -51.62, 64.40)
CIE-LCH	lch(68.85, 82.54, 128.72°)
OKLab	oklab(71.43% -0.1444 0.1409)
OKLCH	oklch(71.43% 0.202 135.7)
XYZ	xyz(23.5644, 39.1350, 7.4743)
Luminance	0.3914 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63BD1D #771DBD

analogous

#B3BD1D #63BD1D #1DBD27

triadic

#63BD1D #1D63BD #BD1D63

tetradic

#63BD1D #1DB3BD #771DBD #BD271D

square

#63BD1D #1DB3BD #771DBD #BD271D

split-complementary

#63BD1D #271DBD #BD1DB3

monochromatic

#2B530D #478815 #63BD1D #81E037 #A2E86C

Accessibility & contrast

On white

2.38

#63BD1D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.83

#63BD1D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63BD1D

8.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63BD1D	#FFFFFF	#000000	##000000
##63BD1D	1.00	2.38	8.83	8.83
#FFFFFF	2.38	1.00	21.00	21.00
#000000	8.83	21.00	1.00	1.00
##000000	8.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C4AD00

Deuteranopia (green-blind)

#B8A532

Tritanopia (blue-blind)

#5FB6A1

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #63bd1d;
/* rgb */ color: rgb(99, 189, 29);
/* oklch */ color: oklch(71.4% 0.202 135.7);

Tailwind

colors: {
  custom: {
    50: '#98d16a',
    500: '#63bd1d',
    950: '#000000',
  },
}

SCSS

$custom: #63bd1d;
$custom-light: #98d16a;
$custom-dark: #000000;

JSON

{
  "hex": "#63bd1d",
  "rgb": {
    "r": 99,
    "g": 189,
    "b": 29
  },
  "hsl": {
    "h": 93.75,
    "s": 73.394,
    "l": 42.745
  },
  "oklch": {
    "l": 0.71434,
    "c": 0.20174,
    "h": 135.7
  },
  "luminance": 0.39137
}

Semantic roles & 50–950 ramp

primary

#63BD1D

secondary

#A167CE

accent

#38F09F

background

#F9FCF6

surface

#F2F9EC

border

#CCD2C7

text

#0F1407

muted

#7E827A

Preview Lab

Preview with #63BD1D

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

Preview Lab → · Contrast checker → · Palette generator →