#99D63F#99D63F

#99D63F is a light, vivid yellow-green. Relative luminance 0.552; OKLCH L 80.6% C 0.188 H 129.2°. Best body text is #000000 at 12.04:1 contrast (WCAG AA passes).

Color values

HEX	#99D63F
RGB	rgb(153, 214, 63)
HSL	hsl(84, 65%, 54%)
HSV	hsv(84, 71%, 84%)
CMYK	cmyk(28.5%, 0%, 70.6%, 16.1%)
CIE-LAB	lab(79.17, -41.61, 64.72)
CIE-LCH	lch(79.17, 76.94, 122.74°)
OKLab	oklab(80.63% -0.1185 0.1455)
OKLCH	oklch(80.63% 0.188 129.2)
XYZ	xyz(38.0805, 55.2233, 13.3545)
Luminance	0.5522 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99D63F #7C3FD6

analogous

#D6C73F #99D63F #4ED63F

triadic

#99D63F #3F99D6 #D63F99

tetradic

#99D63F #3FD6C7 #7C3FD6 #D63F4E

square

#99D63F #3FD6C7 #7C3FD6 #D63F4E

split-complementary

#99D63F #3F4ED6 #C73FD6

monochromatic

#577F1B #79B226 #99D63F #B4E171 #CFECA4

Accessibility & contrast

On white

1.74

#99D63F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.04

#99D63F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99D63F

12.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99D63F	#FFFFFF	#000000	##000000
##99D63F	1.00	1.74	12.04	12.04
#FFFFFF	1.74	1.00	21.00	21.00
#000000	12.04	21.00	1.00	1.00
##000000	12.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E0C725

Deuteranopia (green-blind)

#D8C34D

Tritanopia (blue-blind)

#9DCDB8

Achromatopsia (no color)

#C4C4C4

Design tokens & code

CSS

--color: #99d63f;
/* rgb */ color: rgb(153, 214, 63);
/* oklch */ color: oklch(80.6% 0.188 129.2);

Tailwind

colors: {
  custom: {
    50: '#bbe37d',
    500: '#99d63f',
    950: '#000000',
  },
}

SCSS

$custom: #99d63f;
$custom-light: #bbe37d;
$custom-dark: #000000;

JSON

{
  "hex": "#99d63f",
  "rgb": {
    "r": 153,
    "g": 214,
    "b": 63
  },
  "hsl": {
    "h": 84.238,
    "s": 64.807,
    "l": 54.314
  },
  "oklch": {
    "l": 0.80634,
    "c": 0.18764,
    "h": 129.2
  },
  "luminance": 0.55224
}

Semantic roles & 50–950 ramp

primary

#99D63F

secondary

#553387

accent

#40E884

background

#FDFEFB

surface

#F9FCF2

border

#D2D5CC

text

#12150A

muted

#82847D

Preview Lab

Preview with #99D63F

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

Preview Lab → · Contrast checker → · Palette generator →