#99D151#99D151

#99D151 is a light, vivid yellow-green. Relative luminance 0.530; OKLCH L 79.6% C 0.169 H 129.6°. Best body text is #000000 at 11.59:1 contrast (WCAG AA passes).

Color values

HEX	#99D151
RGB	rgb(153, 209, 81)
HSL	hsl(86, 58%, 57%)
HSV	hsv(86, 61%, 82%)
CMYK	cmyk(26.8%, 0%, 61.2%, 18%)
CIE-LAB	lab(77.86, -38.08, 56.20)
CIE-LCH	lch(77.86, 67.89, 124.12°)
OKLab	oklab(79.61% -0.1073 0.1299)
OKLCH	oklch(79.61% 0.169 129.6)
XYZ	xyz(37.4223, 52.9664, 16.0349)
Luminance	0.5297 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99D151 #8951D1

analogous

#D1C951 #99D151 #59D151

triadic

#99D151 #5199D1 #D15199

tetradic

#99D151 #51D1C9 #8951D1 #D15159

square

#99D151 #51D1C9 #8951D1 #D15159

split-complementary

#99D151 #5159D1 #C951D1

monochromatic

#5A8523 #7BB530 #99D151 #B5DE81 #D2EBB2

Accessibility & contrast

On white

1.81

#99D151 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.59

#99D151 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99D151

11.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99D151	#FFFFFF	#000000	##000000
##99D151	1.00	1.81	11.59	11.59
#FFFFFF	1.81	1.00	21.00	21.00
#000000	11.59	21.00	1.00	1.00
##000000	11.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DAC342

Deuteranopia (green-blind)

#D2BF5A

Tritanopia (blue-blind)

#9DC8B6

Achromatopsia (no color)

#C0C0C0

Design tokens & code

CSS

--color: #99d151;
/* rgb */ color: rgb(153, 209, 81);
/* oklch */ color: oklch(79.6% 0.169 129.6);

Tailwind

colors: {
  custom: {
    50: '#badf87',
    500: '#99d151',
    950: '#000000',
  },
}

SCSS

$custom: #99d151;
$custom-light: #badf87;
$custom-dark: #000000;

JSON

{
  "hex": "#99d151",
  "rgb": {
    "r": 153,
    "g": 209,
    "b": 81
  },
  "hsl": {
    "h": 86.25,
    "s": 58.182,
    "l": 56.863
  },
  "oklch": {
    "l": 0.79611,
    "c": 0.16851,
    "h": 129.6
  },
  "luminance": 0.52967
}

Semantic roles & 50–950 ramp

primary

#99D151

secondary

#5E3B8B

accent

#46E18A

background

#FDFEFC

surface

#F8FCF3

border

#D1D5CD

text

#12150C

muted

#82847F

Preview Lab

Preview with #99D151

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

Preview Lab → · Contrast checker → · Palette generator →