#99D53E#99D53E

#99D53E is a light, vivid yellow-green. Relative luminance 0.547; OKLCH L 80.4% C 0.187 H 128.9°. Best body text is #000000 at 11.94:1 contrast (WCAG AA passes).

Color values

HEX	#99D53E
RGB	rgb(153, 213, 62)
HSL	hsl(84, 64%, 54%)
HSV	hsv(84, 71%, 84%)
CMYK	cmyk(28.2%, 0%, 70.9%, 16.5%)
CIE-LAB	lab(78.87, -41.24, 64.78)
CIE-LCH	lch(78.87, 76.79, 122.48°)
OKLab	oklab(80.39% -0.1175 0.1455)
OKLCH	oklch(80.39% 0.187 128.9)
XYZ	xyz(37.8005, 54.7076, 13.1245)
Luminance	0.5471 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99D53E #7A3ED5

analogous

#D5C63E #99D53E #4ED53E

triadic

#99D53E #3E99D5 #D53E99

tetradic

#99D53E #3ED5C6 #7A3ED5 #D53E4E

square

#99D53E #3ED5C6 #7A3ED5 #D53E4E

split-complementary

#99D53E #3E4ED5 #C63ED5

monochromatic

#567D1B #79B026 #99D53E #B4E070 #CEEBA3

Accessibility & contrast

On white

1.76

#99D53E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.94

#99D53E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99D53E

11.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99D53E	#FFFFFF	#000000	##000000
##99D53E	1.00	1.76	11.94	11.94
#FFFFFF	1.76	1.00	21.00	21.00
#000000	11.94	21.00	1.00	1.00
##000000	11.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DFC624

Deuteranopia (green-blind)

#D7C24C

Tritanopia (blue-blind)

#9ECCB7

Achromatopsia (no color)

#C3C3C3

Design tokens & code

CSS

--color: #99d53e;
/* rgb */ color: rgb(153, 213, 62);
/* oklch */ color: oklch(80.4% 0.187 128.9);

Tailwind

colors: {
  custom: {
    50: '#bbe27c',
    500: '#99d53e',
    950: '#000000',
  },
}

SCSS

$custom: #99d53e;
$custom-light: #bbe27c;
$custom-dark: #000000;

JSON

{
  "hex": "#99d53e",
  "rgb": {
    "r": 153,
    "g": 213,
    "b": 62
  },
  "hsl": {
    "h": 83.841,
    "s": 64.255,
    "l": 53.922
  },
  "oklch": {
    "l": 0.80391,
    "c": 0.18702,
    "h": 128.9
  },
  "luminance": 0.54709
}

Semantic roles & 50–950 ramp

primary

#99D53E

secondary

#533285

accent

#41E783

background

#FDFEFB

surface

#F9FCF2

border

#D2D5CC

text

#12150A

muted

#82847D

Preview Lab

Preview with #99D53E

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

Preview Lab → · Contrast checker → · Palette generator →