#99DF63#99DF63

#99DF63 is a very light, vivid yellow-green. Relative luminance 0.604; OKLCH L 83.1% C 0.172 H 133.4°. Best body text is #000000 at 13.09:1 contrast (WCAG AA passes).

Color values

HEX	#99DF63
RGB	rgb(153, 223, 99)
HSL	hsl(94, 66%, 63%)
HSV	hsv(94, 56%, 87%)
CMYK	cmyk(31.4%, 0%, 55.6%, 12.5%)
CIE-LAB	lab(82.08, -42.60, 53.06)
CIE-LCH	lch(82.08, 68.05, 128.76°)
OKLab	oklab(83.1% -0.1183 0.125)
OKLCH	oklch(83.1% 0.172 133.4)
XYZ	xyz(41.7759, 60.4470, 21.2683)
Luminance	0.6045 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99DF63 #A963DF

analogous

#D7DF63 #99DF63 #63DF6B

triadic

#99DF63 #6399DF #DF6399

tetradic

#99DF63 #63D7DF #A963DF #DF6B63

square

#99DF63 #63D7DF #A963DF #DF6B63

split-complementary

#99DF63 #6B63DF #DF63D7

monochromatic

#5BA622 #78D530 #99DF63 #BAE996 #DBF4C9

Accessibility & contrast

On white

1.60

#99DF63 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.09

#99DF63 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99DF63

13.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99DF63	#FFFFFF	#000000	##000000
##99DF63	1.00	1.60	13.09	13.09
#FFFFFF	1.60	1.00	21.00	21.00
#000000	13.09	21.00	1.00	1.00
##000000	13.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E7D057

Deuteranopia (green-blind)

#DDCA6C

Tritanopia (blue-blind)

#9AD7C4

Achromatopsia (no color)

#CCCCCC

Design tokens & code

CSS

--color: #99df63;
/* rgb */ color: rgb(153, 223, 99);
/* oklch */ color: oklch(83.1% 0.172 133.4);

Tailwind

colors: {
  custom: {
    50: '#bae993',
    500: '#99df63',
    950: '#000000',
  },
}

SCSS

$custom: #99df63;
$custom-light: #bae993;
$custom-dark: #000000;

JSON

{
  "hex": "#99df63",
  "rgb": {
    "r": 153,
    "g": 223,
    "b": 99
  },
  "hsl": {
    "h": 93.871,
    "s": 65.957,
    "l": 63.137
  },
  "oklch": {
    "l": 0.83097,
    "c": 0.17214,
    "h": 133.4
  },
  "luminance": 0.60449
}

Semantic roles & 50–950 ramp

primary

#99DF63

secondary

#7A3EA8

accent

#18CE7F

background

#FDFEFC

surface

#F8FDF4

border

#D1D5CE

text

#12160D

muted

#82847F

Preview Lab

Preview with #99DF63

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

Preview Lab → · Contrast checker → · Palette generator →