#99DD54#99DD54

#99DD54 is a very light, vivid yellow-green. Relative luminance 0.591; OKLCH L 82.5% C 0.182 H 131.7°. Best body text is #000000 at 12.83:1 contrast (WCAG AA passes).

Color values

HEX	#99DD54
RGB	rgb(153, 221, 84)
HSL	hsl(90, 67%, 60%)
HSV	hsv(90, 62%, 87%)
CMYK	cmyk(30.8%, 0%, 62%, 13.3%)
CIE-LAB	lab(81.36, -43.12, 58.79)
CIE-LCH	lch(81.36, 72.91, 126.25°)
OKLab	oklab(82.47% -0.1209 0.1358)
OKLCH	oklch(82.47% 0.182 131.7)
XYZ	xyz(40.5931, 59.1239, 17.6591)
Luminance	0.5913 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99DD54 #9854DD

analogous

#DDDC54 #99DD54 #55DD54

triadic

#99DD54 #5499DD #DD5499

tetradic

#99DD54 #54DDDC #9854DD #DD5455

square

#99DD54 #54DDDC #9854DD #DD5455

split-complementary

#99DD54 #5455DD #DC54DD

monochromatic

#5C981E #7ACB28 #99DD54 #B7E787 #D6F1BA

Accessibility & contrast

On white

1.64

#99DD54 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.83

#99DD54 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99DD54

12.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99DD54	#FFFFFF	#000000	##000000
##99DD54	1.00	1.64	12.83	12.83
#FFFFFF	1.64	1.00	21.00	21.00
#000000	12.83	21.00	1.00	1.00
##000000	12.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E6CD44

Deuteranopia (green-blind)

#DCC85E

Tritanopia (blue-blind)

#9BD4C0

Achromatopsia (no color)

#CACACA

Design tokens & code

CSS

--color: #99dd54;
/* rgb */ color: rgb(153, 221, 84);
/* oklch */ color: oklch(82.5% 0.182 131.7);

Tailwind

colors: {
  custom: {
    50: '#bbe889',
    500: '#99dd54',
    950: '#000000',
  },
}

SCSS

$custom: #99dd54;
$custom-light: #bbe889;
$custom-dark: #000000;

JSON

{
  "hex": "#99dd54",
  "rgb": {
    "r": 153,
    "g": 221,
    "b": 84
  },
  "hsl": {
    "h": 89.781,
    "s": 66.829,
    "l": 59.804
  },
  "oklch": {
    "l": 0.82466,
    "c": 0.1818,
    "h": 131.7
  },
  "luminance": 0.59125
}

Semantic roles & 50–950 ramp

primary

#99DD54

secondary

#6A399C

accent

#3EEA93

background

#FDFEFC

surface

#F9FCF4

border

#D2D5CE

text

#12160C

muted

#82847F

Preview Lab

Preview with #99DD54

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

Preview Lab → · Contrast checker → · Palette generator →