#99DC3A#99DC3A

#99DC3A is a very light, vivid yellow-green. Relative luminance 0.583; OKLCH L 82.0% C 0.198 H 129.8°. Best body text is #000000 at 12.65:1 contrast (WCAG AA passes).

Color values

HEX	#99DC3A
RGB	rgb(153, 220, 58)
HSL	hsl(85, 70%, 55%)
HSV	hsv(85, 74%, 86%)
CMYK	cmyk(30.5%, 0%, 73.6%, 13.7%)
CIE-LAB	lab(80.88, -44.50, 68.14)
CIE-LCH	lch(80.88, 81.38, 123.15°)
OKLab	oklab(82.02% -0.1267 0.152)
OKLCH	oklch(82.02% 0.198 129.8)
XYZ	xyz(39.4936, 58.2630, 13.1672)
Luminance	0.5826 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99DC3A #7D3ADC

analogous

#DCCE3A #99DC3A #48DC3A

triadic

#99DC3A #3A99DC #DC3A99

tetradic

#99DC3A #3ADCCE #7D3ADC #DC3A48

square

#99DC3A #3ADCCE #7D3ADC #DC3A48

split-complementary

#99DC3A #3A48DC #CE3ADC

monochromatic

#578417 #79B821 #99DC3A #B4E56E #CFEEA2

Accessibility & contrast

On white

1.66

#99DC3A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.65

#99DC3A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99DC3A

12.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99DC3A	#FFFFFF	#000000	##000000
##99DC3A	1.00	1.66	12.65	12.65
#FFFFFF	1.66	1.00	21.00	21.00
#000000	12.65	21.00	1.00	1.00
##000000	12.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E6CC17

Deuteranopia (green-blind)

#DDC74A

Tritanopia (blue-blind)

#9DD2BD

Achromatopsia (no color)

#C9C9C9

Design tokens & code

CSS

--color: #99dc3a;
/* rgb */ color: rgb(153, 220, 58);
/* oklch */ color: oklch(82.0% 0.198 129.8);

Tailwind

colors: {
  custom: {
    50: '#bce77b',
    500: '#99dc3a',
    950: '#000000',
  },
}

SCSS

$custom: #99dc3a;
$custom-light: #bce77b;
$custom-dark: #000000;

JSON

{
  "hex": "#99dc3a",
  "rgb": {
    "r": 153,
    "g": 220,
    "b": 58
  },
  "hsl": {
    "h": 84.815,
    "s": 69.828,
    "l": 54.51
  },
  "oklch": {
    "l": 0.8202,
    "c": 0.19785,
    "h": 129.8
  },
  "luminance": 0.58264
}

Semantic roles & 50–950 ramp

primary

#99DC3A

secondary

#55308B

accent

#3BED85

background

#FDFEFB

surface

#F9FCF2

border

#D2D5CC

text

#12160A

muted

#82847D

Preview Lab

Preview with #99DC3A

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

Preview Lab → · Contrast checker → · Palette generator →