#99DA4B#99DA4B

#99DA4B is a light, vivid yellow-green. Relative luminance 0.574; OKLCH L 81.7% C 0.185 H 130.5°. Best body text is #000000 at 12.48:1 contrast (WCAG AA passes).

Color values

HEX	#99DA4B
RGB	rgb(153, 218, 75)
HSL	hsl(87, 66%, 57%)
HSV	hsv(87, 66%, 85%)
CMYK	cmyk(29.8%, 0%, 65.6%, 14.5%)
CIE-LAB	lab(80.42, -42.53, 61.45)
CIE-LCH	lch(80.42, 74.73, 124.69°)
OKLab	oklab(81.68% -0.12 0.1403)
OKLCH	oklch(81.68% 0.185 130.5)
XYZ	xyz(39.4780, 57.4219, 15.6588)
Luminance	0.5742 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99DA4B #8C4BDA

analogous

#DAD44B #99DA4B #51DA4B

triadic

#99DA4B #4B99DA #DA4B99

tetradic

#99DA4B #4BDAD4 #8C4BDA #DA4B51

square

#99DA4B #4BDAD4 #8C4BDA #DA4B51

split-complementary

#99DA4B #4B51DA #D44BDA

monochromatic

#5A8E1D #7BC028 #99DA4B #B6E47E #D3EFB1

Accessibility & contrast

On white

1.68

#99DA4B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.48

#99DA4B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99DA4B

12.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99DA4B	#FFFFFF	#000000	##000000
##99DA4B	1.00	1.68	12.48	12.48
#FFFFFF	1.68	1.00	21.00	21.00
#000000	12.48	21.00	1.00	1.00
##000000	12.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E4CB38

Deuteranopia (green-blind)

#DAC657

Tritanopia (blue-blind)

#9CD1BD

Achromatopsia (no color)

#C7C7C7

Design tokens & code

CSS

--color: #99da4b;
/* rgb */ color: rgb(153, 218, 75);
/* oklch */ color: oklch(81.7% 0.185 130.5);

Tailwind

colors: {
  custom: {
    50: '#bbe684',
    500: '#99da4b',
    950: '#000000',
  },
}

SCSS

$custom: #99da4b;
$custom-light: #bbe684;
$custom-dark: #000000;

JSON

{
  "hex": "#99da4b",
  "rgb": {
    "r": 153,
    "g": 218,
    "b": 75
  },
  "hsl": {
    "h": 87.273,
    "s": 65.899,
    "l": 57.451
  },
  "oklch": {
    "l": 0.81675,
    "c": 0.18462,
    "h": 130.5
  },
  "luminance": 0.57423
}

Semantic roles & 50–950 ramp

primary

#99DA4B

secondary

#603693

accent

#3FE98C

background

#FDFEFB

surface

#F9FCF2

border

#D2D5CC

text

#12160B

muted

#82847E

Preview Lab

Preview with #99DA4B

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

Preview Lab → · Contrast checker → · Palette generator →