#99DD4F#99DD4F

#99DD4F is a very light, vivid yellow-green. Relative luminance 0.591; OKLCH L 82.4% C 0.186 H 131.3°. Best body text is #000000 at 12.81:1 contrast (WCAG AA passes).

Color values

HEX	#99DD4F
RGB	rgb(153, 221, 79)
HSL	hsl(89, 68%, 59%)
HSV	hsv(89, 64%, 87%)
CMYK	cmyk(30.8%, 0%, 64.3%, 13.3%)
CIE-LAB	lab(81.32, -43.52, 60.81)
CIE-LCH	lch(81.32, 74.78, 125.59°)
OKLab	oklab(82.42% -0.1224 0.1394)
OKLCH	oklch(82.42% 0.186 131.3)
XYZ	xyz(40.4042, 59.0484, 16.6643)
Luminance	0.5905 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99DD4F #934FDD

analogous

#DDDA4F #99DD4F #52DD4F

triadic

#99DD4F #4F99DD #DD4F99

tetradic

#99DD4F #4FDDDA #934FDD #DD4F52

square

#99DD4F #4FDDDA #934FDD #DD4F52

split-complementary

#99DD4F #4F52DD #DA4FDD

monochromatic

#5B951D #7BC827 #99DD4F #B7E782 #D4F1B6

Accessibility & contrast

On white

1.64

#99DD4F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.81

#99DD4F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99DD4F

12.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99DD4F	#FFFFFF	#000000	##000000
##99DD4F	1.00	1.64	12.81	12.81
#FFFFFF	1.64	1.00	21.00	21.00
#000000	12.81	21.00	1.00	1.00
##000000	12.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E6CD3D

Deuteranopia (green-blind)

#DDC85A

Tritanopia (blue-blind)

#9CD4C0

Achromatopsia (no color)

#CACACA

Design tokens & code

CSS

--color: #99dd4f;
/* rgb */ color: rgb(153, 221, 79);
/* oklch */ color: oklch(82.4% 0.186 131.3);

Tailwind

colors: {
  custom: {
    50: '#bbe887',
    500: '#99dd4f',
    950: '#000000',
  },
}

SCSS

$custom: #99dd4f;
$custom-light: #bbe887;
$custom-dark: #000000;

JSON

{
  "hex": "#99dd4f",
  "rgb": {
    "r": 153,
    "g": 221,
    "b": 79
  },
  "hsl": {
    "h": 88.732,
    "s": 67.619,
    "l": 58.824
  },
  "oklch": {
    "l": 0.82418,
    "c": 0.18555,
    "h": 131.3
  },
  "luminance": 0.5905
}

Semantic roles & 50–950 ramp

primary

#99DD4F

secondary

#663799

accent

#3DEA90

background

#FDFEFC

surface

#F9FCF4

border

#D2D5CE

text

#12160C

muted

#82847F

Preview Lab

Preview with #99DD4F

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

Preview Lab → · Contrast checker → · Palette generator →