#99DD4E#99DD4E

#99DD4E is a very light, vivid yellow-green. Relative luminance 0.590; OKLCH L 82.4% C 0.186 H 131.2°. Best body text is #000000 at 12.81:1 contrast (WCAG AA passes).

Color values

HEX	#99DD4E
RGB	rgb(153, 221, 78)
HSL	hsl(89, 68%, 59%)
HSV	hsv(89, 65%, 87%)
CMYK	cmyk(30.8%, 0%, 64.7%, 13.3%)
CIE-LAB	lab(81.31, -43.60, 61.20)
CIE-LCH	lch(81.31, 75.15, 125.47°)
OKLab	oklab(82.41% -0.1227 0.1402)
OKLCH	oklch(82.41% 0.186 131.2)
XYZ	xyz(40.3681, 59.0339, 16.4740)
Luminance	0.5904 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99DD4E #924EDD

analogous

#DDD94E #99DD4E #51DD4E

triadic

#99DD4E #4E99DD #DD4E99

tetradic

#99DD4E #4EDDD9 #924EDD #DD4E51

square

#99DD4E #4EDDD9 #924EDD #DD4E51

split-complementary

#99DD4E #4E51DD #D94EDD

monochromatic

#5B941C #7BC726 #99DD4E #B7E781 #D4F1B5

Accessibility & contrast

On white

1.64

#99DD4E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.81

#99DD4E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99DD4E

12.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99DD4E	#FFFFFF	#000000	##000000
##99DD4E	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)

#E6CD3B

Deuteranopia (green-blind)

#DDC85A

Tritanopia (blue-blind)

#9CD4C0

Achromatopsia (no color)

#CACACA

Design tokens & code

CSS

--color: #99dd4e;
/* rgb */ color: rgb(153, 221, 78);
/* oklch */ color: oklch(82.4% 0.186 131.2);

Tailwind

colors: {
  custom: {
    50: '#bbe886',
    500: '#99dd4e',
    950: '#000000',
  },
}

SCSS

$custom: #99dd4e;
$custom-light: #bbe886;
$custom-dark: #000000;

JSON

{
  "hex": "#99dd4e",
  "rgb": {
    "r": 153,
    "g": 221,
    "b": 78
  },
  "hsl": {
    "h": 88.531,
    "s": 67.773,
    "l": 58.627
  },
  "oklch": {
    "l": 0.82409,
    "c": 0.18628,
    "h": 131.2
  },
  "luminance": 0.59035
}

Semantic roles & 50–950 ramp

primary

#99DD4E

secondary

#653699

accent

#3DEB90

background

#FDFEFC

surface

#F9FCF3

border

#D2D5CD

text

#12160C

muted

#82847F

Preview Lab

Preview with #99DD4E

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

Preview Lab → · Contrast checker → · Palette generator →