#A9DD55#A9DD55

#A9DD55 is a very light, vivid yellow-green. Relative luminance 0.608; OKLCH L 83.4% C 0.173 H 127.5°. Best body text is #000000 at 13.16:1 contrast (WCAG AA passes).

Color values

HEX	#A9DD55
RGB	rgb(169, 221, 85)
HSL	hsl(83, 67%, 60%)
HSV	hsv(83, 62%, 87%)
CMYK	cmyk(23.5%, 0%, 61.5%, 13.3%)
CIE-LAB	lab(82.27, -37.22, 59.63)
CIE-LCH	lch(82.27, 70.29, 121.97°)
OKLab	oklab(83.45% -0.1055 0.1374)
OKLCH	oklch(83.45% 0.173 127.5)
XYZ	xyz(43.8583, 60.8030, 18.0180)
Luminance	0.6080 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A9DD55 #8955DD

analogous

#DDCD55 #A9DD55 #65DD55

triadic

#A9DD55 #55A9DD #DD55A9

tetradic

#A9DD55 #55DDCD #8955DD #DD5565

square

#A9DD55 #55DDCD #8955DD #DD5565

split-complementary

#A9DD55 #5565DD #CD55DD

monochromatic

#6A991F #8ECC29 #A9DD55 #C3E788 #DDF1BB

Accessibility & contrast

On white

1.60

#A9DD55 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.16

#A9DD55 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A9DD55

13.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A9DD55	#FFFFFF	#000000	##000000
##A9DD55	1.00	1.60	13.16	13.16
#FFFFFF	1.60	1.00	21.00	21.00
#000000	13.16	21.00	1.00	1.00
##000000	13.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E7CF45

Deuteranopia (green-blind)

#E0CC5F

Tritanopia (blue-blind)

#AFD4C0

Achromatopsia (no color)

#CDCDCD

Design tokens & code

CSS

--color: #a9dd55;
/* rgb */ color: rgb(169, 221, 85);
/* oklch */ color: oklch(83.4% 0.173 127.5);

Tailwind

colors: {
  custom: {
    50: '#c6e78a',
    500: '#a9dd55',
    950: '#000000',
  },
}

SCSS

$custom: #a9dd55;
$custom-light: #c6e78a;
$custom-dark: #000000;

JSON

{
  "hex": "#a9dd55",
  "rgb": {
    "r": 169,
    "g": 221,
    "b": 85
  },
  "hsl": {
    "h": 82.941,
    "s": 66.667,
    "l": 60
  },
  "oklch": {
    "l": 0.83446,
    "c": 0.17327,
    "h": 127.5
  },
  "luminance": 0.60804
}

Semantic roles & 50–950 ramp

primary

#A9DD55

secondary

#5F399D

accent

#3EEA80

background

#FEFEFC

surface

#FAFCF4

border

#D3D5CE

text

#13160C

muted

#83847F

Preview Lab

Preview with #A9DD55

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

Preview Lab → · Contrast checker → · Palette generator →