#A9DA40#A9DA40

#A9DA40 is a very light, vivid yellow-green. Relative luminance 0.589; OKLCH L 82.6% C 0.184 H 125.7°. Best body text is #000000 at 12.79:1 contrast (WCAG AA passes).

Color values

HEX	#A9DA40
RGB	rgb(169, 218, 64)
HSL	hsl(79, 68%, 55%)
HSV	hsv(79, 71%, 85%)
CMYK	cmyk(22.5%, 0%, 70.6%, 14.5%)
CIE-LAB	lab(81.26, -37.31, 66.76)
CIE-LCH	lch(81.26, 76.48, 119.20°)
OKLab	oklab(82.58% -0.1076 0.1496)
OKLCH	oklch(82.58% 0.184 125.7)
XYZ	xyz(42.3592, 58.9474, 13.9958)
Luminance	0.5895 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A9DA40 #7140DA

analogous

#DABE40 #A9DA40 #5CDA40

triadic

#A9DA40 #40A9DA #DA40A9

tetradic

#A9DA40 #40DABE #7140DA #DA405C

square

#A9DA40 #40DABE #7140DA #DA405C

split-complementary

#A9DA40 #405CDA #BE40DA

monochromatic

#63861A #8AB924 #A9DA40 #C0E473 #D7EEA7

Accessibility & contrast

On white

1.64

#A9DA40 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.79

#A9DA40 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A9DA40

12.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A9DA40	#FFFFFF	#000000	##000000
##A9DA40	1.00	1.64	12.79	12.79
#FFFFFF	1.64	1.00	21.00	21.00
#000000	12.79	21.00	1.00	1.00
##000000	12.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E6CC25

Deuteranopia (green-blind)

#DFC94D

Tritanopia (blue-blind)

#B0D0BC

Achromatopsia (no color)

#CACACA

Design tokens & code

CSS

--color: #a9da40;
/* rgb */ color: rgb(169, 218, 64);
/* oklch */ color: oklch(82.6% 0.184 125.7);

Tailwind

colors: {
  custom: {
    50: '#c6e57e',
    500: '#a9da40',
    950: '#000000',
  },
}

SCSS

$custom: #a9da40;
$custom-light: #c6e57e;
$custom-dark: #000000;

JSON

{
  "hex": "#a9da40",
  "rgb": {
    "r": 169,
    "g": 218,
    "b": 64
  },
  "hsl": {
    "h": 79.091,
    "s": 67.544,
    "l": 55.294
  },
  "oklch": {
    "l": 0.82579,
    "c": 0.18427,
    "h": 125.7
  },
  "luminance": 0.58948
}

Semantic roles & 50–950 ramp

primary

#A9DA40

secondary

#4F328C

accent

#3DEA74

background

#FEFEFB

surface

#FAFCF2

border

#D3D5CC

text

#13150B

muted

#83847E

Preview Lab

Preview with #A9DA40

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

Preview Lab → · Contrast checker → · Palette generator →