#A9CD3B#A9CD3B

#A9CD3B is a light, vivid yellow-green. Relative luminance 0.524; OKLCH L 79.5% C 0.172 H 122.5°. Best body text is #000000 at 11.48:1 contrast (WCAG AA passes).

Color values

HEX	#A9CD3B
RGB	rgb(169, 205, 59)
HSL	hsl(75, 59%, 52%)
HSV	hsv(75, 71%, 80%)
CMYK	cmyk(17.6%, 0%, 71.2%, 19.6%)
CIE-LAB	lab(77.53, -31.64, 64.84)
CIE-LCH	lch(77.53, 72.14, 116.01°)
OKLab	oklab(79.55% -0.0924 0.1448)
OKLCH	oklch(79.55% 0.172 122.5)
XYZ	xyz(38.9834, 52.4133, 12.1999)
Luminance	0.5241 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A9CD3B #5F3BCD

analogous

#CDA83B #A9CD3B #60CD3B

triadic

#A9CD3B #3BA9CD #CD3BA9

tetradic

#A9CD3B #3BCDA8 #5F3BCD #CD3B60

square

#A9CD3B #3BCDA8 #5F3BCD #CD3B60

split-complementary

#A9CD3B #3B60CD #A83BCD

monochromatic

#5C711D #84A229 #A9CD3B #BED96C #D4E69D

Accessibility & contrast

On white

1.83

#A9CD3B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.48

#A9CD3B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A9CD3B

11.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A9CD3B	#FFFFFF	#000000	##000000
##A9CD3B	1.00	1.83	11.48	11.48
#FFFFFF	1.83	1.00	21.00	21.00
#000000	11.48	21.00	1.00	1.00
##000000	11.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D9C021

Deuteranopia (green-blind)

#D4BF47

Tritanopia (blue-blind)

#B2C3B1

Achromatopsia (no color)

#C0C0C0

Design tokens & code

CSS

--color: #a9cd3b;
/* rgb */ color: rgb(169, 205, 59);
/* oklch */ color: oklch(79.5% 0.172 122.5);

Tailwind

colors: {
  custom: {
    50: '#c6dc7a',
    500: '#a9cd3b',
    950: '#000000',
  },
}

SCSS

$custom: #a9cd3b;
$custom-light: #c6dc7a;
$custom-dark: #000000;

JSON

{
  "hex": "#a9cd3b",
  "rgb": {
    "r": 169,
    "g": 205,
    "b": 59
  },
  "hsl": {
    "h": 74.795,
    "s": 59.35,
    "l": 51.765
  },
  "oklch": {
    "l": 0.79548,
    "c": 0.17179,
    "h": 122.5
  },
  "luminance": 0.52413
}

Semantic roles & 50–950 ramp

primary

#A9CD3B

secondary

#44327A

accent

#45E36C

background

#FEFEFB

surface

#FAFCF2

border

#D3D5CC

text

#13150A

muted

#83847D

Preview Lab

Preview with #A9CD3B

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

Preview Lab → · Contrast checker → · Palette generator →