#A9CD51#A9CD51

#A9CD51 is a light, vivid yellow-green. Relative luminance 0.527; OKLCH L 79.7% C 0.156 H 123.6°. Best body text is #000000 at 11.54:1 contrast (WCAG AA passes).

Color values

HEX	#A9CD51
RGB	rgb(169, 205, 81)
HSL	hsl(77, 55%, 56%)
HSV	hsv(77, 60%, 80%)
CMYK	cmyk(17.6%, 0%, 60.5%, 19.6%)
CIE-LAB	lab(77.69, -30.16, 56.30)
CIE-LCH	lch(77.69, 63.87, 118.18°)
OKLab	oklab(79.73% -0.0863 0.1299)
OKLCH	oklch(79.73% 0.156 123.6)
XYZ	xyz(39.6790, 52.6915, 15.8631)
Luminance	0.5269 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A9CD51 #7551CD

analogous

#CDB351 #A9CD51 #6BCD51

triadic

#A9CD51 #51A9CD #CD51A9

tetradic

#A9CD51 #51CDB3 #7551CD #CD516B

square

#A9CD51 #51CDB3 #7551CD #CD516B

split-complementary

#A9CD51 #516BCD #B351CD

monochromatic

#657F25 #8AAF32 #A9CD51 #C0DB81 #D8E8B0

Accessibility & contrast

On white

1.82

#A9CD51 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.54

#A9CD51 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A9CD51

11.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A9CD51	#FFFFFF	#000000	##000000
##A9CD51	1.00	1.82	11.54	11.54
#FFFFFF	1.82	1.00	21.00	21.00
#000000	11.54	21.00	1.00	1.00
##000000	11.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D8C143

Deuteranopia (green-blind)

#D3C05A

Tritanopia (blue-blind)

#B0C4B3

Achromatopsia (no color)

#C0C0C0

Design tokens & code

CSS

--color: #a9cd51;
/* rgb */ color: rgb(169, 205, 81);
/* oklch */ color: oklch(79.7% 0.156 123.6);

Tailwind

colors: {
  custom: {
    50: '#c5dc87',
    500: '#a9cd51',
    950: '#000000',
  },
}

SCSS

$custom: #a9cd51;
$custom-light: #c5dc87;
$custom-dark: #000000;

JSON

{
  "hex": "#a9cd51",
  "rgb": {
    "r": 169,
    "g": 205,
    "b": 81
  },
  "hsl": {
    "h": 77.419,
    "s": 55.357,
    "l": 56.078
  },
  "oklch": {
    "l": 0.79734,
    "c": 0.15596,
    "h": 123.6
  },
  "luminance": 0.52692
}

Semantic roles & 50–950 ramp

primary

#A9CD51

secondary

#513B87

accent

#49DF75

background

#FDFEFC

surface

#F9FCF3

border

#D2D5CD

text

#13150C

muted

#82847F

Preview Lab

Preview with #A9CD51

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

Preview Lab → · Contrast checker → · Palette generator →