#A9C221#A9C221

#A9C221 is a light, vivid yellow. Relative luminance 0.471; OKLCH L 76.9% C 0.172 H 118.9°. Best body text is #000000 at 10.43:1 contrast (WCAG AA passes).

Color values

HEX	#A9C221
RGB	rgb(169, 194, 33)
HSL	hsl(69, 71%, 45%)
HSV	hsv(69, 83%, 76%)
CMYK	cmyk(12.9%, 0%, 83%, 23.9%)
CIE-LAB	lab(74.27, -27.58, 69.69)
CIE-LCH	lch(74.27, 74.95, 111.59°)
OKLab	oklab(76.88% -0.0832 0.1508)
OKLCH	oklch(76.88% 0.172 118.9)
XYZ	xyz(35.9293, 47.1287, 8.6425)
Luminance	0.4713 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A9C221 #3A21C2

analogous

#C28B21 #A9C221 #58C221

triadic

#A9C221 #21A9C2 #C221A9

tetradic

#A9C221 #21C28B #3A21C2 #C22158

square

#A9C221 #21C28B #3A21C2 #C22158

split-complementary

#A9C221 #2158C2 #8B21C2

monochromatic

#4E590F #7B8E18 #A9C221 #C6DF41 #D6E876

Accessibility & contrast

On white

2.01

#A9C221 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.43

#A9C221 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A9C221

10.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A9C221	#FFFFFF	#000000	##000000
##A9C221	1.00	2.01	10.43	10.43
#FFFFFF	2.01	1.00	21.00	21.00
#000000	10.43	21.00	1.00	1.00
##000000	10.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CFB700

Deuteranopia (green-blind)

#CCB733

Tritanopia (blue-blind)

#B4B7A6

Achromatopsia (no color)

#B7B7B7

Design tokens & code

CSS

--color: #a9c221;
/* rgb */ color: rgb(169, 194, 33);
/* oklch */ color: oklch(76.9% 0.172 118.9);

Tailwind

colors: {
  custom: {
    50: '#c7d46d',
    500: '#a9c221',
    950: '#000000',
  },
}

SCSS

$custom: #a9c221;
$custom-light: #c7d46d;
$custom-dark: #000000;

JSON

{
  "hex": "#a9c221",
  "rgb": {
    "r": 169,
    "g": 194,
    "b": 33
  },
  "hsl": {
    "h": 69.317,
    "s": 70.925,
    "l": 44.51
  },
  "oklch": {
    "l": 0.76882,
    "c": 0.17226,
    "h": 118.9
  },
  "luminance": 0.47128
}

Semantic roles & 50–950 ramp

primary

#A9C221

secondary

#7F70CF

accent

#3AEE56

background

#FCFCF7

surface

#F9F9ED

border

#D2D2C8

text

#141408

muted

#82827B

Preview Lab

Preview with #A9C221

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

Preview Lab → · Contrast checker → · Palette generator →