#A9D543#A9D543

#A9D543 is a light, vivid yellow-green. Relative luminance 0.564; OKLCH L 81.4% C 0.176 H 124.8°. Best body text is #000000 at 12.29:1 contrast (WCAG AA passes).

Color values

HEX	#A9D543
RGB	rgb(169, 213, 67)
HSL	hsl(78, 63%, 55%)
HSV	hsv(78, 69%, 84%)
CMYK	cmyk(20.7%, 0%, 68.5%, 16.5%)
CIE-LAB	lab(79.86, -34.86, 64.25)
CIE-LCH	lch(79.86, 73.10, 118.49°)
OKLab	oklab(81.45% -0.1006 0.1448)
OKLCH	oklch(81.45% 0.176 124.8)
XYZ	xyz(41.1699, 56.4283, 14.0319)
Luminance	0.5643 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A9D543 #6F43D5

analogous

#D5B843 #A9D543 #60D543

triadic

#A9D543 #43A9D5 #D543A9

tetradic

#A9D543 #43D5B8 #6F43D5 #D54360

square

#A9D543 #43D5B8 #6F43D5 #D54360

split-complementary

#A9D543 #4360D5 #B843D5

monochromatic

#63811D #89B328 #A9D543 #C0E075 #D7EBA7

Accessibility & contrast

On white

1.71

#A9D543 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.29

#A9D543 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A9D543

12.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A9D543	#FFFFFF	#000000	##000000
##A9D543	1.00	1.71	12.29	12.29
#FFFFFF	1.71	1.00	21.00	21.00
#000000	12.29	21.00	1.00	1.00
##000000	12.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E1C72C

Deuteranopia (green-blind)

#DBC54F

Tritanopia (blue-blind)

#B1CBB8

Achromatopsia (no color)

#C6C6C6

Design tokens & code

CSS

--color: #a9d543;
/* rgb */ color: rgb(169, 213, 67);
/* oklch */ color: oklch(81.4% 0.176 124.8);

Tailwind

colors: {
  custom: {
    50: '#c6e27f',
    500: '#a9d543',
    950: '#000000',
  },
}

SCSS

$custom: #a9d543;
$custom-light: #c6e27f;
$custom-dark: #000000;

JSON

{
  "hex": "#a9d543",
  "rgb": {
    "r": 169,
    "g": 213,
    "b": 67
  },
  "hsl": {
    "h": 78.082,
    "s": 63.478,
    "l": 54.902
  },
  "oklch": {
    "l": 0.81447,
    "c": 0.17631,
    "h": 124.8
  },
  "luminance": 0.56429
}

Semantic roles & 50–950 ramp

primary

#A9D543

secondary

#4D3488

accent

#41E773

background

#FEFEFB

surface

#FAFCF2

border

#D3D5CC

text

#13150B

muted

#83847E

Preview Lab

Preview with #A9D543

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

Preview Lab → · Contrast checker → · Palette generator →