#A9D439#A9D439

#A9D439 is a light, vivid yellow-green. Relative luminance 0.558; OKLCH L 81.1% C 0.181 H 124.1°. Best body text is #000000 at 12.16:1 contrast (WCAG AA passes).

Color values

HEX	#A9D439
RGB	rgb(169, 212, 57)
HSL	hsl(77, 64%, 53%)
HSV	hsv(77, 73%, 83%)
CMYK	cmyk(20.3%, 0%, 73.1%, 16.9%)
CIE-LAB	lab(79.51, -34.98, 67.46)
CIE-LCH	lch(79.51, 75.99, 117.41°)
OKLab	oklab(81.15% -0.1017 0.15)
OKLCH	oklch(81.15% 0.181 124.1)
XYZ	xyz(40.6446, 55.8170, 12.5026)
Luminance	0.5582 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A9D439 #6439D4

analogous

#D4B139 #A9D439 #5CD439

triadic

#A9D439 #39A9D4 #D439A9

tetradic

#A9D439 #39D4B1 #6439D4 #D4395C

square

#A9D439 #39D4B1 #6439D4 #D4395C

split-complementary

#A9D439 #395CD4 #B139D4

monochromatic

#5E781A #86AB25 #A9D439 #BFDF6B #D5EA9E

Accessibility & contrast

On white

1.73

#A9D439 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.16

#A9D439 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A9D439

12.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A9D439	#FFFFFF	#000000	##000000
##A9D439	1.00	1.73	12.16	12.16
#FFFFFF	1.73	1.00	21.00	21.00
#000000	12.16	21.00	1.00	1.00
##000000	12.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E0C619

Deuteranopia (green-blind)

#DAC547

Tritanopia (blue-blind)

#B1CAB6

Achromatopsia (no color)

#C5C5C5

Design tokens & code

CSS

--color: #a9d439;
/* rgb */ color: rgb(169, 212, 57);
/* oklch */ color: oklch(81.1% 0.181 124.1);

Tailwind

colors: {
  custom: {
    50: '#c6e17a',
    500: '#a9d439',
    950: '#000000',
  },
}

SCSS

$custom: #a9d439;
$custom-light: #c6e17a;
$custom-dark: #000000;

JSON

{
  "hex": "#a9d439",
  "rgb": {
    "r": 169,
    "g": 212,
    "b": 57
  },
  "hsl": {
    "h": 76.645,
    "s": 64.315,
    "l": 52.745
  },
  "oklch": {
    "l": 0.81146,
    "c": 0.18126,
    "h": 124.1
  },
  "luminance": 0.55817
}

Semantic roles & 50–950 ramp

primary

#A9D439

secondary

#473180

accent

#40E76F

background

#FEFEFB

surface

#FAFCF2

border

#D3D5CC

text

#13150A

muted

#83847D

Preview Lab

Preview with #A9D439

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

Preview Lab → · Contrast checker → · Palette generator →