#A9CA31#A9CA31

#A9CA31 is a light, vivid yellow-green. Relative luminance 0.509; OKLCH L 78.8% C 0.174 H 121.4°. Best body text is #000000 at 11.18:1 contrast (WCAG AA passes).

Color values

HEX	#A9CA31
RGB	rgb(169, 202, 49)
HSL	hsl(73, 61%, 49%)
HSV	hsv(73, 76%, 79%)
CMYK	cmyk(16.3%, 0%, 75.7%, 20.8%)
CIE-LAB	lab(76.62, -30.75, 67.32)
CIE-LCH	lch(76.62, 74.01, 114.55°)
OKLab	oklab(78.8% -0.0908 0.1484)
OKLCH	oklch(78.8% 0.174 121.4)
XYZ	xyz(38.0377, 50.8978, 10.7255)
Luminance	0.5090 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A9CA31 #5231CA

analogous

#CA9F31 #A9CA31 #5DCA31

triadic

#A9CA31 #31A9CA #CA31A9

tetradic

#A9CA31 #31CA9F #5231CA #CA315D

square

#A9CA31 #31CA9F #5231CA #CA315D

split-complementary

#A9CA31 #315DCA #9F31CA

monochromatic

#576719 #809925 #A9CA31 #BED860 #D2E491

Accessibility & contrast

On white

1.88

#A9CA31 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.18

#A9CA31 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A9CA31

11.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A9CA31	#FFFFFF	#000000	##000000
##A9CA31	1.00	1.88	11.18	11.18
#FFFFFF	1.88	1.00	21.00	21.00
#000000	11.18	21.00	1.00	1.00
##000000	11.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D6BE08

Deuteranopia (green-blind)

#D2BD3F

Tritanopia (blue-blind)

#B2BFAD

Achromatopsia (no color)

#BDBDBD

Design tokens & code

CSS

--color: #a9ca31;
/* rgb */ color: rgb(169, 202, 49);
/* oklch */ color: oklch(78.8% 0.174 121.4);

Tailwind

colors: {
  custom: {
    50: '#c6da75',
    500: '#a9ca31',
    950: '#000000',
  },
}

SCSS

$custom: #a9ca31;
$custom-light: #c6da75;
$custom-dark: #000000;

JSON

{
  "hex": "#a9ca31",
  "rgb": {
    "r": 169,
    "g": 202,
    "b": 49
  },
  "hsl": {
    "h": 72.941,
    "s": 60.956,
    "l": 49.216
  },
  "oklch": {
    "l": 0.78795,
    "c": 0.17398,
    "h": 121.4
  },
  "luminance": 0.50898
}

Semantic roles & 50–950 ramp

primary

#A9CA31

secondary

#3C2E72

accent

#44E466

background

#FEFEFB

surface

#FAFBF1

border

#D3D4CB

text

#131409

muted

#83837D

Preview Lab

Preview with #A9CA31

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

Preview Lab → · Contrast checker → · Palette generator →