#A9B531#A9B531

#A9B531 is a light, vivid yellow. Relative luminance 0.417; OKLCH L 74.0% C 0.150 H 114.7°. Best body text is #000000 at 9.34:1 contrast (WCAG AA passes).

Color values

HEX	#A9B531
RGB	rgb(169, 181, 49)
HSL	hsl(65, 57%, 45%)
HSV	hsv(65, 73%, 71%)
CMYK	cmyk(6.6%, 0%, 72.9%, 29%)
CIE-LAB	lab(70.67, -20.58, 61.69)
CIE-LCH	lch(70.67, 65.03, 108.45°)
OKLab	oklab(74.01% -0.0627 0.1365)
OKLCH	oklch(74.01% 0.15 114.7)
XYZ	xyz(33.4414, 41.7051, 9.1934)
Luminance	0.4170 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A9B531 #3D31B5

analogous

#B57F31 #A9B531 #67B531

triadic

#A9B531 #31A9B5 #B531A9

tetradic

#A9B531 #31B57F #3D31B5 #B53167

square

#A9B531 #31B57F #3D31B5 #B53167

split-complementary

#A9B531 #3167B5 #7F31B5

monochromatic

#4F5517 #7C8524 #A9B531 #C5D053 #D5DD83

Accessibility & contrast

On white

2.25

#A9B531 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.34

#A9B531 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A9B531

9.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A9B531	#FFFFFF	#000000	##000000
##A9B531	1.00	2.25	9.34	9.34
#FFFFFF	2.25	1.00	21.00	21.00
#000000	9.34	21.00	1.00	1.00
##000000	9.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C2AC17

Deuteranopia (green-blind)

#C2AE3C

Tritanopia (blue-blind)

#B4AA9C

Achromatopsia (no color)

#ADADAD

Design tokens & code

CSS

--color: #a9b531;
/* rgb */ color: rgb(169, 181, 49);
/* oklch */ color: oklch(74.0% 0.150 114.7);

Tailwind

colors: {
  custom: {
    50: '#c6cb73',
    500: '#a9b531',
    950: '#000000',
  },
}

SCSS

$custom: #a9b531;
$custom-light: #c6cb73;
$custom-dark: #000000;

JSON

{
  "hex": "#a9b531",
  "rgb": {
    "r": 169,
    "g": 181,
    "b": 49
  },
  "hsl": {
    "h": 65.455,
    "s": 57.391,
    "l": 45.098
  },
  "oklch": {
    "l": 0.74007,
    "c": 0.15026,
    "h": 114.7
  },
  "luminance": 0.41705
}

Semantic roles & 50–950 ramp

primary

#A9B531

secondary

#827BC7

accent

#47E155

background

#FCFCF7

surface

#F8F8ED

border

#D1D1C8

text

#131309

muted

#82827B

Preview Lab

Preview with #A9B531

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

Preview Lab → · Contrast checker → · Palette generator →