#A3B318#A3B318

#A3B318 is a light, vivid yellow. Relative luminance 0.401; OKLCH L 73.0% C 0.162 H 116.1°. Best body text is #000000 at 9.02:1 contrast (WCAG AA passes).

Color values

HEX	#A3B318
RGB	rgb(163, 179, 24)
HSL	hsl(66, 76%, 40%)
HSV	hsv(66, 87%, 70%)
CMYK	cmyk(8.9%, 0%, 86.6%, 29.8%)
CIE-LAB	lab(69.54, -23.08, 67.55)
CIE-LCH	lch(69.54, 71.38, 108.86°)
OKLab	oklab(72.95% -0.0711 0.145)
OKLCH	oklch(72.95% 0.162 116.1)
XYZ	xyz(31.3902, 40.0932, 6.9491)
Luminance	0.4009 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A3B318 #2818B3

analogous

#B37618 #A3B318 #55B318

triadic

#A3B318 #18A3B3 #B318A3

tetradic

#A3B318 #18B376 #2818B3 #B31855

square

#A3B318 #18B376 #2818B3 #B31855

split-complementary

#A3B318 #1855B3 #7618B3

monochromatic

#41470A #727D11 #A3B318 #CFE226 #DBE95C

Accessibility & contrast

On white

2.33

#A3B318 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.02

#A3B318 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A3B318

9.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A3B318	#FFFFFF	#000000	##000000
##A3B318	1.00	2.33	9.02	9.02
#FFFFFF	2.33	1.00	21.00	21.00
#000000	9.02	21.00	1.00	1.00
##000000	9.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C0A900

Deuteranopia (green-blind)

#BFAB2B

Tritanopia (blue-blind)

#AEA898

Achromatopsia (no color)

#AAAAAA

Design tokens & code

CSS

--color: #a3b318;
/* rgb */ color: rgb(163, 179, 24);
/* oklch */ color: oklch(73.0% 0.162 116.1);

Tailwind

colors: {
  custom: {
    50: '#c2c968',
    500: '#a3b318',
    950: '#000000',
  },
}

SCSS

$custom: #a3b318;
$custom-light: #c2c968;
$custom-dark: #000000;

JSON

{
  "hex": "#a3b318",
  "rgb": {
    "r": 163,
    "g": 179,
    "b": 24
  },
  "hsl": {
    "h": 66.194,
    "s": 76.355,
    "l": 39.804
  },
  "oklch": {
    "l": 0.72951,
    "c": 0.16152,
    "h": 116.1
  },
  "luminance": 0.40093
}

Semantic roles & 50–950 ramp

primary

#A3B318

secondary

#665ACD

accent

#35F348

background

#FCFCF6

surface

#F8F8EC

border

#D1D1C7

text

#131307

muted

#82827A

Preview Lab

Preview with #A3B318

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

Preview Lab → · Contrast checker → · Palette generator →