#A4B318#A4B318

#A4B318 is a light, vivid yellow. Relative luminance 0.402; OKLCH L 73.0% C 0.161 H 115.7°. Best body text is #000000 at 9.04:1 contrast (WCAG AA passes).

Color values

HEX	#A4B318
RGB	rgb(164, 179, 24)
HSL	hsl(66, 76%, 40%)
HSV	hsv(66, 87%, 70%)
CMYK	cmyk(8.4%, 0%, 86.6%, 29.8%)
CIE-LAB	lab(69.61, -22.65, 67.64)
CIE-LCH	lch(69.61, 71.33, 108.51°)
OKLab	oklab(73.03% -0.07 0.1452)
OKLCH	oklch(73.03% 0.161 115.7)
XYZ	xyz(31.5958, 40.1992, 6.9588)
Luminance	0.4020 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A4B318 #2718B3

analogous

#B37418 #A4B318 #57B318

triadic

#A4B318 #18A4B3 #B318A4

tetradic

#A4B318 #18B374 #2718B3 #B31857

square

#A4B318 #18B374 #2718B3 #B31857

split-complementary

#A4B318 #1857B3 #7418B3

monochromatic

#41470A #737D11 #A4B318 #D0E226 #DCE95C

Accessibility & contrast

On white

2.32

#A4B318 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.04

#A4B318 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A4B318

9.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A4B318	#FFFFFF	#000000	##000000
##A4B318	1.00	2.32	9.04	9.04
#FFFFFF	2.32	1.00	21.00	21.00
#000000	9.04	21.00	1.00	1.00
##000000	9.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C0A900

Deuteranopia (green-blind)

#BFAB2B

Tritanopia (blue-blind)

#AFA898

Achromatopsia (no color)

#AAAAAA

Design tokens & code

CSS

--color: #a4b318;
/* rgb */ color: rgb(164, 179, 24);
/* oklch */ color: oklch(73.0% 0.161 115.7);

Tailwind

colors: {
  custom: {
    50: '#c3c968',
    500: '#a4b318',
    950: '#000000',
  },
}

SCSS

$custom: #a4b318;
$custom-light: #c3c968;
$custom-dark: #000000;

JSON

{
  "hex": "#a4b318",
  "rgb": {
    "r": 164,
    "g": 179,
    "b": 24
  },
  "hsl": {
    "h": 65.806,
    "s": 76.355,
    "l": 39.804
  },
  "oklch": {
    "l": 0.7303,
    "c": 0.16117,
    "h": 115.7
  },
  "luminance": 0.40199
}

Semantic roles & 50–950 ramp

primary

#A4B318

secondary

#655ACD

accent

#35F347

background

#FCFCF6

surface

#F8F8EC

border

#D1D1C7

text

#131307

muted

#82827A

Preview Lab

Preview with #A4B318

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

Preview Lab → · Contrast checker → · Palette generator →