#A1AC21#A1AC21

#A1AC21 is a light, vivid yellow. Relative luminance 0.372; OKLCH L 71.2% C 0.151 H 114.4°. Best body text is #000000 at 8.44:1 contrast (WCAG AA passes).

Color values

HEX	#A1AC21
RGB	rgb(161, 172, 33)
HSL	hsl(65, 68%, 40%)
HSV	hsv(65, 81%, 67%)
CMYK	cmyk(6.4%, 0%, 80.8%, 32.5%)
CIE-LAB	lab(67.42, -20.18, 63.51)
CIE-LCH	lch(67.42, 66.64, 107.63°)
OKLab	oklab(71.23% -0.0625 0.1379)
OKLCH	oklch(71.23% 0.151 114.4)
XYZ	xyz(29.7259, 37.1925, 7.0515)
Luminance	0.3719 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A1AC21 #2C21AC

analogous

#AC7121 #A1AC21 #5CAC21

triadic

#A1AC21 #21A1AC #AC21A1

tetradic

#A1AC21 #21AC71 #2C21AC #AC215C

square

#A1AC21 #21AC71 #2C21AC #AC215C

split-complementary

#A1AC21 #215CAC #7121AC

monochromatic

#41450D #717917 #A1AC21 #CBD832 #D8E266

Accessibility & contrast

On white

2.49

#A1AC21 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.44

#A1AC21 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A1AC21

8.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A1AC21	#FFFFFF	#000000	##000000
##A1AC21	1.00	2.49	8.44	8.44
#FFFFFF	2.49	1.00	21.00	21.00
#000000	8.44	21.00	1.00	1.00
##000000	8.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B9A300

Deuteranopia (green-blind)

#B9A52F

Tritanopia (blue-blind)

#ACA193

Achromatopsia (no color)

#A4A4A4

Design tokens & code

CSS

--color: #a1ac21;
/* rgb */ color: rgb(161, 172, 33);
/* oklch */ color: oklch(71.2% 0.151 114.4);

Tailwind

colors: {
  custom: {
    50: '#c1c46a',
    500: '#a1ac21',
    950: '#000000',
  },
}

SCSS

$custom: #a1ac21;
$custom-light: #c1c46a;
$custom-dark: #000000;

JSON

{
  "hex": "#a1ac21",
  "rgb": {
    "r": 161,
    "g": 172,
    "b": 33
  },
  "hsl": {
    "h": 64.748,
    "s": 67.805,
    "l": 40.196
  },
  "oklch": {
    "l": 0.71225,
    "c": 0.15137,
    "h": 114.4
  },
  "luminance": 0.37192
}

Semantic roles & 50–950 ramp

primary

#A1AC21

secondary

#6A62C7

accent

#3DEB4B

background

#FCFCF6

surface

#F8F8EC

border

#D1D1C7

text

#131207

muted

#82817A

Preview Lab

Preview with #A1AC21

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

Preview Lab → · Contrast checker → · Palette generator →