#A9B021#A9B021

#A9B021 is a light, vivid yellow. Relative luminance 0.396; OKLCH L 72.8% C 0.153 H 112.6°. Best body text is #000000 at 8.92:1 contrast (WCAG AA passes).

Color values

HEX	#A9B021
RGB	rgb(169, 176, 33)
HSL	hsl(63, 68%, 41%)
HSV	hsv(63, 81%, 69%)
CMYK	cmyk(4%, 0%, 81.3%, 31%)
CIE-LAB	lab(69.18, -18.73, 65.29)
CIE-LCH	lch(69.18, 67.93, 106.01°)
OKLab	oklab(72.79% -0.0589 0.1414)
OKLCH	oklch(72.79% 0.153 112.6)
XYZ	xyz(32.1631, 39.5963, 7.3871)
Luminance	0.3960 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A9B021 #2821B0

analogous

#B06F21 #A9B021 #61B021

triadic

#A9B021 #21A9B0 #B021A9

tetradic

#A9B021 #21B06F #2821B0 #B02161

square

#A9B021 #21B06F #2821B0 #B02161

split-complementary

#A9B021 #2161B0 #6F21B0

monochromatic

#46490E #787C17 #A9B021 #D1D935 #DDE369

Accessibility & contrast

On white

2.35

#A9B021 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.92

#A9B021 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A9B021

8.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A9B021	#FFFFFF	#000000	##000000
##A9B021	1.00	2.35	8.92	8.92
#FFFFFF	2.35	1.00	21.00	21.00
#000000	8.92	21.00	1.00	1.00
##000000	8.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BEA700

Deuteranopia (green-blind)

#BEAA2F

Tritanopia (blue-blind)

#B5A596

Achromatopsia (no color)

#A9A9A9

Design tokens & code

CSS

--color: #a9b021;
/* rgb */ color: rgb(169, 176, 33);
/* oklch */ color: oklch(72.8% 0.153 112.6);

Tailwind

colors: {
  custom: {
    50: '#c6c76b',
    500: '#a9b021',
    950: '#000000',
  },
}

SCSS

$custom: #a9b021;
$custom-light: #c6c76b;
$custom-dark: #000000;

JSON

{
  "hex": "#a9b021",
  "rgb": {
    "r": 169,
    "g": 176,
    "b": 33
  },
  "hsl": {
    "h": 62.937,
    "s": 68.421,
    "l": 40.98
  },
  "oklch": {
    "l": 0.72791,
    "c": 0.15315,
    "h": 112.6
  },
  "luminance": 0.39595
}

Semantic roles & 50–950 ramp

primary

#A9B021

secondary

#6964C8

accent

#3DEB45

background

#FCFCF6

surface

#F9F8EC

border

#D2D1C7

text

#141307

muted

#82827A

Preview Lab

Preview with #A9B021

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

Preview Lab → · Contrast checker → · Palette generator →