#A9B028#A9B028

#A9B028 is a light, vivid yellow. Relative luminance 0.396; OKLCH L 72.8% C 0.150 H 112.6°. Best body text is #000000 at 8.93:1 contrast (WCAG AA passes).

Color values

HEX	#A9B028
RGB	rgb(169, 176, 40)
HSL	hsl(63, 63%, 42%)
HSV	hsv(63, 77%, 69%)
CMYK	cmyk(4%, 0%, 77.3%, 31%)
CIE-LAB	lab(69.21, -18.48, 63.30)
CIE-LCH	lch(69.21, 65.94, 106.27°)
OKLab	oklab(72.83% -0.0576 0.1384)
OKLCH	oklch(72.83% 0.15 112.6)
XYZ	xyz(32.2716, 39.6396, 7.9583)
Luminance	0.3964 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A9B028 #2F28B0

analogous

#B07328 #A9B028 #65B028

triadic

#A9B028 #28A9B0 #B028A9

tetradic

#A9B028 #28B073 #2F28B0 #B02865

square

#A9B028 #28B073 #2F28B0 #B02865

split-complementary

#A9B028 #2865B0 #7328B0

monochromatic

#494C11 #797E1D #A9B028 #CCD441 #DADF73

Accessibility & contrast

On white

2.35

#A9B028 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.93

#A9B028 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A9B028

8.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A9B028	#FFFFFF	#000000	##000000
##A9B028	1.00	2.35	8.93	8.93
#FFFFFF	2.35	1.00	21.00	21.00
#000000	8.93	21.00	1.00	1.00
##000000	8.93	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BEA700

Deuteranopia (green-blind)

#BEAA34

Tritanopia (blue-blind)

#B5A597

Achromatopsia (no color)

#A9A9A9

Design tokens & code

CSS

--color: #a9b028;
/* rgb */ color: rgb(169, 176, 40);
/* oklch */ color: oklch(72.8% 0.150 112.6);

Tailwind

colors: {
  custom: {
    50: '#c6c76e',
    500: '#a9b028',
    950: '#000000',
  },
}

SCSS

$custom: #a9b028;
$custom-light: #c6c76e;
$custom-dark: #000000;

JSON

{
  "hex": "#a9b028",
  "rgb": {
    "r": 169,
    "g": 176,
    "b": 40
  },
  "hsl": {
    "h": 63.088,
    "s": 62.963,
    "l": 42.353
  },
  "oklch": {
    "l": 0.72826,
    "c": 0.14988,
    "h": 112.6
  },
  "luminance": 0.39639
}

Semantic roles & 50–950 ramp

primary

#A9B028

secondary

#726DC6

accent

#42E64A

background

#FCFCF7

surface

#F9F8ED

border

#D2D1C8

text

#131308

muted

#82827B

Preview Lab

Preview with #A9B028

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

Preview Lab → · Contrast checker → · Palette generator →