#A4B028#A4B028

#A4B028 is a light, vivid yellow. Relative luminance 0.391; OKLCH L 72.4% C 0.151 H 114.7°. Best body text is #000000 at 8.82:1 contrast (WCAG AA passes).

Color values

HEX	#A4B028
RGB	rgb(164, 176, 40)
HSL	hsl(65, 63%, 42%)
HSV	hsv(65, 77%, 69%)
CMYK	cmyk(6.8%, 0%, 77.3%, 31%)
CIE-LAB	lab(68.82, -20.63, 62.80)
CIE-LCH	lch(68.82, 66.10, 108.18°)
OKLab	oklab(72.42% -0.0633 0.1375)
OKLCH	oklch(72.42% 0.151 114.7)
XYZ	xyz(31.2191, 39.0970, 7.9090)
Luminance	0.3910 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A4B028 #3428B0

analogous

#B07828 #A4B028 #60B028

triadic

#A4B028 #28A4B0 #B028A4

tetradic

#A4B028 #28B078 #3428B0 #B02860

square

#A4B028 #28B078 #3428B0 #B02860

split-complementary

#A4B028 #2860B0 #7828B0

monochromatic

#474C11 #767E1D #A4B028 #C7D441 #D6DF73

Accessibility & contrast

On white

2.38

#A4B028 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.82

#A4B028 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A4B028

8.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A4B028	#FFFFFF	#000000	##000000
##A4B028	1.00	2.38	8.82	8.82
#FFFFFF	2.38	1.00	21.00	21.00
#000000	8.82	21.00	1.00	1.00
##000000	8.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BDA700

Deuteranopia (green-blind)

#BCA934

Tritanopia (blue-blind)

#AFA597

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #a4b028;
/* rgb */ color: rgb(164, 176, 40);
/* oklch */ color: oklch(72.4% 0.151 114.7);

Tailwind

colors: {
  custom: {
    50: '#c3c76e',
    500: '#a4b028',
    950: '#000000',
  },
}

SCSS

$custom: #a4b028;
$custom-light: #c3c76e;
$custom-dark: #000000;

JSON

{
  "hex": "#a4b028",
  "rgb": {
    "r": 164,
    "g": 176,
    "b": 40
  },
  "hsl": {
    "h": 65.294,
    "s": 62.963,
    "l": 42.353
  },
  "oklch": {
    "l": 0.72416,
    "c": 0.15136,
    "h": 114.7
  },
  "luminance": 0.39096
}

Semantic roles & 50–950 ramp

primary

#A4B028

secondary

#756DC6

accent

#42E650

background

#FCFCF7

surface

#F8F8ED

border

#D1D1C8

text

#131308

muted

#82827B

Preview Lab

Preview with #A4B028

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

Preview Lab → · Contrast checker → · Palette generator →