#A3B428#A3B428

#A3B428 is a light, vivid yellow. Relative luminance 0.406; OKLCH L 73.2% C 0.156 H 116.6°. Best body text is #000000 at 9.12:1 contrast (WCAG AA passes).

Color values

HEX	#A3B428
RGB	rgb(163, 180, 40)
HSL	hsl(67, 64%, 43%)
HSV	hsv(67, 78%, 71%)
CMYK	cmyk(9.4%, 0%, 77.8%, 29.4%)
CIE-LAB	lab(69.88, -23.04, 63.74)
CIE-LCH	lch(69.88, 67.77, 109.87°)
OKLab	oklab(73.25% -0.07 0.1395)
OKLCH	oklch(73.25% 0.156 116.6)
XYZ	xyz(31.8094, 40.5827, 8.1646)
Luminance	0.4058 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A3B428 #3928B4

analogous

#B47F28 #A3B428 #5DB428

triadic

#A3B428 #28A3B4 #B428A3

tetradic

#A3B428 #28B47F #3928B4 #B4285D

square

#A3B428 #28B47F #3928B4 #B4285D

split-complementary

#A3B428 #285DB4 #7F28B4

monochromatic

#485012 #76821D #A3B428 #C4D544 #D4E176

Accessibility & contrast

On white

2.30

#A3B428 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.12

#A3B428 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A3B428

9.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A3B428	#FFFFFF	#000000	##000000
##A3B428	1.00	2.30	9.12	9.12
#FFFFFF	2.30	1.00	21.00	21.00
#000000	9.12	21.00	1.00	1.00
##000000	9.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C1AA00

Deuteranopia (green-blind)

#BFAC35

Tritanopia (blue-blind)

#AEA99A

Achromatopsia (no color)

#ABABAB

Design tokens & code

CSS

--color: #a3b428;
/* rgb */ color: rgb(163, 180, 40);
/* oklch */ color: oklch(73.2% 0.156 116.6);

Tailwind

colors: {
  custom: {
    50: '#c2ca6e',
    500: '#a3b428',
    950: '#000000',
  },
}

SCSS

$custom: #a3b428;
$custom-light: #c2ca6e;
$custom-dark: #000000;

JSON

{
  "hex": "#a3b428",
  "rgb": {
    "r": 163,
    "g": 180,
    "b": 40
  },
  "hsl": {
    "h": 67.286,
    "s": 63.636,
    "l": 43.137
  },
  "oklch": {
    "l": 0.73249,
    "c": 0.15606,
    "h": 116.6
  },
  "luminance": 0.40582
}

Semantic roles & 50–950 ramp

primary

#A3B428

secondary

#7A70C8

accent

#41E755

background

#FCFCF7

surface

#F8F8ED

border

#D1D1C8

text

#131308

muted

#82827B

Preview Lab

Preview with #A3B428

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

Preview Lab → · Contrast checker → · Palette generator →