#A3B128#A3B128

#A3B128 is a light, vivid yellow. Relative luminance 0.394; OKLCH L 72.6% C 0.153 H 115.5°. Best body text is #000000 at 8.88:1 contrast (WCAG AA passes).

Color values

HEX	#A3B128
RGB	rgb(163, 177, 40)
HSL	hsl(66, 63%, 43%)
HSV	hsv(66, 77%, 69%)
CMYK	cmyk(7.9%, 0%, 77.4%, 30.6%)
CIE-LAB	lab(69.03, -21.55, 62.96)
CIE-LCH	lch(69.03, 66.54, 108.90°)
OKLab	oklab(72.56% -0.0659 0.1379)
OKLCH	oklch(72.56% 0.153 115.5)
XYZ	xyz(31.2103, 39.3845, 7.9649)
Luminance	0.3938 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A3B128 #3628B1

analogous

#B17A28 #A3B128 #5FB128

triadic

#A3B128 #28A3B1 #B128A3

tetradic

#A3B128 #28B17A #3628B1 #B1285F

square

#A3B128 #28B17A #3628B1 #B1285F

split-complementary

#A3B128 #285FB1 #7A28B1

monochromatic

#474D11 #757F1D #A3B128 #C5D442 #D5E074

Accessibility & contrast

On white

2.37

#A3B128 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.88

#A3B128 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A3B128

8.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A3B128	#FFFFFF	#000000	##000000
##A3B128	1.00	2.37	8.88	8.88
#FFFFFF	2.37	1.00	21.00	21.00
#000000	8.88	21.00	1.00	1.00
##000000	8.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BEA800

Deuteranopia (green-blind)

#BDA935

Tritanopia (blue-blind)

#AEA698

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #a3b128;
/* rgb */ color: rgb(163, 177, 40);
/* oklch */ color: oklch(72.6% 0.153 115.5);

Tailwind

colors: {
  custom: {
    50: '#c2c86e',
    500: '#a3b128',
    950: '#000000',
  },
}

SCSS

$custom: #a3b128;
$custom-light: #c2c86e;
$custom-dark: #000000;

JSON

{
  "hex": "#a3b128",
  "rgb": {
    "r": 163,
    "g": 177,
    "b": 40
  },
  "hsl": {
    "h": 66.131,
    "s": 63.134,
    "l": 42.549
  },
  "oklch": {
    "l": 0.72563,
    "c": 0.15277,
    "h": 115.5
  },
  "luminance": 0.39384
}

Semantic roles & 50–950 ramp

primary

#A3B128

secondary

#776EC7

accent

#42E652

background

#FCFCF7

surface

#F8F8ED

border

#D1D1C8

text

#131308

muted

#82827B

Preview Lab

Preview with #A3B128

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

Preview Lab → · Contrast checker → · Palette generator →