#A1B31E#A1B31E

#A1B31E is a light, vivid yellow. Relative luminance 0.399; OKLCH L 72.8% C 0.160 H 116.9°. Best body text is #000000 at 8.98:1 contrast (WCAG AA passes).

Color values

HEX	#A1B31E
RGB	rgb(161, 179, 30)
HSL	hsl(67, 71%, 41%)
HSV	hsv(67, 83%, 70%)
CMYK	cmyk(10.1%, 0%, 83.2%, 29.8%)
CIE-LAB	lab(69.41, -23.76, 66.02)
CIE-LCH	lch(69.41, 70.16, 109.79°)
OKLab	oklab(72.82% -0.0725 0.1427)
OKLCH	oklch(72.82% 0.16 116.9)
XYZ	xyz(31.0532, 39.9114, 7.2958)
Luminance	0.3991 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A1B31E #301EB3

analogous

#B37A1E #A1B31E #56B31E

triadic

#A1B31E #1EA1B3 #B31EA1

tetradic

#A1B31E #1EB37A #301EB3 #B31E56

square

#A1B31E #1EB37A #301EB3 #B31E56

split-complementary

#A1B31E #1E56B3 #7A1EB3

monochromatic

#434A0C #727F15 #A1B31E #C8DD32 #D6E566

Accessibility & contrast

On white

2.34

#A1B31E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.98

#A1B31E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A1B31E

8.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A1B31E	#FFFFFF	#000000	##000000
##A1B31E	1.00	2.34	8.98	8.98
#FFFFFF	2.34	1.00	21.00	21.00
#000000	8.98	21.00	1.00	1.00
##000000	8.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C0A900

Deuteranopia (green-blind)

#BEAA2E

Tritanopia (blue-blind)

#ACA899

Achromatopsia (no color)

#A9A9A9

Design tokens & code

CSS

--color: #a1b31e;
/* rgb */ color: rgb(161, 179, 30);
/* oklch */ color: oklch(72.8% 0.160 116.9);

Tailwind

colors: {
  custom: {
    50: '#c1c96a',
    500: '#a1b31e',
    950: '#000000',
  },
}

SCSS

$custom: #a1b31e;
$custom-light: #c1c96a;
$custom-dark: #000000;

JSON

{
  "hex": "#a1b31e",
  "rgb": {
    "r": 161,
    "g": 179,
    "b": 30
  },
  "hsl": {
    "h": 67.248,
    "s": 71.292,
    "l": 40.98
  },
  "oklch": {
    "l": 0.72816,
    "c": 0.16011,
    "h": 116.9
  },
  "luminance": 0.39911
}

Semantic roles & 50–950 ramp

primary

#A1B31E

secondary

#6F62CB

accent

#3AEE50

background

#FCFCF6

surface

#F8F8EC

border

#D1D1C7

text

#131307

muted

#82827A

Preview Lab

Preview with #A1B31E

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

Preview Lab → · Contrast checker → · Palette generator →