#A1B031#A1B031

#A1B031 is a light, vivid yellow. Relative luminance 0.388; OKLCH L 72.2% C 0.147 H 116.1°. Best body text is #000000 at 8.77:1 contrast (WCAG AA passes).

Color values

HEX	#A1B031
RGB	rgb(161, 176, 49)
HSL	hsl(67, 56%, 44%)
HSV	hsv(67, 72%, 69%)
CMYK	cmyk(8.5%, 0%, 72.2%, 31%)
CIE-LAB	lab(68.64, -21.49, 59.52)
CIE-LCH	lch(68.64, 63.28, 109.85°)
OKLab	oklab(72.23% -0.0648 0.1322)
OKLCH	oklch(72.23% 0.147 116.1)
XYZ	xyz(30.7784, 38.8499, 8.7825)
Luminance	0.3885 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A1B031 #4031B0

analogous

#B08031 #A1B031 #62B031

triadic

#A1B031 #31A1B0 #B031A1

tetradic

#A1B031 #31B080 #4031B0 #B03162

square

#A1B031 #31B080 #4031B0 #B03162

split-complementary

#A1B031 #3162B0 #8031B0

monochromatic

#495016 #758024 #A1B031 #BFCE50 #D1DC80

Accessibility & contrast

On white

2.39

#A1B031 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.77

#A1B031 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A1B031

8.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A1B031	#FFFFFF	#000000	##000000
##A1B031	1.00	2.39	8.77	8.77
#FFFFFF	2.39	1.00	21.00	21.00
#000000	8.77	21.00	1.00	1.00
##000000	8.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BCA71A

Deuteranopia (green-blind)

#BBA83B

Tritanopia (blue-blind)

#ABA697

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #a1b031;
/* rgb */ color: rgb(161, 176, 49);
/* oklch */ color: oklch(72.2% 0.147 116.1);

Tailwind

colors: {
  custom: {
    50: '#c0c772',
    500: '#a1b031',
    950: '#000000',
  },
}

SCSS

$custom: #a1b031;
$custom-light: #c0c772;
$custom-dark: #000000;

JSON

{
  "hex": "#a1b031",
  "rgb": {
    "r": 161,
    "g": 176,
    "b": 49
  },
  "hsl": {
    "h": 67.087,
    "s": 56.444,
    "l": 44.118
  },
  "oklch": {
    "l": 0.72231,
    "c": 0.14724,
    "h": 116.1
  },
  "luminance": 0.38849
}

Semantic roles & 50–950 ramp

primary

#A1B031

secondary

#8178C5

accent

#48E05A

background

#FCFCF7

surface

#F8F8ED

border

#D1D1C8

text

#131308

muted

#82827B

Preview Lab

Preview with #A1B031

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

Preview Lab → · Contrast checker → · Palette generator →