#A1B331#A1B331

#A1B331 is a light, vivid yellow. Relative luminance 0.400; OKLCH L 72.9% C 0.151 H 117.2°. Best body text is #000000 at 9.01:1 contrast (WCAG AA passes).

Color values

HEX	#A1B331
RGB	rgb(161, 179, 49)
HSL	hsl(68, 57%, 45%)
HSV	hsv(68, 73%, 70%)
CMYK	cmyk(10.1%, 0%, 72.6%, 29.8%)
CIE-LAB	lab(69.50, -22.97, 60.35)
CIE-LCH	lch(69.50, 64.58, 110.84°)
OKLab	oklab(72.92% -0.0689 0.134)
OKLCH	oklch(72.92% 0.151 117.2)
XYZ	xyz(31.3732, 40.0394, 8.9808)
Luminance	0.4004 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A1B331 #4331B3

analogous

#B38431 #A1B331 #60B331

triadic

#A1B331 #31A1B3 #B331A1

tetradic

#A1B331 #31B384 #4331B3 #B33160

square

#A1B331 #31B384 #4331B3 #B33160

split-complementary

#A1B331 #3160B3 #8431B3

monochromatic

#4B5317 #768324 #A1B331 #BED052 #D0DD82

Accessibility & contrast

On white

2.33

#A1B331 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.01

#A1B331 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A1B331

9.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A1B331	#FFFFFF	#000000	##000000
##A1B331	1.00	2.33	9.01	9.01
#FFFFFF	2.33	1.00	21.00	21.00
#000000	9.01	21.00	1.00	1.00
##000000	9.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BFA918

Deuteranopia (green-blind)

#BDAA3C

Tritanopia (blue-blind)

#ABA99A

Achromatopsia (no color)

#AAAAAA

Design tokens & code

CSS

--color: #a1b331;
/* rgb */ color: rgb(161, 179, 49);
/* oklch */ color: oklch(72.9% 0.151 117.2);

Tailwind

colors: {
  custom: {
    50: '#c0c972',
    500: '#a1b331',
    950: '#000000',
  },
}

SCSS

$custom: #a1b331;
$custom-light: #c0c972;
$custom-dark: #000000;

JSON

{
  "hex": "#a1b331",
  "rgb": {
    "r": 161,
    "g": 179,
    "b": 49
  },
  "hsl": {
    "h": 68.308,
    "s": 57.018,
    "l": 44.706
  },
  "oklch": {
    "l": 0.72918,
    "c": 0.15065,
    "h": 117.2
  },
  "luminance": 0.40039
}

Semantic roles & 50–950 ramp

primary

#A1B331

secondary

#847AC6

accent

#48E05D

background

#FCFCF7

surface

#F8F8ED

border

#D1D1C8

text

#131308

muted

#82827B

Preview Lab

Preview with #A1B331

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

Preview Lab → · Contrast checker → · Palette generator →