#A1BB31#A1BB31

#A1BB31 is a light, vivid yellow-green. Relative luminance 0.433; OKLCH L 74.8% C 0.160 H 119.9°. Best body text is #000000 at 9.67:1 contrast (WCAG AA passes).

Color values

HEX	#A1BB31
RGB	rgb(161, 187, 49)
HSL	hsl(71, 58%, 46%)
HSV	hsv(71, 74%, 73%)
CMYK	cmyk(13.9%, 0%, 73.8%, 26.7%)
CIE-LAB	lab(71.78, -26.88, 62.55)
CIE-LCH	lch(71.78, 68.08, 113.25°)
OKLab	oklab(74.76% -0.0797 0.1386)
OKLCH	oklch(74.76% 0.16 119.9)
XYZ	xyz(33.0233, 43.3396, 9.5308)
Luminance	0.4334 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A1BB31 #4B31BB

analogous

#BB9031 #A1BB31 #5CBB31

triadic

#A1BB31 #31A1BB #BB31A1

tetradic

#A1BB31 #31BB90 #4B31BB #BB315C

square

#A1BB31 #31BB90 #4B31BB #BB315C

split-complementary

#A1BB31 #315CBB #9031BB

monochromatic

#4E5A18 #778B24 #A1BB31 #BBD356 #CFE087

Accessibility & contrast

On white

2.17

#A1BB31 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.67

#A1BB31 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A1BB31

9.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A1BB31	#FFFFFF	#000000	##000000
##A1BB31	1.00	2.17	9.67	9.67
#FFFFFF	2.17	1.00	21.00	21.00
#000000	9.67	21.00	1.00	1.00
##000000	9.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C7B014

Deuteranopia (green-blind)

#C4B03D

Tritanopia (blue-blind)

#AAB1A1

Achromatopsia (no color)

#B0B0B0

Design tokens & code

CSS

--color: #a1bb31;
/* rgb */ color: rgb(161, 187, 49);
/* oklch */ color: oklch(74.8% 0.160 119.9);

Tailwind

colors: {
  custom: {
    50: '#c0cf73',
    500: '#a1bb31',
    950: '#000000',
  },
}

SCSS

$custom: #a1bb31;
$custom-light: #c0cf73;
$custom-dark: #000000;

JSON

{
  "hex": "#a1bb31",
  "rgb": {
    "r": 161,
    "g": 187,
    "b": 49
  },
  "hsl": {
    "h": 71.304,
    "s": 58.475,
    "l": 46.275
  },
  "oklch": {
    "l": 0.74759,
    "c": 0.15989,
    "h": 119.9
  },
  "luminance": 0.43339
}

Semantic roles & 50–950 ramp

primary

#A1BB31

secondary

#8D7FC9

accent

#46E263

background

#FCFCF7

surface

#F8F9ED

border

#D1D2C8

text

#131309

muted

#82827B

Preview Lab

Preview with #A1BB31

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

Preview Lab → · Contrast checker → · Palette generator →