#A3BF31#A3BF31

#A3BF31 is a light, vivid yellow-green. Relative luminance 0.453; OKLCH L 75.8% C 0.164 H 120.4°. Best body text is #000000 at 10.05:1 contrast (WCAG AA passes).

Color values

HEX	#A3BF31
RGB	rgb(163, 191, 49)
HSL	hsl(72, 59%, 47%)
HSV	hsv(72, 74%, 75%)
CMYK	cmyk(14.7%, 0%, 74.3%, 25.1%)
CIE-LAB	lab(73.07, -27.98, 63.83)
CIE-LCH	lch(73.07, 69.69, 113.67°)
OKLab	oklab(75.83% -0.0828 0.1412)
OKLCH	oklch(75.83% 0.164 120.4)
XYZ	xyz(34.2901, 45.2700, 9.8367)
Luminance	0.4527 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A3BF31 #4D31BF

analogous

#BF9431 #A3BF31 #5CBF31

triadic

#A3BF31 #31A3BF #BF31A3

tetradic

#A3BF31 #31BF94 #4D31BF #BF315C

square

#A3BF31 #31BF94 #4D31BF #BF315C

split-complementary

#A3BF31 #315CBF #9431BF

monochromatic

#505E18 #798E25 #A3BF31 #BCD459 #D0E18A

Accessibility & contrast

On white

2.09

#A3BF31 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.05

#A3BF31 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A3BF31

10.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A3BF31	#FFFFFF	#000000	##000000
##A3BF31	1.00	2.09	10.05	10.05
#FFFFFF	2.09	1.00	21.00	21.00
#000000	10.05	21.00	1.00	1.00
##000000	10.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CBB411

Deuteranopia (green-blind)

#C8B43E

Tritanopia (blue-blind)

#ACB5A4

Achromatopsia (no color)

#B3B3B3

Design tokens & code

CSS

--color: #a3bf31;
/* rgb */ color: rgb(163, 191, 49);
/* oklch */ color: oklch(75.8% 0.164 120.4);

Tailwind

colors: {
  custom: {
    50: '#c2d274',
    500: '#a3bf31',
    950: '#000000',
  },
}

SCSS

$custom: #a3bf31;
$custom-light: #c2d274;
$custom-dark: #000000;

JSON

{
  "hex": "#a3bf31",
  "rgb": {
    "r": 163,
    "g": 191,
    "b": 49
  },
  "hsl": {
    "h": 71.831,
    "s": 59.167,
    "l": 47.059
  },
  "oklch": {
    "l": 0.75829,
    "c": 0.16373,
    "h": 120.4
  },
  "luminance": 0.4527
}

Semantic roles & 50–950 ramp

primary

#A3BF31

secondary

#9081CB

accent

#45E264

background

#FCFCF7

surface

#F8F9ED

border

#D1D2C8

text

#131409

muted

#82827B

Preview Lab

Preview with #A3BF31

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

Preview Lab → · Contrast checker → · Palette generator →