#A1B52B#A1B52B

#A1B52B is a light, vivid yellow. Relative luminance 0.408; OKLCH L 73.3% C 0.156 H 117.8°. Best body text is #000000 at 9.16:1 contrast (WCAG AA passes).

Color values

HEX	#A1B52B
RGB	rgb(161, 181, 43)
HSL	hsl(69, 62%, 44%)
HSV	hsv(69, 76%, 71%)
CMYK	cmyk(11%, 0%, 76.2%, 29%)
CIE-LAB	lab(70.04, -24.25, 62.89)
CIE-LCH	lch(70.04, 67.40, 111.09°)
OKLab	oklab(73.34% -0.0729 0.1383)
OKLCH	oklch(73.34% 0.156 117.8)
XYZ	xyz(31.6586, 40.7996, 8.4924)
Luminance	0.4080 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A1B52B #3F2BB5

analogous

#B5842B #A1B52B #5CB52B

triadic

#A1B52B #2BA1B5 #B52BA1

tetradic

#A1B52B #2BB584 #3F2BB5 #B52B5C

square

#A1B52B #2BB584 #3F2BB5 #B52B5C

split-complementary

#A1B52B #2B5CB5 #842BB5

monochromatic

#495214 #75841F #A1B52B #C0D449 #D1E07B

Accessibility & contrast

On white

2.29

#A1B52B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.16

#A1B52B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A1B52B

9.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A1B52B	#FFFFFF	#000000	##000000
##A1B52B	1.00	2.29	9.16	9.16
#FFFFFF	2.29	1.00	21.00	21.00
#000000	9.16	21.00	1.00	1.00
##000000	9.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C1AB06

Deuteranopia (green-blind)

#BFAC38

Tritanopia (blue-blind)

#ABAB9B

Achromatopsia (no color)

#ABABAB

Design tokens & code

CSS

--color: #a1b52b;
/* rgb */ color: rgb(161, 181, 43);
/* oklch */ color: oklch(73.3% 0.156 117.8);

Tailwind

colors: {
  custom: {
    50: '#c0cb70',
    500: '#a1b52b',
    950: '#000000',
  },
}

SCSS

$custom: #a1b52b;
$custom-light: #c0cb70;
$custom-dark: #000000;

JSON

{
  "hex": "#a1b52b",
  "rgb": {
    "r": 161,
    "g": 181,
    "b": 43
  },
  "hsl": {
    "h": 68.696,
    "s": 61.607,
    "l": 43.922
  },
  "oklch": {
    "l": 0.7334,
    "c": 0.15635,
    "h": 117.8
  },
  "luminance": 0.40799
}

Semantic roles & 50–950 ramp

primary

#A1B52B

secondary

#8074C8

accent

#43E55B

background

#FCFCF7

surface

#F8F8ED

border

#D1D1C8

text

#131308

muted

#82827B

Preview Lab

Preview with #A1B52B

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

Preview Lab → · Contrast checker → · Palette generator →