#B1AC33#B1AC33

#B1AC33 is a light, vivid yellow. Relative luminance 0.391; OKLCH L 72.7% C 0.138 H 107.0°. Best body text is #000000 at 8.82:1 contrast (WCAG AA passes).

Color values

HEX	#B1AC33
RGB	rgb(177, 172, 51)
HSL	hsl(58, 55%, 45%)
HSV	hsv(58, 71%, 69%)
CMYK	cmyk(0%, 2.8%, 71.2%, 30.6%)
CIE-LAB	lab(68.82, -12.47, 59.40)
CIE-LCH	lch(68.82, 60.69, 101.85°)
OKLab	oklab(72.69% -0.0403 0.1318)
OKLCH	oklch(72.69% 0.138 107)
XYZ	xyz(33.4828, 39.0923, 8.9132)
Luminance	0.3909 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1AC33 #3338B1

analogous

#B16D33 #B1AC33 #77B133

triadic

#B1AC33 #33B1AC #AC33B1

tetradic

#B1AC33 #33B16D #3338B1 #B13377

square

#B1AC33 #33B16D #3338B1 #B13377

split-complementary

#B1AC33 #3377B1 #6D33B1

monochromatic

#525018 #817E25 #B1AC33 #CEC954 #DBD883

Accessibility & contrast

On white

2.38

#B1AC33 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.82

#B1AC33 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1AC33

8.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1AC33	#FFFFFF	#000000	##000000
##B1AC33	1.00	2.38	8.82	8.82
#FFFFFF	2.38	1.00	21.00	21.00
#000000	8.82	21.00	1.00	1.00
##000000	8.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BBA51E

Deuteranopia (green-blind)

#BDAA3C

Tritanopia (blue-blind)

#BEA194

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #b1ac33;
/* rgb */ color: rgb(177, 172, 51);
/* oklch */ color: oklch(72.7% 0.138 107.0);

Tailwind

colors: {
  custom: {
    50: '#ccc473',
    500: '#b1ac33',
    950: '#000000',
  },
}

SCSS

$custom: #b1ac33;
$custom-light: #ccc473;
$custom-dark: #000000;

JSON

{
  "hex": "#b1ac33",
  "rgb": {
    "r": 177,
    "g": 172,
    "b": 51
  },
  "hsl": {
    "h": 57.619,
    "s": 55.263,
    "l": 44.706
  },
  "oklch": {
    "l": 0.72691,
    "c": 0.13783,
    "h": 107
  },
  "luminance": 0.39091
}

Semantic roles & 50–950 ramp

primary

#B1AC33

secondary

#7B7EC5

accent

#4FDF49

background

#FCFCF7

surface

#F9F8ED

border

#D2D1C8

text

#141208

muted

#82817B

Preview Lab

Preview with #B1AC33

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

Preview Lab → · Contrast checker → · Palette generator →