#B9BC21#B9BC21

#B9BC21 is a light, vivid yellow. Relative luminance 0.464; OKLCH L 76.8% C 0.161 H 110.9°. Best body text is #000000 at 10.28:1 contrast (WCAG AA passes).

Color values

HEX	#B9BC21
RGB	rgb(185, 188, 33)
HSL	hsl(61, 70%, 43%)
HSV	hsv(61, 82%, 74%)
CMYK	cmyk(1.6%, 0%, 82.4%, 26.3%)
CIE-LAB	lab(73.80, -17.86, 69.76)
CIE-LCH	lch(73.80, 72.01, 104.36°)
OKLab	oklab(76.8% -0.0573 0.1503)
OKLCH	oklch(76.8% 0.161 110.9)
XYZ	xyz(38.2668, 46.3916, 8.3773)
Luminance	0.4639 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B9BC21 #2421BC

analogous

#BC7121 #B9BC21 #6BBC21

triadic

#B9BC21 #21B9BC #BC21B9

tetradic

#B9BC21 #21BC71 #2421BC #BC216B

square

#B9BC21 #21BC71 #2421BC #BC216B

split-complementary

#B9BC21 #216BBC #7121BC

monochromatic

#53540F #868818 #B9BC21 #DADD3D #E4E671

Accessibility & contrast

On white

2.04

#B9BC21 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.28

#B9BC21 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B9BC21

10.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B9BC21	#FFFFFF	#000000	##000000
##B9BC21	1.00	2.04	10.28	10.28
#FFFFFF	2.04	1.00	21.00	21.00
#000000	10.28	21.00	1.00	1.00
##000000	10.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CBB300

Deuteranopia (green-blind)

#CDB731

Tritanopia (blue-blind)

#C6B0A1

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #b9bc21;
/* rgb */ color: rgb(185, 188, 33);
/* oklch */ color: oklch(76.8% 0.161 110.9);

Tailwind

colors: {
  custom: {
    50: '#d2cf6d',
    500: '#b9bc21',
    950: '#000000',
  },
}

SCSS

$custom: #b9bc21;
$custom-light: #d2cf6d;
$custom-dark: #000000;

JSON

{
  "hex": "#b9bc21",
  "rgb": {
    "r": 185,
    "g": 188,
    "b": 33
  },
  "hsl": {
    "h": 61.161,
    "s": 70.136,
    "l": 43.333
  },
  "oklch": {
    "l": 0.76802,
    "c": 0.16087,
    "h": 110.9
  },
  "luminance": 0.46391
}

Semantic roles & 50–950 ramp

primary

#B9BC21

secondary

#6E6CCD

accent

#3BED3E

background

#FDFCF7

surface

#FBF9ED

border

#D4D2C8

text

#151308

muted

#83827B

Preview Lab

Preview with #B9BC21

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

Preview Lab → · Contrast checker → · Palette generator →