#B1C333#B1C333

#B1C333 is a light, vivid yellow. Relative luminance 0.486; OKLCH L 77.8% C 0.162 H 116.6°. Best body text is #000000 at 10.72:1 contrast (WCAG AA passes).

Color values

HEX	#B1C333
RGB	rgb(177, 195, 51)
HSL	hsl(68, 59%, 48%)
HSV	hsv(68, 74%, 76%)
CMYK	cmyk(9.2%, 0%, 73.8%, 23.5%)
CIE-LAB	lab(75.21, -24.02, 65.55)
CIE-LCH	lch(75.21, 69.81, 110.13°)
OKLab	oklab(77.81% -0.0725 0.1448)
OKLCH	oklch(77.81% 0.162 116.6)
XYZ	xyz(38.2451, 48.6169, 10.5006)
Luminance	0.4862 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1C333 #4533C3

analogous

#C38D33 #B1C333 #69C333

triadic

#B1C333 #33B1C3 #C333B1

tetradic

#B1C333 #33C38D #4533C3 #C33369

square

#B1C333 #33C38D #4533C3 #C33369

split-complementary

#B1C333 #3369C3 #8D33C3

monochromatic

#59621A #859226 #B1C333 #C6D55E #D7E28F

Accessibility & contrast

On white

1.96

#B1C333 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.72

#B1C333 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1C333

10.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1C333	#FFFFFF	#000000	##000000
##B1C333	1.00	1.96	10.72	10.72
#FFFFFF	1.96	1.00	21.00	21.00
#000000	10.72	21.00	1.00	1.00
##000000	10.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D1B914

Deuteranopia (green-blind)

#CFBA3F

Tritanopia (blue-blind)

#BCB8A8

Achromatopsia (no color)

#B9B9B9

Design tokens & code

CSS

--color: #b1c333;
/* rgb */ color: rgb(177, 195, 51);
/* oklch */ color: oklch(77.8% 0.162 116.6);

Tailwind

colors: {
  custom: {
    50: '#ccd575',
    500: '#b1c333',
    950: '#000000',
  },
}

SCSS

$custom: #b1c333;
$custom-light: #ccd575;
$custom-dark: #000000;

JSON

{
  "hex": "#b1c333",
  "rgb": {
    "r": 177,
    "g": 195,
    "b": 51
  },
  "hsl": {
    "h": 67.5,
    "s": 58.537,
    "l": 48.235
  },
  "oklch": {
    "l": 0.77809,
    "c": 0.16193,
    "h": 116.6
  },
  "luminance": 0.48616
}

Semantic roles & 50–950 ramp

primary

#B1C333

secondary

#8E86CC

accent

#46E25A

background

#FDFDF7

surface

#FAFAED

border

#D3D3C8

text

#141409

muted

#83837B

Preview Lab

Preview with #B1C333

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

Preview Lab → · Contrast checker → · Palette generator →