#B1C433#B1C433

#B1C433 is a light, vivid yellow. Relative luminance 0.491; OKLCH L 78.0% C 0.163 H 116.9°. Best body text is #000000 at 10.81:1 contrast (WCAG AA passes).

Color values

HEX	#B1C433
RGB	rgb(177, 196, 51)
HSL	hsl(68, 59%, 48%)
HSV	hsv(68, 74%, 77%)
CMYK	cmyk(9.7%, 0%, 74%, 23.1%)
CIE-LAB	lab(75.49, -24.51, 65.81)
CIE-LCH	lch(75.49, 70.23, 110.43°)
OKLab	oklab(78.03% -0.0739 0.1453)
OKLCH	oklch(78.03% 0.163 116.9)
XYZ	xyz(38.4699, 49.0665, 10.5755)
Luminance	0.4907 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1C433 #4633C4

analogous

#C48E33 #B1C433 #68C433

triadic

#B1C433 #33B1C4 #C433B1

tetradic

#B1C433 #33C48E #4633C4 #C43368

square

#B1C433 #33C48E #4633C4 #C43368

split-complementary

#B1C433 #3368C4 #8E33C4

monochromatic

#59631A #859326 #B1C433 #C6D55F #D7E28F

Accessibility & contrast

On white

1.94

#B1C433 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.81

#B1C433 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1C433

10.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1C433	#FFFFFF	#000000	##000000
##B1C433	1.00	1.94	10.81	10.81
#FFFFFF	1.94	1.00	21.00	21.00
#000000	10.81	21.00	1.00	1.00
##000000	10.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D2B913

Deuteranopia (green-blind)

#D0BB40

Tritanopia (blue-blind)

#BCB9A8

Achromatopsia (no color)

#BABABA

Design tokens & code

CSS

--color: #b1c433;
/* rgb */ color: rgb(177, 196, 51);
/* oklch */ color: oklch(78.0% 0.163 116.9);

Tailwind

colors: {
  custom: {
    50: '#ccd575',
    500: '#b1c433',
    950: '#000000',
  },
}

SCSS

$custom: #b1c433;
$custom-light: #ccd575;
$custom-dark: #000000;

JSON

{
  "hex": "#b1c433",
  "rgb": {
    "r": 177,
    "g": 196,
    "b": 51
  },
  "hsl": {
    "h": 67.862,
    "s": 58.704,
    "l": 48.431
  },
  "oklch": {
    "l": 0.78034,
    "c": 0.16304,
    "h": 116.9
  },
  "luminance": 0.49066
}

Semantic roles & 50–950 ramp

primary

#B1C433

secondary

#8F86CD

accent

#46E25A

background

#FDFDF7

surface

#FAFAED

border

#D3D3C8

text

#141409

muted

#83837B

Preview Lab

Preview with #B1C433

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

Preview Lab → · Contrast checker → · Palette generator →