#B4CA33#B4CA33

#B4CA33 is a light, vivid yellow. Relative luminance 0.522; OKLCH L 79.6% C 0.169 H 117.8°. Best body text is #000000 at 11.44:1 contrast (WCAG AA passes).

Color values

HEX	#B4CA33
RGB	rgb(180, 202, 51)
HSL	hsl(69, 60%, 50%)
HSV	hsv(69, 75%, 79%)
CMYK	cmyk(10.9%, 0%, 74.8%, 20.8%)
CIE-LAB	lab(77.39, -26.17, 67.68)
CIE-LCH	lch(77.39, 72.56, 111.14°)
OKLab	oklab(79.62% -0.0786 0.1492)
OKLCH	oklch(79.62% 0.169 117.8)
XYZ	xyz(40.5414, 52.1838, 11.0681)
Luminance	0.5218 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4CA33 #4933CA

analogous

#CA9533 #B4CA33 #68CA33

triadic

#B4CA33 #33B4CA #CA33B4

tetradic

#B4CA33 #33CA95 #4933CA #CA3368

square

#B4CA33 #33CA95 #4933CA #CA3368

split-complementary

#B4CA33 #3368CA #9533CA

monochromatic

#5D681A #889927 #B4CA33 #C7D863 #D8E494

Accessibility & contrast

On white

1.84

#B4CA33 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.44

#B4CA33 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B4CA33

11.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4CA33	#FFFFFF	#000000	##000000
##B4CA33	1.00	1.84	11.44	11.44
#FFFFFF	1.84	1.00	21.00	21.00
#000000	11.44	21.00	1.00	1.00
##000000	11.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D8BF0F

Deuteranopia (green-blind)

#D5C040

Tritanopia (blue-blind)

#BFBFAD

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #b4ca33;
/* rgb */ color: rgb(180, 202, 51);
/* oklch */ color: oklch(79.6% 0.169 117.8);

Tailwind

colors: {
  custom: {
    50: '#ceda76',
    500: '#b4ca33',
    950: '#000000',
  },
}

SCSS

$custom: #b4ca33;
$custom-light: #ceda76;
$custom-dark: #000000;

JSON

{
  "hex": "#b4ca33",
  "rgb": {
    "r": 180,
    "g": 202,
    "b": 51
  },
  "hsl": {
    "h": 68.742,
    "s": 59.684,
    "l": 49.608
  },
  "oklch": {
    "l": 0.79615,
    "c": 0.16863,
    "h": 117.8
  },
  "luminance": 0.52183
}

Semantic roles & 50–950 ramp

primary

#B4CA33

secondary

#392F72

accent

#45E35C

background

#FEFEFB

surface

#FBFBF1

border

#D4D4CB

text

#141409

muted

#83837D

Preview Lab

Preview with #B4CA33

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

Preview Lab → · Contrast checker → · Palette generator →