#B5C033#B5C033

#B5C033 is a light, vivid yellow. Relative luminance 0.478; OKLCH L 77.5% C 0.157 H 114.0°. Best body text is #000000 at 10.55:1 contrast (WCAG AA passes).

Color values

HEX	#B5C033
RGB	rgb(181, 192, 51)
HSL	hsl(65, 58%, 48%)
HSV	hsv(65, 73%, 75%)
CMYK	cmyk(5.7%, 0%, 73.4%, 24.7%)
CIE-LAB	lab(74.68, -20.88, 65.14)
CIE-LCH	lch(74.68, 68.41, 107.77°)
OKLab	oklab(77.45% -0.064 0.1438)
OKLCH	oklch(77.45% 0.157 114)
XYZ	xyz(38.5044, 47.7628, 10.3221)
Luminance	0.4776 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5C033 #3E33C0

analogous

#C08533 #B5C033 #6EC033

triadic

#B5C033 #33B5C0 #C033B5

tetradic

#B5C033 #33C085 #3E33C0 #C0336E

square

#B5C033 #33C085 #3E33C0 #C0336E

split-complementary

#B5C033 #336EC0 #8533C0

monochromatic

#5A5F19 #879026 #B5C033 #CAD45C #DAE18D

Accessibility & contrast

On white

1.99

#B5C033 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.55

#B5C033 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B5C033

10.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5C033	#FFFFFF	#000000	##000000
##B5C033	1.00	1.99	10.55	10.55
#FFFFFF	1.99	1.00	21.00	21.00
#000000	10.55	21.00	1.00	1.00
##000000	10.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CEB715

Deuteranopia (green-blind)

#CEB93F

Tritanopia (blue-blind)

#C1B5A5

Achromatopsia (no color)

#B8B8B8

Design tokens & code

CSS

--color: #b5c033;
/* rgb */ color: rgb(181, 192, 51);
/* oklch */ color: oklch(77.5% 0.157 114.0);

Tailwind

colors: {
  custom: {
    50: '#cfd275',
    500: '#b5c033',
    950: '#000000',
  },
}

SCSS

$custom: #b5c033;
$custom-light: #cfd275;
$custom-dark: #000000;

JSON

{
  "hex": "#b5c033",
  "rgb": {
    "r": 181,
    "g": 192,
    "b": 51
  },
  "hsl": {
    "h": 64.681,
    "s": 58.025,
    "l": 47.647
  },
  "oklch": {
    "l": 0.77452,
    "c": 0.1574,
    "h": 114
  },
  "luminance": 0.47762
}

Semantic roles & 50–950 ramp

primary

#B5C033

secondary

#8984CB

accent

#47E153

background

#FDFCF7

surface

#FAF9ED

border

#D3D2C8

text

#141409

muted

#83827B

Preview Lab

Preview with #B5C033

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

Preview Lab → · Contrast checker → · Palette generator →