#B5CA45#B5CA45

#B5CA45 is a light, vivid yellow. Relative luminance 0.525; OKLCH L 79.8% C 0.157 H 117.8°. Best body text is #000000 at 11.50:1 contrast (WCAG AA passes).

Color values

HEX	#B5CA45
RGB	rgb(181, 202, 69)
HSL	hsl(69, 56%, 53%)
HSV	hsv(69, 66%, 79%)
CMYK	cmyk(10.4%, 0%, 65.8%, 20.8%)
CIE-LAB	lab(77.58, -24.78, 61.39)
CIE-LCH	lch(77.58, 66.20, 111.98°)
OKLab	oklab(79.82% -0.0732 0.1388)
OKLCH	oklch(79.82% 0.157 117.8)
XYZ	xyz(41.2516, 52.4949, 13.5885)
Luminance	0.5249 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5CA45 #5A45CA

analogous

#CA9D45 #B5CA45 #72CA45

triadic

#B5CA45 #45B5CA #CA45B5

tetradic

#B5CA45 #45CA9D #5A45CA #CA4572

square

#B5CA45 #45CA9D #5A45CA #CA4572

split-complementary

#B5CA45 #4572CA #9D45CA

monochromatic

#677421 #91A32F #B5CA45 #C8D875 #DBE5A4

Accessibility & contrast

On white

1.83

#B5CA45 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.50

#B5CA45 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B5CA45

11.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5CA45	#FFFFFF	#000000	##000000
##B5CA45	1.00	1.83	11.50	11.50
#FFFFFF	1.83	1.00	21.00	21.00
#000000	11.50	21.00	1.00	1.00
##000000	11.50	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D7BF32

Deuteranopia (green-blind)

#D5C04F

Tritanopia (blue-blind)

#C0BFAF

Achromatopsia (no color)

#C0C0C0

Design tokens & code

CSS

--color: #b5ca45;
/* rgb */ color: rgb(181, 202, 69);
/* oklch */ color: oklch(79.8% 0.157 117.8);

Tailwind

colors: {
  custom: {
    50: '#ceda80',
    500: '#b5ca45',
    950: '#000000',
  },
}

SCSS

$custom: #b5ca45;
$custom-light: #ceda80;
$custom-dark: #000000;

JSON

{
  "hex": "#b5ca45",
  "rgb": {
    "r": 181,
    "g": 202,
    "b": 69
  },
  "hsl": {
    "h": 69.474,
    "s": 55.649,
    "l": 53.137
  },
  "oklch": {
    "l": 0.79818,
    "c": 0.15693,
    "h": 117.8
  },
  "luminance": 0.52494
}

Semantic roles & 50–950 ramp

primary

#B5CA45

secondary

#42377D

accent

#49DF61

background

#FEFEFB

surface

#FBFBF2

border

#D4D4CC

text

#14140B

muted

#83837E

Preview Lab

Preview with #B5CA45

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

Preview Lab → · Contrast checker → · Palette generator →