#B5CA40#B5CA40

#B5CA40 is a light, vivid yellow. Relative luminance 0.524; OKLCH L 79.8% C 0.160 H 117.7°. Best body text is #000000 at 11.49:1 contrast (WCAG AA passes).

Color values

HEX	#B5CA40
RGB	rgb(181, 202, 64)
HSL	hsl(69, 57%, 52%)
HSV	hsv(69, 68%, 79%)
CMYK	cmyk(10.4%, 0%, 68.3%, 20.8%)
CIE-LAB	lab(77.54, -25.08, 63.29)
CIE-LCH	lch(77.54, 68.08, 111.62°)
OKLab	oklab(79.78% -0.0745 0.142)
OKLCH	oklch(79.78% 0.16 117.7)
XYZ	xyz(41.1029, 52.4354, 12.8052)
Luminance	0.5243 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5CA40 #5540CA

analogous

#CA9A40 #B5CA40 #70CA40

triadic

#B5CA40 #40B5CA #CA40B5

tetradic

#B5CA40 #40CA9A #5540CA #CA4070

square

#B5CA40 #40CA9A #5540CA #CA4070

split-complementary

#B5CA40 #4070CA #9A40CA

monochromatic

#64701F #8FA02C #B5CA40 #C8D770 #DAE5A0

Accessibility & contrast

On white

1.83

#B5CA40 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.49

#B5CA40 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B5CA40

11.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5CA40	#FFFFFF	#000000	##000000
##B5CA40	1.00	1.83	11.49	11.49
#FFFFFF	1.83	1.00	21.00	21.00
#000000	11.49	21.00	1.00	1.00
##000000	11.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D7BF2B

Deuteranopia (green-blind)

#D5C04B

Tritanopia (blue-blind)

#C0BFAF

Achromatopsia (no color)

#C0C0C0

Design tokens & code

CSS

--color: #b5ca40;
/* rgb */ color: rgb(181, 202, 64);
/* oklch */ color: oklch(79.8% 0.160 117.7);

Tailwind

colors: {
  custom: {
    50: '#ceda7d',
    500: '#b5ca40',
    950: '#000000',
  },
}

SCSS

$custom: #b5ca40;
$custom-light: #ceda7d;
$custom-dark: #000000;

JSON

{
  "hex": "#b5ca40",
  "rgb": {
    "r": 181,
    "g": 202,
    "b": 64
  },
  "hsl": {
    "h": 69.13,
    "s": 56.557,
    "l": 52.157
  },
  "oklch": {
    "l": 0.79778,
    "c": 0.1604,
    "h": 117.7
  },
  "luminance": 0.52435
}

Semantic roles & 50–950 ramp

primary

#B5CA40

secondary

#3F357A

accent

#48E05F

background

#FEFEFB

surface

#FBFBF2

border

#D4D4CC

text

#14140A

muted

#83837D

Preview Lab

Preview with #B5CA40

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

Preview Lab → · Contrast checker → · Palette generator →