#B1CA3D#B1CA3D

#B1CA3D is a light, vivid yellow-green. Relative luminance 0.519; OKLCH L 79.5% C 0.164 H 119.1°. Best body text is #000000 at 11.39:1 contrast (WCAG AA passes).

Color values

HEX	#B1CA3D
RGB	rgb(177, 202, 61)
HSL	hsl(71, 57%, 52%)
HSV	hsv(71, 70%, 79%)
CMYK	cmyk(12.4%, 0%, 69.8%, 20.8%)
CIE-LAB	lab(77.24, -26.89, 64.01)
CIE-LCH	lch(77.24, 69.43, 112.79°)
OKLab	oklab(79.46% -0.0796 0.1432)
OKLCH	oklch(79.46% 0.164 119.1)
XYZ	xyz(40.0951, 51.9254, 12.3243)
Luminance	0.5192 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1CA3D #563DCA

analogous

#CA9D3D #B1CA3D #6BCA3D

triadic

#B1CA3D #3DB1CA #CA3DB1

tetradic

#B1CA3D #3DCA9D #563DCA #CA3D6B

square

#B1CA3D #3DCA9D #563DCA #CA3D6B

split-complementary

#B1CA3D #3D6BCA #9D3DCA

monochromatic

#606E1E #8A9F2B #B1CA3D #C4D76D #D8E49D

Accessibility & contrast

On white

1.84

#B1CA3D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.39

#B1CA3D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1CA3D

11.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1CA3D	#FFFFFF	#000000	##000000
##B1CA3D	1.00	1.84	11.39	11.39
#FFFFFF	1.84	1.00	21.00	21.00
#000000	11.39	21.00	1.00	1.00
##000000	11.39	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D7BF26

Deuteranopia (green-blind)

#D4BF48

Tritanopia (blue-blind)

#BBBFAE

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #b1ca3d;
/* rgb */ color: rgb(177, 202, 61);
/* oklch */ color: oklch(79.5% 0.164 119.1);

Tailwind

colors: {
  custom: {
    50: '#ccda7b',
    500: '#b1ca3d',
    950: '#000000',
  },
}

SCSS

$custom: #b1ca3d;
$custom-light: #ccda7b;
$custom-dark: #000000;

JSON

{
  "hex": "#b1ca3d",
  "rgb": {
    "r": 177,
    "g": 202,
    "b": 61
  },
  "hsl": {
    "h": 70.638,
    "s": 57.085,
    "l": 51.569
  },
  "oklch": {
    "l": 0.79455,
    "c": 0.16381,
    "h": 119.1
  },
  "luminance": 0.51925
}

Semantic roles & 50–950 ramp

primary

#B1CA3D

secondary

#403378

accent

#47E063

background

#FEFEFB

surface

#FBFBF2

border

#D4D4CC

text

#14140A

muted

#83837D

Preview Lab

Preview with #B1CA3D

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

Preview Lab → · Contrast checker → · Palette generator →