#B1CA36#B1CA36

#B1CA36 is a light, vivid yellow-green. Relative luminance 0.519; OKLCH L 79.4% C 0.168 H 118.9°. Best body text is #000000 at 11.37:1 contrast (WCAG AA passes).

Color values

HEX	#B1CA36
RGB	rgb(177, 202, 54)
HSL	hsl(70, 58%, 50%)
HSV	hsv(70, 73%, 79%)
CMYK	cmyk(12.4%, 0%, 73.3%, 20.8%)
CIE-LAB	lab(77.19, -27.26, 66.43)
CIE-LCH	lch(77.19, 71.80, 112.31°)
OKLab	oklab(79.41% -0.0812 0.1471)
OKLCH	oklch(79.41% 0.168 118.9)
XYZ	xyz(39.9187, 51.8548, 11.3954)
Luminance	0.5185 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1CA36 #4F36CA

analogous

#CA9936 #B1CA36 #67CA36

triadic

#B1CA36 #36B1CA #CA36B1

tetradic

#B1CA36 #36CA99 #4F36CA #CA3667

square

#B1CA36 #36CA99 #4F36CA #CA3667

split-complementary

#B1CA36 #3667CA #9936CA

monochromatic

#5D6A1C #879A29 #B1CA36 #C4D766 #D7E497

Accessibility & contrast

On white

1.85

#B1CA36 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.37

#B1CA36 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1CA36

11.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1CA36	#FFFFFF	#000000	##000000
##B1CA36	1.00	1.85	11.37	11.37
#FFFFFF	1.85	1.00	21.00	21.00
#000000	11.37	21.00	1.00	1.00
##000000	11.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D7BF17

Deuteranopia (green-blind)

#D4BF43

Tritanopia (blue-blind)

#BCBFAE

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #b1ca36;
/* rgb */ color: rgb(177, 202, 54);
/* oklch */ color: oklch(79.4% 0.168 118.9);

Tailwind

colors: {
  custom: {
    50: '#ccda78',
    500: '#b1ca36',
    950: '#000000',
  },
}

SCSS

$custom: #b1ca36;
$custom-light: #ccda78;
$custom-dark: #000000;

JSON

{
  "hex": "#b1ca36",
  "rgb": {
    "r": 177,
    "g": 202,
    "b": 54
  },
  "hsl": {
    "h": 70.135,
    "s": 58.268,
    "l": 50.196
  },
  "oklch": {
    "l": 0.79408,
    "c": 0.16806,
    "h": 118.9
  },
  "luminance": 0.51855
}

Semantic roles & 50–950 ramp

primary

#B1CA36

secondary

#3C3174

accent

#46E161

background

#FEFEFB

surface

#FBFBF1

border

#D4D4CB

text

#141409

muted

#83837D

Preview Lab

Preview with #B1CA36

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

Preview Lab → · Contrast checker → · Palette generator →