#B1CB49#B1CB49

#B1CB49 is a light, vivid yellow-green. Relative luminance 0.525; OKLCH L 79.8% C 0.157 H 119.8°. Best body text is #000000 at 11.51:1 contrast (WCAG AA passes).

Color values

HEX	#B1CB49
RGB	rgb(177, 203, 73)
HSL	hsl(72, 56%, 54%)
HSV	hsv(72, 64%, 80%)
CMYK	cmyk(12.8%, 0%, 64%, 20.4%)
CIE-LAB	lab(77.60, -26.62, 59.72)
CIE-LCH	lch(77.60, 65.39, 114.02°)
OKLab	oklab(79.78% -0.0777 0.1359)
OKLCH	oklch(79.78% 0.157 119.8)
XYZ	xyz(40.6906, 52.5402, 14.2997)
Luminance	0.5254 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1CB49 #6349CB

analogous

#CBA449 #B1CB49 #70CB49

triadic

#B1CB49 #49B1CB #CB49B1

tetradic

#B1CB49 #49CBA4 #6349CB #CB4970

square

#B1CB49 #49CBA4 #6349CB #CB4970

split-complementary

#B1CB49 #4970CB #A449CB

monochromatic

#667722 #8FA730 #B1CB49 #C5D979 #DAE6A8

Accessibility & contrast

On white

1.82

#B1CB49 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.51

#B1CB49 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1CB49

11.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1CB49	#FFFFFF	#000000	##000000
##B1CB49	1.00	1.82	11.51	11.51
#FFFFFF	1.82	1.00	21.00	21.00
#000000	11.51	21.00	1.00	1.00
##000000	11.51	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D7C038

Deuteranopia (green-blind)

#D4C052

Tritanopia (blue-blind)

#BBC1B0

Achromatopsia (no color)

#C0C0C0

Design tokens & code

CSS

--color: #b1cb49;
/* rgb */ color: rgb(177, 203, 73);
/* oklch */ color: oklch(79.8% 0.157 119.8);

Tailwind

colors: {
  custom: {
    50: '#cbda82',
    500: '#b1cb49',
    950: '#000000',
  },
}

SCSS

$custom: #b1cb49;
$custom-light: #cbda82;
$custom-dark: #000000;

JSON

{
  "hex": "#b1cb49",
  "rgb": {
    "r": 177,
    "g": 203,
    "b": 73
  },
  "hsl": {
    "h": 72,
    "s": 55.556,
    "l": 54.118
  },
  "oklch": {
    "l": 0.79778,
    "c": 0.15659,
    "h": 119.8
  },
  "luminance": 0.5254
}

Semantic roles & 50–950 ramp

primary

#B1CB49

secondary

#473880

accent

#49DF67

background

#FEFEFB

surface

#FBFBF2

border

#D4D4CC

text

#14140B

muted

#83837E

Preview Lab

Preview with #B1CB49

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

Preview Lab → · Contrast checker → · Palette generator →