#B1BF4B#B1BF4B

#B1BF4B is a light, vivid yellow. Relative luminance 0.471; OKLCH L 77.1% C 0.141 H 115.6°. Best body text is #000000 at 10.42:1 contrast (WCAG AA passes).

Color values

HEX	#B1BF4B
RGB	rgb(177, 191, 75)
HSL	hsl(67, 48%, 52%)
HSV	hsv(67, 61%, 75%)
CMYK	cmyk(7.3%, 0%, 60.7%, 25.1%)
CIE-LAB	lab(74.26, -20.62, 55.30)
CIE-LCH	lch(74.26, 59.02, 110.45°)
OKLab	oklab(77.1% -0.0607 0.1269)
OKLCH	oklch(77.1% 0.141 115.6)
XYZ	xyz(38.0331, 47.1173, 13.7462)
Luminance	0.4712 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1BF4B #594BBF

analogous

#BF934B #B1BF4B #77BF4B

triadic

#B1BF4B #4BB1BF #BF4BB1

tetradic

#B1BF4B #4BBF93 #594BBF #BF4B77

square

#B1BF4B #4BBF93 #594BBF #BF4B77

split-complementary

#B1BF4B #4B77BF #934BBF

monochromatic

#626A26 #8B9736 #B1BF4B #C5CF78 #D8DFA5

Accessibility & contrast

On white

2.01

#B1BF4B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.42

#B1BF4B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1BF4B

10.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1BF4B	#FFFFFF	#000000	##000000
##B1BF4B	1.00	2.01	10.42	10.42
#FFFFFF	2.01	1.00	21.00	21.00
#000000	10.42	21.00	1.00	1.00
##000000	10.42	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CCB63D

Deuteranopia (green-blind)

#CAB852

Tritanopia (blue-blind)

#BBB5A6

Achromatopsia (no color)

#B7B7B7

Design tokens & code

CSS

--color: #b1bf4b;
/* rgb */ color: rgb(177, 191, 75);
/* oklch */ color: oklch(77.1% 0.141 115.6);

Tailwind

colors: {
  custom: {
    50: '#cbd282',
    500: '#b1bf4b',
    950: '#000000',
  },
}

SCSS

$custom: #b1bf4b;
$custom-light: #cbd282;
$custom-dark: #000000;

JSON

{
  "hex": "#b1bf4b",
  "rgb": {
    "r": 177,
    "g": 191,
    "b": 75
  },
  "hsl": {
    "h": 67.241,
    "s": 47.541,
    "l": 52.157
  },
  "oklch": {
    "l": 0.77103,
    "c": 0.14065,
    "h": 115.6
  },
  "luminance": 0.47117
}

Semantic roles & 50–950 ramp

primary

#B1BF4B

secondary

#A09ACC

accent

#51D761

background

#FCFCF8

surface

#F9F9EF

border

#D2D2CA

text

#14140B

muted

#82827C

Preview Lab

Preview with #B1BF4B

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

Preview Lab → · Contrast checker → · Palette generator →