#B1C92F#B1C92F

#B1C92F is a light, vivid yellow. Relative luminance 0.513; OKLCH L 79.1% C 0.171 H 118.5°. Best body text is #000000 at 11.27:1 contrast (WCAG AA passes).

Color values

HEX	#B1C92F
RGB	rgb(177, 201, 47)
HSL	hsl(69, 62%, 49%)
HSV	hsv(69, 77%, 79%)
CMYK	cmyk(11.9%, 0%, 76.6%, 21.2%)
CIE-LAB	lab(76.88, -27.10, 68.38)
CIE-LCH	lch(76.88, 73.55, 111.62°)
OKLab	oklab(79.14% -0.0813 0.1501)
OKLCH	oklch(79.14% 0.171 118.5)
XYZ	xyz(39.5321, 51.3260, 10.5131)
Luminance	0.5133 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1C92F #472FC9

analogous

#C9942F #B1C92F #64C92F

triadic

#B1C92F #2FB1C9 #C92FB1

tetradic

#B1C92F #2FC994 #472FC9 #C92F64

square

#B1C92F #2FC994 #472FC9 #C92F64

split-complementary

#B1C92F #2F64C9 #942FC9

monochromatic

#5A6618 #859723 #B1C92F #C6D95C #D7E58E

Accessibility & contrast

On white

1.86

#B1C92F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.27

#B1C92F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1C92F

11.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1C92F	#FFFFFF	#000000	##000000
##B1C92F	1.00	1.86	11.27	11.27
#FFFFFF	1.86	1.00	21.00	21.00
#000000	11.27	21.00	1.00	1.00
##000000	11.27	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D6BE00

Deuteranopia (green-blind)

#D4BE3E

Tritanopia (blue-blind)

#BCBEAC

Achromatopsia (no color)

#BEBEBE

Design tokens & code

CSS

--color: #b1c92f;
/* rgb */ color: rgb(177, 201, 47);
/* oklch */ color: oklch(79.1% 0.171 118.5);

Tailwind

colors: {
  custom: {
    50: '#ccd974',
    500: '#b1c92f',
    950: '#000000',
  },
}

SCSS

$custom: #b1c92f;
$custom-light: #ccd974;
$custom-dark: #000000;

JSON

{
  "hex": "#b1c92f",
  "rgb": {
    "r": 177,
    "g": 201,
    "b": 47
  },
  "hsl": {
    "h": 69.351,
    "s": 62.097,
    "l": 48.627
  },
  "oklch": {
    "l": 0.7914,
    "c": 0.17071,
    "h": 118.5
  },
  "luminance": 0.51326
}

Semantic roles & 50–950 ramp

primary

#B1C92F

secondary

#372C70

accent

#43E55C

background

#FEFEFB

surface

#FBFBF1

border

#D4D4CB

text

#141409

muted

#83837D

Preview Lab

Preview with #B1C92F

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

Preview Lab → · Contrast checker → · Palette generator →