#BFC740#BFC740

#BFC740 is a light, vivid yellow. Relative luminance 0.523; OKLCH L 79.9% C 0.154 H 112.7°. Best body text is #000000 at 11.46:1 contrast (WCAG AA passes).

Color values

HEX	#BFC740
RGB	rgb(191, 199, 64)
HSL	hsl(64, 55%, 52%)
HSV	hsv(64, 68%, 78%)
CMYK	cmyk(4%, 0%, 67.8%, 22%)
CIE-LAB	lab(77.46, -19.48, 63.45)
CIE-LCH	lch(77.46, 66.37, 107.07°)
OKLab	oklab(79.9% -0.0595 0.1421)
OKLCH	oklch(79.9% 0.154 112.7)
XYZ	xyz(42.8359, 52.2943, 12.6868)
Luminance	0.5229 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BFC740 #4840C7

analogous

#C78C40 #BFC740 #7BC740

triadic

#BFC740 #40BFC7 #C740BF

tetradic

#BFC740 #40C78C #4840C7 #C7407B

square

#BFC740 #40C78C #4840C7 #C7407B

split-complementary

#BFC740 #407BC7 #8C40C7

monochromatic

#686D20 #969C2E #BFC740 #CFD56F #DFE39F

Accessibility & contrast

On white

1.83

#BFC740 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.46

#BFC740 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #BFC740

11.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BFC740	#FFFFFF	#000000	##000000
##BFC740	1.00	1.83	11.46	11.46
#FFFFFF	1.83	1.00	21.00	21.00
#000000	11.46	21.00	1.00	1.00
##000000	11.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D6BE2B

Deuteranopia (green-blind)

#D6C14A

Tritanopia (blue-blind)

#CCBBAC

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #bfc740;
/* rgb */ color: rgb(191, 199, 64);
/* oklch */ color: oklch(79.9% 0.154 112.7);

Tailwind

colors: {
  custom: {
    50: '#d6d77d',
    500: '#bfc740',
    950: '#000000',
  },
}

SCSS

$custom: #bfc740;
$custom-light: #d6d77d;
$custom-dark: #000000;

JSON

{
  "hex": "#bfc740",
  "rgb": {
    "r": 191,
    "g": 199,
    "b": 64
  },
  "hsl": {
    "h": 63.556,
    "s": 54.656,
    "l": 51.569
  },
  "oklch": {
    "l": 0.79896,
    "c": 0.15405,
    "h": 112.7
  },
  "luminance": 0.52293
}

Semantic roles & 50–950 ramp

primary

#BFC740

secondary

#393576

accent

#4ADE53

background

#FEFEFB

surface

#FCFBF2

border

#D5D4CC

text

#15140A

muted

#84837D

Preview Lab

Preview with #BFC740

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

Preview Lab → · Contrast checker → · Palette generator →