#BFC53B#BFC53B

#BFC53B is a light, vivid yellow. Relative luminance 0.513; OKLCH L 79.4% C 0.155 H 111.9°. Best body text is #000000 at 11.27:1 contrast (WCAG AA passes).

Color values

HEX	#BFC53B
RGB	rgb(191, 197, 59)
HSL	hsl(63, 54%, 50%)
HSV	hsv(63, 70%, 77%)
CMYK	cmyk(3%, 0%, 70.1%, 22.7%)
CIE-LAB	lab(76.88, -18.76, 64.73)
CIE-LCH	lch(76.88, 67.39, 106.16°)
OKLab	oklab(79.42% -0.0579 0.144)
OKLCH	oklch(79.42% 0.155 111.9)
XYZ	xyz(42.2429, 51.3257, 11.8184)
Luminance	0.5132 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BFC53B #413BC5

analogous

#C5863B #BFC53B #7AC53B

triadic

#BFC53B #3BBFC5 #C53BBF

tetradic

#BFC53B #3BC586 #413BC5 #C53B7A

square

#BFC53B #3BC586 #413BC5 #C53B7A

split-complementary

#BFC53B #3B7AC5 #863BC5

monochromatic

#64671F #92962C #BFC53B #CED36A #DEE199

Accessibility & contrast

On white

1.86

#BFC53B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.27

#BFC53B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #BFC53B

11.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BFC53B	#FFFFFF	#000000	##000000
##BFC53B	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)

#D4BC23

Deuteranopia (green-blind)

#D5BF45

Tritanopia (blue-blind)

#CCB9AA

Achromatopsia (no color)

#BEBEBE

Design tokens & code

CSS

--color: #bfc53b;
/* rgb */ color: rgb(191, 197, 59);
/* oklch */ color: oklch(79.4% 0.155 111.9);

Tailwind

colors: {
  custom: {
    50: '#d6d67a',
    500: '#bfc53b',
    950: '#000000',
  },
}

SCSS

$custom: #bfc53b;
$custom-light: #d6d67a;
$custom-dark: #000000;

JSON

{
  "hex": "#bfc53b",
  "rgb": {
    "r": 191,
    "g": 197,
    "b": 59
  },
  "hsl": {
    "h": 62.609,
    "s": 54.331,
    "l": 50.196
  },
  "oklch": {
    "l": 0.79421,
    "c": 0.1552,
    "h": 111.9
  },
  "luminance": 0.51325
}

Semantic roles & 50–950 ramp

primary

#BFC53B

secondary

#363371

accent

#4ADE51

background

#FEFEFB

surface

#FCFBF2

border

#D5D4CC

text

#15140A

muted

#84837D

Preview Lab

Preview with #BFC53B

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

Preview Lab → · Contrast checker → · Palette generator →