#BFD53B#BFD53B

#BFD53B is a very light, vivid yellow. Relative luminance 0.590; OKLCH L 83.0% C 0.172 H 117.5°. Best body text is #000000 at 12.80:1 contrast (WCAG AA passes).

Color values

HEX	#BFD53B
RGB	rgb(191, 213, 59)
HSL	hsl(69, 65%, 53%)
HSV	hsv(69, 72%, 84%)
CMYK	cmyk(10.3%, 0%, 72.3%, 16.5%)
CIE-LAB	lab(81.28, -26.55, 69.01)
CIE-LCH	lch(81.28, 73.94, 111.05°)
OKLab	oklab(82.95% -0.0796 0.153)
OKLCH	oklch(82.95% 0.172 117.5)
XYZ	xyz(46.0706, 58.9811, 13.0943)
Luminance	0.5898 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BFD53B #513BD5

analogous

#D59E3B #BFD53B #72D53B

triadic

#BFD53B #3BBFD5 #D53BBF

tetradic

#BFD53B #3BD59E #513BD5 #D53B72

square

#BFD53B #3BD59E #513BD5 #D53B72

split-complementary

#BFD53B #3B72D5 #9E3BD5

monochromatic

#6D7B1A #9AAE25 #BFD53B #CFE06D #E0EBA0

Accessibility & contrast

On white

1.64

#BFD53B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.80

#BFD53B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #BFD53B

12.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BFD53B	#FFFFFF	#000000	##000000
##BFD53B	1.00	1.64	12.80	12.80
#FFFFFF	1.64	1.00	21.00	21.00
#000000	12.80	21.00	1.00	1.00
##000000	12.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E3C91D

Deuteranopia (green-blind)

#E1CB48

Tritanopia (blue-blind)

#CBC9B7

Achromatopsia (no color)

#CACACA

Design tokens & code

CSS

--color: #bfd53b;
/* rgb */ color: rgb(191, 213, 59);
/* oklch */ color: oklch(83.0% 0.172 117.5);

Tailwind

colors: {
  custom: {
    50: '#d6e17b',
    500: '#bfd53b',
    950: '#000000',
  },
}

SCSS

$custom: #bfd53b;
$custom-light: #d6e17b;
$custom-dark: #000000;

JSON

{
  "hex": "#bfd53b",
  "rgb": {
    "r": 191,
    "g": 213,
    "b": 59
  },
  "hsl": {
    "h": 68.571,
    "s": 64.706,
    "l": 53.333
  },
  "oklch": {
    "l": 0.82954,
    "c": 0.17247,
    "h": 117.5
  },
  "luminance": 0.58981
}

Semantic roles & 50–950 ramp

primary

#BFD53B

secondary

#3D3183

accent

#40E858

background

#FEFEFB

surface

#FCFCF2

border

#D5D5CC

text

#15150A

muted

#84847D

Preview Lab

Preview with #BFD53B

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

Preview Lab → · Contrast checker → · Palette generator →