#BFDF51#BFDF51

#BFDF51 is a very light, vivid yellow-green. Relative luminance 0.644; OKLCH L 85.3% C 0.169 H 121.0°. Best body text is #000000 at 13.89:1 contrast (WCAG AA passes).

Color values

HEX	#BFDF51
RGB	rgb(191, 223, 81)
HSL	hsl(74, 69%, 60%)
HSV	hsv(74, 64%, 87%)
CMYK	cmyk(14.3%, 0%, 63.7%, 12.5%)
CIE-LAB	lab(84.20, -29.99, 63.76)
CIE-LCH	lch(84.20, 70.46, 115.19°)
OKLab	oklab(85.35% -0.0871 0.1453)
OKLCH	oklch(85.35% 0.169 121)
XYZ	xyz(49.3594, 64.4459, 17.6219)
Luminance	0.6445 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BFDF51 #7151DF

analogous

#DFB851 #BFDF51 #78DF51

triadic

#BFDF51 #51BFDF #DF51BF

tetradic

#BFDF51 #51DFB8 #7151DF #DF5178

square

#BFDF51 #51DFB8 #7151DF #DF5178

split-complementary

#BFDF51 #5178DF #B851DF

monochromatic

#7D991C #A7CD26 #BFDF51 #D2E985 #E5F2B8

Accessibility & contrast

On white

1.51

#BFDF51 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.89

#BFDF51 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #BFDF51

13.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BFDF51	#FFFFFF	#000000	##000000
##BFDF51	1.00	1.51	13.89	13.89
#FFFFFF	1.51	1.00	21.00	21.00
#000000	13.89	21.00	1.00	1.00
##000000	13.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ECD33F

Deuteranopia (green-blind)

#E8D25B

Tritanopia (blue-blind)

#C9D4C2

Achromatopsia (no color)

#D2D2D2

Design tokens & code

CSS

--color: #bfdf51;
/* rgb */ color: rgb(191, 223, 81);
/* oklch */ color: oklch(85.3% 0.169 121.0);

Tailwind

colors: {
  custom: {
    50: '#d5e988',
    500: '#bfdf51',
    950: '#000000',
  },
}

SCSS

$custom: #bfdf51;
$custom-light: #d5e988;
$custom-dark: #000000;

JSON

{
  "hex": "#bfdf51",
  "rgb": {
    "r": 191,
    "g": 223,
    "b": 81
  },
  "hsl": {
    "h": 73.521,
    "s": 68.932,
    "l": 59.608
  },
  "oklch": {
    "l": 0.85348,
    "c": 0.1694,
    "h": 121
  },
  "luminance": 0.64446
}

Semantic roles & 50–950 ramp

primary

#BFDF51

secondary

#4E379D

accent

#3CEC64

background

#FEFEFC

surface

#FCFCF4

border

#D5D5CE

text

#15160C

muted

#84847F

Preview Lab

Preview with #BFDF51

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

Preview Lab → · Contrast checker → · Palette generator →