#BFDD51#BFDD51

#BFDD51 is a very light, vivid yellow-green. Relative luminance 0.634; OKLCH L 84.9% C 0.167 H 120.4°. Best body text is #000000 at 13.68:1 contrast (WCAG AA passes).

Color values

HEX	#BFDD51
RGB	rgb(191, 221, 81)
HSL	hsl(73, 67%, 59%)
HSV	hsv(73, 63%, 87%)
CMYK	cmyk(13.6%, 0%, 63.3%, 13.3%)
CIE-LAB	lab(83.64, -29.05, 63.17)
CIE-LCH	lch(83.64, 69.53, 114.69°)
OKLab	oklab(84.9% -0.0845 0.144)
OKLCH	oklch(84.9% 0.167 120.4)
XYZ	xyz(48.8282, 63.3835, 17.4449)
Luminance	0.6338 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BFDD51 #6F51DD

analogous

#DDB551 #BFDD51 #79DD51

triadic

#BFDD51 #51BFDD #DD51BF

tetradic

#BFDD51 #51DDB5 #6F51DD #DD5179

square

#BFDD51 #51DDB5 #6F51DD #DD5179

split-complementary

#BFDD51 #5179DD #B551DD

monochromatic

#7C961D #A7C927 #BFDD51 #D2E784 #E5F1B7

Accessibility & contrast

On white

1.54

#BFDD51 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.68

#BFDD51 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #BFDD51

13.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BFDD51	#FFFFFF	#000000	##000000
##BFDD51	1.00	1.54	13.68	13.68
#FFFFFF	1.54	1.00	21.00	21.00
#000000	13.68	21.00	1.00	1.00
##000000	13.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EAD13F

Deuteranopia (green-blind)

#E6D15B

Tritanopia (blue-blind)

#C9D2C0

Achromatopsia (no color)

#D0D0D0

Design tokens & code

CSS

--color: #bfdd51;
/* rgb */ color: rgb(191, 221, 81);
/* oklch */ color: oklch(84.9% 0.167 120.4);

Tailwind

colors: {
  custom: {
    50: '#d5e788',
    500: '#bfdd51',
    950: '#000000',
  },
}

SCSS

$custom: #bfdd51;
$custom-light: #d5e788;
$custom-dark: #000000;

JSON

{
  "hex": "#bfdd51",
  "rgb": {
    "r": 191,
    "g": 221,
    "b": 81
  },
  "hsl": {
    "h": 72.857,
    "s": 67.308,
    "l": 59.216
  },
  "oklch": {
    "l": 0.84902,
    "c": 0.167,
    "h": 120.4
  },
  "luminance": 0.63383
}

Semantic roles & 50–950 ramp

primary

#BFDD51

secondary

#4D389B

accent

#3EEA63

background

#FEFEFC

surface

#FBFCF4

border

#D4D5CE

text

#15160C

muted

#84847F

Preview Lab

Preview with #BFDD51

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

Preview Lab → · Contrast checker → · Palette generator →