#BFEF59#BFEF59

#BFEF59 is a very light, vivid yellow-green. Relative luminance 0.735; OKLCH L 89.0% C 0.183 H 125.1°. Best body text is #000000 at 15.71:1 contrast (WCAG AA passes).

Color values

HEX	#BFEF59
RGB	rgb(191, 239, 89)
HSL	hsl(79, 82%, 64%)
HSV	hsv(79, 63%, 94%)
CMYK	cmyk(20.1%, 0%, 62.8%, 6.3%)
CIE-LAB	lab(88.70, -36.78, 65.35)
CIE-LCH	lch(88.70, 74.99, 119.37°)
OKLab	oklab(89% -0.1052 0.1497)
OKLCH	oklch(89% 0.183 125.1)
XYZ	xyz(54.1558, 73.5301, 20.7888)
Luminance	0.7353 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BFEF59 #8959EF

analogous

#EFD459 #BFEF59 #74EF59

triadic

#BFEF59 #59BFEF #EF59BF

tetradic

#BFEF59 #59EFD4 #8959EF #EF5974

square

#BFEF59 #59EFD4 #8959EF #EF5974

split-complementary

#BFEF59 #5974EF #D459EF

monochromatic

#85BC12 #A9EA21 #BFEF59 #D5F491 #EAFAC9

Accessibility & contrast

On white

1.34

#BFEF59 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.71

#BFEF59 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #BFEF59

15.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BFEF59	#FFFFFF	#000000	##000000
##BFEF59	1.00	1.34	15.71	15.71
#FFFFFF	1.34	1.00	21.00	21.00
#000000	15.71	21.00	1.00	1.00
##000000	15.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FBE046

Deuteranopia (green-blind)

#F5DE64

Tritanopia (blue-blind)

#C7E4D0

Achromatopsia (no color)

#DFDFDF

Design tokens & code

CSS

--color: #bfef59;
/* rgb */ color: rgb(191, 239, 89);
/* oklch */ color: oklch(89.0% 0.183 125.1);

Tailwind

colors: {
  custom: {
    50: '#d5f48e',
    500: '#bfef59',
    950: '#000000',
  },
}

SCSS

$custom: #bfef59;
$custom-light: #d5f48e;
$custom-dark: #000000;

JSON

{
  "hex": "#bfef59",
  "rgb": {
    "r": 191,
    "g": 239,
    "b": 89
  },
  "hsl": {
    "h": 79.2,
    "s": 82.418,
    "l": 64.314
  },
  "oklch": {
    "l": 0.89001,
    "c": 0.18296,
    "h": 125.1
  },
  "luminance": 0.73531
}

Semantic roles & 50–950 ramp

primary

#BFEF59

secondary

#5E32BA

accent

#07DF4C

background

#FEFFFC

surface

#FCFEF4

border

#D5D6CE

text

#15170D

muted

#84857F

Preview Lab

Preview with #BFEF59

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

Preview Lab → · Contrast checker → · Palette generator →