#BFF259#BFF259

#BFF259 is a very light, vivid yellow-green. Relative luminance 0.753; OKLCH L 89.7% C 0.187 H 125.7°. Best body text is #000000 at 16.06:1 contrast (WCAG AA passes).

Color values

HEX	#BFF259
RGB	rgb(191, 242, 89)
HSL	hsl(80, 85%, 65%)
HSV	hsv(80, 63%, 95%)
CMYK	cmyk(21.1%, 0%, 63.2%, 5.1%)
CIE-LAB	lab(89.53, -38.13, 66.25)
CIE-LCH	lch(89.53, 76.44, 119.92°)
OKLab	oklab(89.68% -0.109 0.1516)
OKLCH	oklch(89.68% 0.187 125.7)
XYZ	xyz(55.0414, 75.3012, 21.0840)
Luminance	0.7530 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BFF259 #8C59F2

analogous

#F2D959 #BFF259 #73F259

triadic

#BFF259 #59BFF2 #F259BF

tetradic

#BFF259 #59F2D9 #8C59F2 #F25973

square

#BFF259 #59F2D9 #8C59F2 #F25973

split-complementary

#BFF259 #5973F2 #D959F2

monochromatic

#86C10F #A9EE20 #BFF259 #D5F692 #EBFBCB

Accessibility & contrast

On white

1.31

#BFF259 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.06

#BFF259 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #BFF259

16.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BFF259	#FFFFFF	#000000	##000000
##BFF259	1.00	1.31	16.06	16.06
#FFFFFF	1.31	1.00	21.00	21.00
#000000	16.06	21.00	1.00	1.00
##000000	16.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FEE345

Deuteranopia (green-blind)

#F7E064

Tritanopia (blue-blind)

#C7E7D2

Achromatopsia (no color)

#E1E1E1

Design tokens & code

CSS

--color: #bff259;
/* rgb */ color: rgb(191, 242, 89);
/* oklch */ color: oklch(89.7% 0.187 125.7);

Tailwind

colors: {
  custom: {
    50: '#d6f68e',
    500: '#bff259',
    950: '#000000',
  },
}

SCSS

$custom: #bff259;
$custom-light: #d6f68e;
$custom-dark: #000000;

JSON

{
  "hex": "#bff259",
  "rgb": {
    "r": 191,
    "g": 242,
    "b": 89
  },
  "hsl": {
    "h": 80,
    "s": 85.475,
    "l": 64.902
  },
  "oklch": {
    "l": 0.89675,
    "c": 0.18666,
    "h": 125.7
  },
  "luminance": 0.75302
}

Semantic roles & 50–950 ramp

primary

#BFF259

secondary

#6030BF

accent

#04E24E

background

#FEFFFC

surface

#FCFEF4

border

#D5D6CE

text

#15170D

muted

#84857F

Preview Lab

Preview with #BFF259

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

Preview Lab → · Contrast checker → · Palette generator →