#CFF257#CFF257

#CFF257 is a very light, vivid yellow-green. Relative luminance 0.775; OKLCH L 90.7% C 0.182 H 121.0°. Best body text is #000000 at 16.49:1 contrast (WCAG AA passes).

Color values

HEX	#CFF257
RGB	rgb(207, 242, 87)
HSL	hsl(74, 86%, 65%)
HSV	hsv(74, 64%, 95%)
CMYK	cmyk(14.5%, 0%, 64%, 5.1%)
CIE-LAB	lab(90.53, -32.17, 68.40)
CIE-LCH	lch(90.53, 75.59, 115.19°)
OKLab	oklab(90.74% -0.0936 0.1555)
OKLCH	oklch(90.74% 0.182 121)
XYZ	xyz(59.2054, 77.4578, 20.8468)
Luminance	0.7746 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CFF257 #7A57F2

analogous

#F2C757 #CFF257 #82F257

triadic

#CFF257 #57CFF2 #F257CF

tetradic

#CFF257 #57F2C7 #7A57F2 #F25782

square

#CFF257 #57F2C7 #7A57F2 #F25782

split-complementary

#CFF257 #5782F2 #C757F2

monochromatic

#98C00F #BFEE1E #CFF257 #DFF690 #EFFBC9

Accessibility & contrast

On white

1.27

#CFF257 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.49

#CFF257 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #CFF257

16.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CFF257	#FFFFFF	#000000	##000000
##CFF257	1.00	1.27	16.49	16.49
#FFFFFF	1.27	1.00	21.00	21.00
#000000	16.49	21.00	1.00	1.00
##000000	16.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE442

Deuteranopia (green-blind)

#FCE462

Tritanopia (blue-blind)

#DAE6D2

Achromatopsia (no color)

#E4E4E4

Design tokens & code

CSS

--color: #cff257;
/* rgb */ color: rgb(207, 242, 87);
/* oklch */ color: oklch(90.7% 0.182 121.0);

Tailwind

colors: {
  custom: {
    50: '#e1f68d',
    500: '#cff257',
    950: '#000000',
  },
}

SCSS

$custom: #cff257;
$custom-light: #e1f68d;
$custom-dark: #000000;

JSON

{
  "hex": "#cff257",
  "rgb": {
    "r": 207,
    "g": 242,
    "b": 87
  },
  "hsl": {
    "h": 73.548,
    "s": 85.635,
    "l": 64.51
  },
  "oklch": {
    "l": 0.90735,
    "c": 0.18152,
    "h": 121
  },
  "luminance": 0.77458
}

Semantic roles & 50–950 ramp

primary

#CFF257

secondary

#5030BE

accent

#03E236

background

#FEFFFC

surface

#FCFEF4

border

#D5D6CE

text

#16170D

muted

#84857F

Preview Lab

Preview with #CFF257

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

Preview Lab → · Contrast checker → · Palette generator →