#CFF259#CFF259

#CFF259 is a very light, vivid yellow-green. Relative luminance 0.775; OKLCH L 90.8% C 0.180 H 121.1°. Best body text is #000000 at 16.50:1 contrast (WCAG AA passes).

Color values

HEX	#CFF259
RGB	rgb(207, 242, 89)
HSL	hsl(74, 85%, 65%)
HSV	hsv(74, 63%, 95%)
CMYK	cmyk(14.5%, 0%, 63.2%, 5.1%)
CIE-LAB	lab(90.55, -32.04, 67.63)
CIE-LCH	lch(90.55, 74.84, 115.35°)
OKLab	oklab(90.75% -0.093 0.1542)
OKLCH	oklch(90.75% 0.18 121.1)
XYZ	xyz(59.2882, 77.4910, 21.2831)
Luminance	0.7749 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CFF259 #7C59F2

analogous

#F2C859 #CFF259 #83F259

triadic

#CFF259 #59CFF2 #F259CF

tetradic

#CFF259 #59F2C8 #7C59F2 #F25983

square

#CFF259 #59F2C8 #7C59F2 #F25983

split-complementary

#CFF259 #5983F2 #C859F2

monochromatic

#99C10F #BFEE20 #CFF259 #DFF692 #F0FBCB

Accessibility & contrast

On white

1.27

#CFF259 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.50

#CFF259 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #CFF259

16.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CFF259	#FFFFFF	#000000	##000000
##CFF259	1.00	1.27	16.50	16.50
#FFFFFF	1.27	1.00	21.00	21.00
#000000	16.50	21.00	1.00	1.00
##000000	16.50	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE445

Deuteranopia (green-blind)

#FCE464

Tritanopia (blue-blind)

#D9E6D2

Achromatopsia (no color)

#E4E4E4

Design tokens & code

CSS

--color: #cff259;
/* rgb */ color: rgb(207, 242, 89);
/* oklch */ color: oklch(90.8% 0.180 121.1);

Tailwind

colors: {
  custom: {
    50: '#e1f68f',
    500: '#cff259',
    950: '#000000',
  },
}

SCSS

$custom: #cff259;
$custom-light: #e1f68f;
$custom-dark: #000000;

JSON

{
  "hex": "#cff259",
  "rgb": {
    "r": 207,
    "g": 242,
    "b": 89
  },
  "hsl": {
    "h": 73.725,
    "s": 85.475,
    "l": 64.902
  },
  "oklch": {
    "l": 0.90752,
    "c": 0.18007,
    "h": 121.1
  },
  "luminance": 0.77491
}

Semantic roles & 50–950 ramp

primary

#CFF259

secondary

#5130BF

accent

#04E236

background

#FEFFFC

surface

#FCFEF4

border

#D5D6CE

text

#16170D

muted

#84857F

Preview Lab

Preview with #CFF259

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

Preview Lab → · Contrast checker → · Palette generator →