#F0CF55#F0CF55

#F0CF55 is a very light, vivid yellow. Relative luminance 0.638; OKLCH L 86.0% C 0.143 H 94.0°. Best body text is #000000 at 13.76:1 contrast (WCAG AA passes).

Color values

HEX	#F0CF55
RGB	rgb(240, 207, 85)
HSL	hsl(47, 84%, 64%)
HSV	hsv(47, 65%, 94%)
CMYK	cmyk(0%, 13.7%, 64.6%, 5.9%)
CIE-LAB	lab(83.87, -1.80, 62.92)
CIE-LCH	lch(83.87, 62.95, 91.64°)
OKLab	oklab(86.04% -0.0099 0.1429)
OKLCH	oklch(86.04% 0.143 94)
XYZ	xyz(59.8906, 63.8099, 17.7545)
Luminance	0.6381 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F0CF55 #5576F0

analogous

#F08155 #F0CF55 #C3F055

triadic

#F0CF55 #55F0CF #CF55F0

tetradic

#F0CF55 #55F081 #5576F0 #F055C3

square

#F0CF55 #55F081 #5576F0 #F055C3

split-complementary

#F0CF55 #55C3F0 #8155F0

monochromatic

#BA9610 #EBBF1D #F0CF55 #F5DF8D #FAEFC5

Accessibility & contrast

On white

1.53

#F0CF55 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.76

#F0CF55 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F0CF55

13.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F0CF55	#FFFFFF	#000000	##000000
##F0CF55	1.00	1.53	13.76	13.76
#FFFFFF	1.53	1.00	21.00	21.00
#000000	13.76	21.00	1.00	1.00
##000000	13.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E3CB47

Deuteranopia (green-blind)

#ECD55B

Tritanopia (blue-blind)

#FFC0B5

Achromatopsia (no color)

#D1D1D1

Design tokens & code

CSS

--color: #f0cf55;
/* rgb */ color: rgb(240, 207, 85);
/* oklch */ color: oklch(86.0% 0.143 94.0);

Tailwind

colors: {
  custom: {
    50: '#f9dd8a',
    500: '#f0cf55',
    950: '#000000',
  },
}

SCSS

$custom: #f0cf55;
$custom-light: #f9dd8a;
$custom-dark: #000000;

JSON

{
  "hex": "#f0cf55",
  "rgb": {
    "r": 240,
    "g": 207,
    "b": 85
  },
  "hsl": {
    "h": 47.226,
    "s": 83.784,
    "l": 63.725
  },
  "oklch": {
    "l": 0.86038,
    "c": 0.14321,
    "h": 94
  },
  "luminance": 0.63807
}

Semantic roles & 50–950 ramp

primary

#F0CF55

secondary

#304DB9

accent

#34E005

background

#FFFEFC

surface

#FFFCF4

border

#D7D5CE

text

#18150C

muted

#86847F

Preview Lab

Preview with #F0CF55

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

Preview Lab → · Contrast checker → · Palette generator →