#F0CC51#F0CC51

#F0CC51 is a very light, vivid yellow. Relative luminance 0.623; OKLCH L 85.4% C 0.144 H 92.6°. Best body text is #000000 at 13.46:1 contrast (WCAG AA passes).

Color values

HEX	#F0CC51
RGB	rgb(240, 204, 81)
HSL	hsl(46, 84%, 63%)
HSV	hsv(46, 66%, 94%)
CMYK	cmyk(0%, 15%, 66.3%, 5.9%)
CIE-LAB	lab(83.08, -0.50, 63.76)
CIE-LCH	lch(83.08, 63.76, 90.45°)
OKLab	oklab(85.4% -0.0066 0.144)
OKLCH	oklch(85.4% 0.144 92.6)
XYZ	xyz(59.0162, 62.3083, 16.7012)
Luminance	0.6230 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F0CC51 #5175F0

analogous

#F07C51 #F0CC51 #C4F051

triadic

#F0CC51 #51F0CC #CC51F0

tetradic

#F0CC51 #51F07C #5175F0 #F051C4

square

#F0CC51 #51F07C #5175F0 #F051C4

split-complementary

#F0CC51 #51C4F0 #7C51F0

monochromatic

#B79110 #EBBB19 #F0CC51 #F5DD89 #FAEDC2

Accessibility & contrast

On white

1.56

#F0CC51 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.46

#F0CC51 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F0CC51

13.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F0CC51	#FFFFFF	#000000	##000000
##F0CC51	1.00	1.56	13.46	13.46
#FFFFFF	1.56	1.00	21.00	21.00
#000000	13.46	21.00	1.00	1.00
##000000	13.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E1C942

Deuteranopia (green-blind)

#EAD357

Tritanopia (blue-blind)

#FFBCB2

Achromatopsia (no color)

#CFCFCF

Design tokens & code

CSS

--color: #f0cc51;
/* rgb */ color: rgb(240, 204, 81);
/* oklch */ color: oklch(85.4% 0.144 92.6);

Tailwind

colors: {
  custom: {
    50: '#f9db87',
    500: '#f0cc51',
    950: '#000000',
  },
}

SCSS

$custom: #f0cc51;
$custom-light: #f9db87;
$custom-dark: #000000;

JSON

{
  "hex": "#f0cc51",
  "rgb": {
    "r": 240,
    "g": 204,
    "b": 81
  },
  "hsl": {
    "h": 46.415,
    "s": 84.127,
    "l": 62.941
  },
  "oklch": {
    "l": 0.85404,
    "c": 0.14419,
    "h": 92.6
  },
  "luminance": 0.62305
}

Semantic roles & 50–950 ramp

primary

#F0CC51

secondary

#2F4EB6

accent

#37E105

background

#FFFEFC

surface

#FFFBF4

border

#D7D4CE

text

#18140C

muted

#86837F

Preview Lab

Preview with #F0CC51

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

Preview Lab → · Contrast checker → · Palette generator →