#F0CA51#F0CA51

#F0CA51 is a very light, vivid yellow. Relative luminance 0.614; OKLCH L 85.0% C 0.143 H 91.5°. Best body text is #000000 at 13.27:1 contrast (WCAG AA passes).

Color values

HEX	#F0CA51
RGB	rgb(240, 202, 81)
HSL	hsl(46, 84%, 63%)
HSV	hsv(46, 66%, 94%)
CMYK	cmyk(0%, 15.8%, 66.3%, 5.9%)
CIE-LAB	lab(82.57, 0.53, 63.23)
CIE-LCH	lch(82.57, 63.23, 89.52°)
OKLab	oklab(85.01% -0.0037 0.1429)
OKLCH	oklch(85.01% 0.143 91.5)
XYZ	xyz(58.5439, 61.3637, 16.5438)
Luminance	0.6136 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F0CA51 #5177F0

analogous

#F07A51 #F0CA51 #C7F051

triadic

#F0CA51 #51F0CA #CA51F0

tetradic

#F0CA51 #51F07A #5177F0 #F051C7

square

#F0CA51 #51F07A #5177F0 #F051C7

split-complementary

#F0CA51 #51C7F0 #7A51F0

monochromatic

#B78F10 #EBB919 #F0CA51 #F5DB89 #FAECC2

Accessibility & contrast

On white

1.58

#F0CA51 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.27

#F0CA51 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F0CA51

13.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F0CA51	#FFFFFF	#000000	##000000
##F0CA51	1.00	1.58	13.27	13.27
#FFFFFF	1.58	1.00	21.00	21.00
#000000	13.27	21.00	1.00	1.00
##000000	13.27	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DFC742

Deuteranopia (green-blind)

#E8D257

Tritanopia (blue-blind)

#FFBAB1

Achromatopsia (no color)

#CDCDCD

Design tokens & code

CSS

--color: #f0ca51;
/* rgb */ color: rgb(240, 202, 81);
/* oklch */ color: oklch(85.0% 0.143 91.5);

Tailwind

colors: {
  custom: {
    50: '#f9d987',
    500: '#f0ca51',
    950: '#000000',
  },
}

SCSS

$custom: #f0ca51;
$custom-light: #f9d987;
$custom-dark: #000000;

JSON

{
  "hex": "#f0ca51",
  "rgb": {
    "r": 240,
    "g": 202,
    "b": 81
  },
  "hsl": {
    "h": 45.66,
    "s": 84.127,
    "l": 62.941
  },
  "oklch": {
    "l": 0.85006,
    "c": 0.14297,
    "h": 91.5
  },
  "luminance": 0.6136
}

Semantic roles & 50–950 ramp

primary

#F0CA51

secondary

#2F4FB6

accent

#39E105

background

#FFFEFC

surface

#FFFBF4

border

#D7D4CE

text

#18140C

muted

#86837F

Preview Lab

Preview with #F0CA51

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

Preview Lab → · Contrast checker → · Palette generator →