#FCEF99#FCEF99

#FCEF99 is a very light, moderate yellow. Relative luminance 0.847; OKLCH L 94.4% C 0.107 H 100.7°. Best body text is #000000 at 17.95:1 contrast (WCAG AA passes).

Color values

HEX	#FCEF99
RGB	rgb(252, 239, 153)
HSL	hsl(52, 94%, 79%)
HSV	hsv(52, 39%, 99%)
CMYK	cmyk(0%, 5.2%, 39.3%, 1.2%)
CIE-LAB	lab(93.77, -7.50, 43.16)
CIE-LCH	lch(93.77, 43.80, 99.86°)
OKLab	oklab(94.37% -0.02 0.1055)
OKLCH	oklch(94.37% 0.107 100.7)
XYZ	xyz(76.7626, 84.7305, 42.4418)
Luminance	0.8473 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FCEF99 #99A6FC

analogous

#FCBE99 #FCEF99 #D8FC99

triadic

#FCEF99 #99FCEF #EF99FC

tetradic

#FCEF99 #99FCBE #99A6FC #FC99D8

square

#FCEF99 #99FCBE #99A6FC #FC99D8

split-complementary

#FCEF99 #99D8FC #BE99FC

monochromatic

#F9DC22 #FAE65E #FCEF99 #FEF8D4 #FEFAE1

Accessibility & contrast

On white

1.17

#FCEF99 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.95

#FCEF99 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FCEF99

17.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FCEF99	#FFFFFF	#000000	##000000
##FCEF99	1.00	1.17	17.95	17.95
#FFFFFF	1.17	1.00	21.00	21.00
#000000	17.95	21.00	1.00	1.00
##000000	17.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FEEA93

Deuteranopia (green-blind)

#FFF09C

Tritanopia (blue-blind)

#FFE4DA

Achromatopsia (no color)

#EDEDED

Design tokens & code

CSS

--color: #fcef99;
/* rgb */ color: rgb(252, 239, 153);
/* oklch */ color: oklch(94.4% 0.107 100.7);

Tailwind

colors: {
  custom: {
    50: '#fff4b8',
    500: '#fcef99',
    950: '#000000',
  },
}

SCSS

$custom: #fcef99;
$custom-light: #fff4b8;
$custom-dark: #000000;

JSON

{
  "hex": "#fcef99",
  "rgb": {
    "r": 252,
    "g": 239,
    "b": 153
  },
  "hsl": {
    "h": 52.121,
    "s": 94.286,
    "l": 79.412
  },
  "oklch": {
    "l": 0.94366,
    "c": 0.10741,
    "h": 100.7
  },
  "luminance": 0.84728
}

Semantic roles & 50–950 ramp

primary

#FCEF99

secondary

#5C6DDE

accent

#1EE600

background

#FFFFFD

surface

#FFFEF8

border

#D7D6D1

text

#181711

muted

#868581

Preview Lab

Preview with #FCEF99

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

Preview Lab → · Contrast checker → · Palette generator →