#FDF66D#FDF66D

#FDF66D is a very light, vivid yellow. Relative luminance 0.879; OKLCH L 95.3% C 0.157 H 106.3°. Best body text is #000000 at 18.58:1 contrast (WCAG AA passes).

Color values

HEX	#FDF66D
RGB	rgb(253, 246, 109)
HSL	hsl(57, 97%, 71%)
HSV	hsv(57, 57%, 99%)
CMYK	cmyk(0%, 2.8%, 56.9%, 0.8%)
CIE-LAB	lab(95.12, -14.42, 65.29)
CIE-LCH	lch(95.12, 66.86, 102.45°)
OKLab	oklab(95.29% -0.0441 0.1508)
OKLCH	oklch(95.29% 0.157 106.3)
XYZ	xyz(76.2265, 87.9007, 27.4162)
Luminance	0.8790 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FDF66D #6D74FD

analogous

#FDAE6D #FDF66D #BCFD6D

triadic

#FDF66D #6DFDF6 #F66DFD

tetradic

#FDF66D #6DFDAE #6D74FD #FD6DBC

square

#FDF66D #6DFDAE #6D74FD #FD6DBC

split-complementary

#FDF66D #6DBCFD #AE6DFD

monochromatic

#ECE103 #FCF231 #FDF66D #FEFAA9 #FFFDE1

Accessibility & contrast

On white

1.13

#FDF66D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.58

#FDF66D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FDF66D

18.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FDF66D	#FFFFFF	#000000	##000000
##FDF66D	1.00	1.13	18.58	18.58
#FFFFFF	1.13	1.00	21.00	21.00
#000000	18.58	21.00	1.00	1.00
##000000	18.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEE5E

Deuteranopia (green-blind)

#FFF474

Tritanopia (blue-blind)

#FFE8D8

Achromatopsia (no color)

#F1F1F1

Design tokens & code

CSS

--color: #fdf66d;
/* rgb */ color: rgb(253, 246, 109);
/* oklch */ color: oklch(95.3% 0.157 106.3);

Tailwind

colors: {
  custom: {
    50: '#fff89b',
    500: '#fdf66d',
    950: '#000000',
  },
}

SCSS

$custom: #fdf66d;
$custom-light: #fff89b;
$custom-dark: #000000;

JSON

{
  "hex": "#fdf66d",
  "rgb": {
    "r": 253,
    "g": 246,
    "b": 109
  },
  "hsl": {
    "h": 57.083,
    "s": 97.297,
    "l": 70.98
  },
  "oklch": {
    "l": 0.95294,
    "c": 0.15711,
    "h": 106.3
  },
  "luminance": 0.87898
}

Semantic roles & 50–950 ramp

primary

#FDF66D

secondary

#353DD9

accent

#0BE600

background

#FFFFFC

surface

#FFFEF5

border

#D7D6CF

text

#18170E

muted

#86857F

Preview Lab

Preview with #FDF66D

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

Preview Lab → · Contrast checker → · Palette generator →