#FDFF5C#FDFF5C

#FDFF5C is a very light, vivid yellow. Relative luminance 0.932; OKLCH L 97.0% C 0.179 H 110.0°. Best body text is #000000 at 19.63:1 contrast (WCAG AA passes).

Color values

HEX	#FDFF5C
RGB	rgb(253, 255, 92)
HSL	hsl(61, 100%, 68%)
HSV	hsv(61, 64%, 100%)
CMYK	cmyk(0.8%, 0%, 63.9%, 0%)
CIE-LAB	lab(97.30, -19.84, 74.55)
CIE-LCH	lch(97.30, 77.14, 104.90°)
OKLab	oklab(96.99% -0.0612 0.1681)
OKLCH	oklch(96.99% 0.179 110)
XYZ	xyz(78.2023, 93.1775, 23.9887)
Luminance	0.9317 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FDFF5C #5E5CFF

analogous

#FFAF5C #FDFF5C #ABFF5C

triadic

#FDFF5C #5CFDFF #FF5CFD

tetradic

#FDFF5C #5CFFAF #5E5CFF #FF5CAB

square

#FDFF5C #5CFFAF #5E5CFF #FF5CAB

split-complementary

#FDFF5C #5CABFF #AF5CFF

monochromatic

#DEE100 #FCFF1F #FDFF5C #FEFF99 #FFFFD6

Accessibility & contrast

On white

1.07

#FDFF5C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.63

#FDFF5C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FDFF5C

19.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FDFF5C	#FFFFFF	#000000	##000000
##FDFF5C	1.00	1.07	19.63	19.63
#FFFFFF	1.07	1.00	21.00	21.00
#000000	19.63	21.00	1.00	1.00
##000000	19.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF546

Deuteranopia (green-blind)

#FFFA67

Tritanopia (blue-blind)

#FFF0DE

Achromatopsia (no color)

#F7F7F7

Design tokens & code

CSS

--color: #fdff5c;
/* rgb */ color: rgb(253, 255, 92);
/* oklch */ color: oklch(97.0% 0.179 110.0);

Tailwind

colors: {
  custom: {
    50: '#ffff92',
    500: '#fdff5c',
    950: '#000000',
  },
}

SCSS

$custom: #fdff5c;
$custom-light: #ffff92;
$custom-dark: #000000;

JSON

{
  "hex": "#fdff5c",
  "rgb": {
    "r": 253,
    "g": 255,
    "b": 92
  },
  "hsl": {
    "h": 60.736,
    "s": 100,
    "l": 68.039
  },
  "oklch": {
    "l": 0.96989,
    "c": 0.17893,
    "h": 110
  },
  "luminance": 0.93175
}

Semantic roles & 50–950 ramp

primary

#FDFF5C

secondary

#2926D9

accent

#00E603

background

#FFFFFC

surface

#FFFFF5

border

#D7D7CF

text

#19170D

muted

#87857F

Preview Lab

Preview with #FDFF5C

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

Preview Lab → · Contrast checker → · Palette generator →