#FDFF54#FDFF54

#FDFF54 is a very light, vivid yellow. Relative luminance 0.930; OKLCH L 96.9% C 0.184 H 110.1°. Best body text is #000000 at 19.61:1 contrast (WCAG AA passes).

Color values

HEX	#FDFF54
RGB	rgb(253, 255, 84)
HSL	hsl(61, 100%, 66%)
HSV	hsv(61, 67%, 100%)
CMYK	cmyk(0.8%, 0%, 67.1%, 0%)
CIE-LAB	lab(97.25, -20.27, 77.46)
CIE-LCH	lch(97.25, 80.07, 104.66°)
OKLab	oklab(96.93% -0.0632 0.1731)
OKLCH	oklch(96.93% 0.184 110.1)
XYZ	xyz(77.8708, 93.0449, 22.2433)
Luminance	0.9304 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FDFF54 #5654FF

analogous

#FFAC54 #FDFF54 #A8FF54

triadic

#FDFF54 #54FDFF #FF54FD

tetradic

#FDFF54 #54FFAC #5654FF #FF54A8

square

#FDFF54 #54FFAC #5654FF #FF54A8

split-complementary

#FDFF54 #54A8FF #AC54FF

monochromatic

#D6D900 #FCFF17 #FDFF54 #FEFF91 #FEFFCE

Accessibility & contrast

On white

1.07

#FDFF54 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.61

#FDFF54 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FDFF54

19.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FDFF54	#FFFFFF	#000000	##000000
##FDFF54	1.00	1.07	19.61	19.61
#FFFFFF	1.07	1.00	21.00	21.00
#000000	19.61	21.00	1.00	1.00
##000000	19.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF439

Deuteranopia (green-blind)

#FFFA60

Tritanopia (blue-blind)

#FFEFDD

Achromatopsia (no color)

#F7F7F7

Design tokens & code

CSS

--color: #fdff54;
/* rgb */ color: rgb(253, 255, 84);
/* oklch */ color: oklch(96.9% 0.184 110.1);

Tailwind

colors: {
  custom: {
    50: '#ffff8d',
    500: '#fdff54',
    950: '#000000',
  },
}

SCSS

$custom: #fdff54;
$custom-light: #ffff8d;
$custom-dark: #000000;

JSON

{
  "hex": "#fdff54",
  "rgb": {
    "r": 253,
    "g": 255,
    "b": 84
  },
  "hsl": {
    "h": 60.702,
    "s": 100,
    "l": 66.471
  },
  "oklch": {
    "l": 0.96929,
    "c": 0.18423,
    "h": 110.1
  },
  "luminance": 0.93043
}

Semantic roles & 50–950 ramp

primary

#FDFF54

secondary

#2725D2

accent

#00E603

background

#FFFFFC

surface

#FFFFF4

border

#D7D7CE

text

#19170D

muted

#87857F

Preview Lab

Preview with #FDFF54

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

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