#FDFF4C#FDFF4C

#FDFF4C is a very light, vivid yellow. Relative luminance 0.929; OKLCH L 96.9% C 0.189 H 110.1°. Best body text is #000000 at 19.58:1 contrast (WCAG AA passes).

Color values

HEX	#FDFF4C
RGB	rgb(253, 255, 76)
HSL	hsl(61, 100%, 65%)
HSV	hsv(61, 70%, 100%)
CMYK	cmyk(0.8%, 0%, 70.2%, 0%)
CIE-LAB	lab(97.20, -20.65, 80.19)
CIE-LCH	lch(97.20, 82.81, 104.44°)
OKLab	oklab(96.88% -0.065 0.1775)
OKLCH	oklch(96.88% 0.189 110.1)
XYZ	xyz(77.5752, 92.9266, 20.6863)
Luminance	0.9292 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FDFF4C #4E4CFF

analogous

#FFA74C #FDFF4C #A4FF4C

triadic

#FDFF4C #4CFDFF #FF4CFD

tetradic

#FDFF4C #4CFFA7 #4E4CFF #FF4CA4

square

#FDFF4C #4CFFA7 #4E4CFF #FF4CA4

split-complementary

#FDFF4C #4CA4FF #A74CFF

monochromatic

#CED100 #FCFF0F #FDFF4C #FEFF89 #FEFFC6

Accessibility & contrast

On white

1.07

#FDFF4C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.58

#FDFF4C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FDFF4C

19.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FDFF4C	#FFFFFF	#000000	##000000
##FDFF4C	1.00	1.07	19.58	19.58
#FFFFFF	1.07	1.00	21.00	21.00
#000000	19.58	21.00	1.00	1.00
##000000	19.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF42B

Deuteranopia (green-blind)

#FFF95A

Tritanopia (blue-blind)

#FFEFDC

Achromatopsia (no color)

#F7F7F7

Design tokens & code

CSS

--color: #fdff4c;
/* rgb */ color: rgb(253, 255, 76);
/* oklch */ color: oklch(96.9% 0.189 110.1);

Tailwind

colors: {
  custom: {
    50: '#ffff89',
    500: '#fdff4c',
    950: '#000000',
  },
}

SCSS

$custom: #fdff4c;
$custom-light: #ffff89;
$custom-dark: #000000;

JSON

{
  "hex": "#fdff4c",
  "rgb": {
    "r": 253,
    "g": 255,
    "b": 76
  },
  "hsl": {
    "h": 60.67,
    "s": 100,
    "l": 64.902
  },
  "oklch": {
    "l": 0.96875,
    "c": 0.18904,
    "h": 110.1
  },
  "luminance": 0.92924
}

Semantic roles & 50–950 ramp

primary

#FDFF4C

secondary

#2624CB

accent

#00E603

background

#FFFFFC

surface

#FFFFF4

border

#D7D7CE

text

#19170C

muted

#87857F

Preview Lab

Preview with #FDFF4C

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

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