#FDFF91#FDFF91

#FDFF91 is a very light, vivid yellow. Relative luminance 0.944; OKLCH L 97.6% C 0.133 H 109.5°. Best body text is #000000 at 19.89:1 contrast (WCAG AA passes).

Color values

HEX	#FDFF91
RGB	rgb(253, 255, 145)
HSL	hsl(61, 100%, 78%)
HSV	hsv(61, 43%, 100%)
CMYK	cmyk(0.8%, 0%, 43.1%, 0%)
CIE-LAB	lab(97.81, -15.79, 52.13)
CIE-LCH	lch(97.81, 54.47, 106.85°)
OKLab	oklab(97.56% -0.0445 0.1253)
OKLCH	oklch(97.56% 0.133 109.5)
XYZ	xyz(81.3802, 94.4487, 40.7260)
Luminance	0.9445 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FDFF91 #9391FF

analogous

#FFCA91 #FDFF91 #C6FF91

triadic

#FDFF91 #91FDFF #FF91FD

tetradic

#FDFF91 #91FFCA #9391FF #FF91C6

square

#FDFF91 #91FFCA #9391FF #FF91C6

split-complementary

#FDFF91 #91C6FF #CA91FF

monochromatic

#FBFF17 #FCFF54 #FDFF91 #FEFFCE #FEFFE0

Accessibility & contrast

On white

1.06

#FDFF91 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.89

#FDFF91 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FDFF91

19.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FDFF91	#FFFFFF	#000000	##000000
##FDFF91	1.00	1.06	19.89	19.89
#FFFFFF	1.06	1.00	21.00	21.00
#000000	19.89	21.00	1.00	1.00
##000000	19.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF788

Deuteranopia (green-blind)

#FFFB96

Tritanopia (blue-blind)

#FFF3E5

Achromatopsia (no color)

#F9F9F9

Design tokens & code

CSS

--color: #fdff91;
/* rgb */ color: rgb(253, 255, 145);
/* oklch */ color: oklch(97.6% 0.133 109.5);

Tailwind

colors: {
  custom: {
    50: '#ffffb3',
    500: '#fdff91',
    950: '#000000',
  },
}

SCSS

$custom: #fdff91;
$custom-light: #ffffb3;
$custom-dark: #000000;

JSON

{
  "hex": "#fdff91",
  "rgb": {
    "r": 253,
    "g": 255,
    "b": 145
  },
  "hsl": {
    "h": 61.091,
    "s": 100,
    "l": 78.431
  },
  "oklch": {
    "l": 0.97563,
    "c": 0.13299,
    "h": 109.5
  },
  "luminance": 0.94447
}

Semantic roles & 50–950 ramp

primary

#FDFF91

secondary

#5653E1

accent

#00E604

background

#FFFFFD

surface

#FFFFF8

border

#D7D7D1

text

#181711

muted

#868581

Preview Lab

Preview with #FDFF91

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

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