#FCFF57#FCFF57

#FCFF57 is a very light, vivid yellow. Relative luminance 0.929; OKLCH L 96.9% C 0.182 H 110.4°. Best body text is #000000 at 19.58:1 contrast (WCAG AA passes).

Color values

HEX	#FCFF57
RGB	rgb(252, 255, 87)
HSL	hsl(61, 100%, 67%)
HSV	hsv(61, 66%, 100%)
CMYK	cmyk(1.2%, 0%, 65.9%, 0%)
CIE-LAB	lab(97.19, -20.51, 76.29)
CIE-LCH	lch(97.19, 79.00, 105.05°)
OKLab	oklab(96.87% -0.0635 0.1711)
OKLCH	oklch(96.87% 0.182 110.4)
XYZ	xyz(77.6277, 92.9056, 22.8584)
Luminance	0.9290 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FCFF57 #5A57FF

analogous

#FFAE57 #FCFF57 #A8FF57

triadic

#FCFF57 #57FCFF #FF57FC

tetradic

#FCFF57 #57FFAE #5A57FF #FF57A8

square

#FCFF57 #57FFAE #5A57FF #FF57A8

split-complementary

#FCFF57 #57A8FF #AE57FF

monochromatic

#D8DC00 #FBFF1A #FCFF57 #FDFF94 #FEFFD1

Accessibility & contrast

On white

1.07

#FCFF57 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.58

#FCFF57 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FCFF57

19.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FCFF57	#FFFFFF	#000000	##000000
##FCFF57	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)

#FFF43E

Deuteranopia (green-blind)

#FFF963

Tritanopia (blue-blind)

#FFF0DD

Achromatopsia (no color)

#F7F7F7

Design tokens & code

CSS

--color: #fcff57;
/* rgb */ color: rgb(252, 255, 87);
/* oklch */ color: oklch(96.9% 0.182 110.4);

Tailwind

colors: {
  custom: {
    50: '#ffff8f',
    500: '#fcff57',
    950: '#000000',
  },
}

SCSS

$custom: #fcff57;
$custom-light: #ffff8f;
$custom-dark: #000000;

JSON

{
  "hex": "#fcff57",
  "rgb": {
    "r": 252,
    "g": 255,
    "b": 87
  },
  "hsl": {
    "h": 61.071,
    "s": 100,
    "l": 67.059
  },
  "oklch": {
    "l": 0.96871,
    "c": 0.18249,
    "h": 110.4
  },
  "luminance": 0.92904
}

Semantic roles & 50–950 ramp

primary

#FCFF57

secondary

#2926D5

accent

#00E604

background

#FFFFFC

surface

#FFFFF4

border

#D7D7CE

text

#19170D

muted

#87857F

Preview Lab

Preview with #FCFF57

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

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