#FFFC3F#FFFC3F

#FFFC3F is a very light, vivid yellow. Relative luminance 0.912; OKLCH L 96.3% C 0.193 H 108.6°. Best body text is #000000 at 19.25:1 contrast (WCAG AA passes).

Color values

HEX	#FFFC3F
RGB	rgb(255, 252, 63)
HSL	hsl(59, 100%, 62%)
HSV	hsv(59, 75%, 100%)
CMYK	cmyk(0%, 1.2%, 75.3%, 0%)
CIE-LAB	lab(96.51, -18.95, 83.69)
CIE-LCH	lch(96.51, 85.81, 102.76°)
OKLab	oklab(96.34% -0.0614 0.1827)
OKLCH	oklch(96.34% 0.193 108.6)
XYZ	xyz(76.9506, 91.2422, 18.2597)
Luminance	0.9124 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FFFC3F #3F42FF

analogous

#FF9C3F #FFFC3F #A2FF3F

triadic

#FFFC3F #3FFFFC #FC3FFF

tetradic

#FFFC3F #3FFF9C #3F42FF #FF3FA2

square

#FFFC3F #3FFF9C #3F42FF #FF3FA2

split-complementary

#FFFC3F #3FA2FF #9C3FFF

monochromatic

#C4C100 #FFFB02 #FFFC3F #FFFD7C #FFFEB9

Accessibility & contrast

On white

1.09

#FFFC3F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.25

#FFFC3F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FFFC3F

19.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FFFC3F	#FFFFFF	#000000	##000000
##FFFC3F	1.00	1.09	19.25	19.25
#FFFFFF	1.09	1.00	21.00	21.00
#000000	19.25	21.00	1.00	1.00
##000000	19.25	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF205

Deuteranopia (green-blind)

#FFF84F

Tritanopia (blue-blind)

#FFECD9

Achromatopsia (no color)

#F5F5F5

Design tokens & code

CSS

--color: #fffc3f;
/* rgb */ color: rgb(255, 252, 63);
/* oklch */ color: oklch(96.3% 0.193 108.6);

Tailwind

colors: {
  custom: {
    50: '#fffd83',
    500: '#fffc3f',
    950: '#000000',
  },
}

SCSS

$custom: #fffc3f;
$custom-light: #fffd83;
$custom-dark: #000000;

JSON

{
  "hex": "#fffc3f",
  "rgb": {
    "r": 255,
    "g": 252,
    "b": 63
  },
  "hsl": {
    "h": 59.063,
    "s": 100,
    "l": 62.353
  },
  "oklch": {
    "l": 0.96342,
    "c": 0.19271,
    "h": 108.6
  },
  "luminance": 0.9124
}

Semantic roles & 50–950 ramp

primary

#FFFC3F

secondary

#2224C0

accent

#04E600

background

#FFFFFC

surface

#FFFFF4

border

#D7D7CE

text

#19170C

muted

#87857F

Preview Lab

Preview with #FFFC3F

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

Preview Lab → · Contrast checker → · Palette generator →