#FCF57B#FCF57B

#FCF57B is a very light, vivid yellow. Relative luminance 0.874; OKLCH L 95.2% C 0.144 H 105.9°. Best body text is #000000 at 18.49:1 contrast (WCAG AA passes).

Color values

HEX	#FCF57B
RGB	rgb(252, 245, 123)
HSL	hsl(57, 96%, 74%)
HSV	hsv(57, 51%, 99%)
CMYK	cmyk(0%, 2.8%, 51.2%, 1.2%)
CIE-LAB	lab(94.92, -13.27, 58.85)
CIE-LCH	lch(94.92, 60.32, 102.70°)
OKLab	oklab(95.16% -0.0393 0.1384)
OKLCH	oklch(95.16% 0.144 105.9)
XYZ	xyz(76.3745, 87.4326, 31.5881)
Luminance	0.8743 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FCF57B #7B82FC

analogous

#FCB47B #FCF57B #C2FC7B

triadic

#FCF57B #7BFCF5 #F57BFC

tetradic

#FCF57B #7BFCB4 #7B82FC #FC7BC2

square

#FCF57B #7BFCB4 #7B82FC #FC7BC2

split-complementary

#FCF57B #7BC2FC #B47BFC

monochromatic

#F7EA06 #FBF03F #FCF57B #FDFAB7 #FEFDE1

Accessibility & contrast

On white

1.14

#FCF57B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.49

#FCF57B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FCF57B

18.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FCF57B	#FFFFFF	#000000	##000000
##FCF57B	1.00	1.14	18.49	18.49
#FFFFFF	1.14	1.00	21.00	21.00
#000000	18.49	21.00	1.00	1.00
##000000	18.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFED70

Deuteranopia (green-blind)

#FFF381

Tritanopia (blue-blind)

#FFE7D9

Achromatopsia (no color)

#F0F0F0

Design tokens & code

CSS

--color: #fcf57b;
/* rgb */ color: rgb(252, 245, 123);
/* oklch */ color: oklch(95.2% 0.144 105.9);

Tailwind

colors: {
  custom: {
    50: '#fff8a4',
    500: '#fcf57b',
    950: '#000000',
  },
}

SCSS

$custom: #fcf57b;
$custom-light: #fff8a4;
$custom-dark: #000000;

JSON

{
  "hex": "#fcf57b",
  "rgb": {
    "r": 252,
    "g": 245,
    "b": 123
  },
  "hsl": {
    "h": 56.744,
    "s": 95.556,
    "l": 73.529
  },
  "oklch": {
    "l": 0.95162,
    "c": 0.14388,
    "h": 105.9
  },
  "luminance": 0.8743
}

Semantic roles & 50–950 ramp

primary

#FCF57B

secondary

#424AD9

accent

#0CE600

background

#FFFFFC

surface

#FFFEF6

border

#D7D6D0

text

#18170F

muted

#868580

Preview Lab

Preview with #FCF57B

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

Preview Lab → · Contrast checker → · Palette generator →