#FDF57F#FDF57F

#FDF57F is a very light, vivid yellow. Relative luminance 0.877; OKLCH L 95.3% C 0.140 H 105.3°. Best body text is #000000 at 18.54:1 contrast (WCAG AA passes).

Color values

HEX	#FDF57F
RGB	rgb(253, 245, 127)
HSL	hsl(56, 97%, 75%)
HSV	hsv(56, 50%, 99%)
CMYK	cmyk(0%, 3.2%, 49.8%, 0.8%)
CIE-LAB	lab(95.04, -12.54, 57.18)
CIE-LCH	lch(95.04, 58.54, 102.37°)
OKLab	oklab(95.29% -0.0369 0.1351)
OKLCH	oklch(95.29% 0.14 105.3)
XYZ	xyz(76.9932, 87.7220, 32.9509)
Luminance	0.8772 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FDF57F #7F87FD

analogous

#FDB67F #FDF57F #C6FD7F

triadic

#FDF57F #7FFDF5 #F57FFD

tetradic

#FDF57F #7FFDB6 #7F87FD #FD7FC6

square

#FDF57F #7FFDB6 #7F87FD #FD7FC6

split-complementary

#FDF57F #7FC6FD #B67FFD

monochromatic

#FBEC06 #FCF043 #FDF57F #FEFABB #FFFDE1

Accessibility & contrast

On white

1.13

#FDF57F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.54

#FDF57F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FDF57F

18.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FDF57F	#FFFFFF	#000000	##000000
##FDF57F	1.00	1.13	18.54	18.54
#FFFFFF	1.13	1.00	21.00	21.00
#000000	18.54	21.00	1.00	1.00
##000000	18.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEE74

Deuteranopia (green-blind)

#FFF385

Tritanopia (blue-blind)

#FFE8DA

Achromatopsia (no color)

#F1F1F1

Design tokens & code

CSS

--color: #fdf57f;
/* rgb */ color: rgb(253, 245, 127);
/* oklch */ color: oklch(95.3% 0.140 105.3);

Tailwind

colors: {
  custom: {
    50: '#fff8a7',
    500: '#fdf57f',
    950: '#000000',
  },
}

SCSS

$custom: #fdf57f;
$custom-light: #fff8a7;
$custom-dark: #000000;

JSON

{
  "hex": "#fdf57f",
  "rgb": {
    "r": 253,
    "g": 245,
    "b": 127
  },
  "hsl": {
    "h": 56.19,
    "s": 96.923,
    "l": 74.51
  },
  "oklch": {
    "l": 0.95292,
    "c": 0.14007,
    "h": 105.3
  },
  "luminance": 0.8772
}

Semantic roles & 50–950 ramp

primary

#FDF57F

secondary

#454EDB

accent

#0FE600

background

#FFFFFC

surface

#FFFEF6

border

#D7D6D0

text

#181710

muted

#868580

Preview Lab

Preview with #FDF57F

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

Preview Lab → · Contrast checker → · Palette generator →