#FDF57C#FDF57C

#FDF57C is a very light, vivid yellow. Relative luminance 0.876; OKLCH L 95.3% C 0.143 H 105.4°. Best body text is #000000 at 18.53:1 contrast (WCAG AA passes).

Color values

HEX	#FDF57C
RGB	rgb(253, 245, 124)
HSL	hsl(56, 97%, 74%)
HSV	hsv(56, 51%, 99%)
CMYK	cmyk(0%, 3.2%, 51%, 0.8%)
CIE-LAB	lab(95.01, -12.79, 58.51)
CIE-LCH	lch(95.01, 59.90, 102.33°)
OKLab	oklab(95.26% -0.0379 0.1378)
OKLCH	oklch(95.26% 0.143 105.4)
XYZ	xyz(76.8006, 87.6450, 31.9365)
Luminance	0.8764 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FDF57C #7C84FD

analogous

#FDB57C #FDF57C #C5FD7C

triadic

#FDF57C #7CFDF5 #F57CFD

tetradic

#FDF57C #7CFDB5 #7C84FD #FD7CC5

square

#FDF57C #7CFDB5 #7C84FD #FD7CC5

split-complementary

#FDF57C #7CC5FD #B57CFD

monochromatic

#FBEB04 #FCF040 #FDF57C #FEFAB8 #FFFDE1

Accessibility & contrast

On white

1.13

#FDF57C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.53

#FDF57C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FDF57C

18.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FDF57C	#FFFFFF	#000000	##000000
##FDF57C	1.00	1.13	18.53	18.53
#FFFFFF	1.13	1.00	21.00	21.00
#000000	18.53	21.00	1.00	1.00
##000000	18.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFED71

Deuteranopia (green-blind)

#FFF382

Tritanopia (blue-blind)

#FFE7D9

Achromatopsia (no color)

#F1F1F1

Design tokens & code

CSS

--color: #fdf57c;
/* rgb */ color: rgb(253, 245, 124);
/* oklch */ color: oklch(95.3% 0.143 105.4);

Tailwind

colors: {
  custom: {
    50: '#fff8a5',
    500: '#fdf57c',
    950: '#000000',
  },
}

SCSS

$custom: #fdf57c;
$custom-light: #fff8a5;
$custom-dark: #000000;

JSON

{
  "hex": "#fdf57c",
  "rgb": {
    "r": 253,
    "g": 245,
    "b": 124
  },
  "hsl": {
    "h": 56.279,
    "s": 96.992,
    "l": 73.922
  },
  "oklch": {
    "l": 0.95256,
    "c": 0.14289,
    "h": 105.4
  },
  "luminance": 0.87643
}

Semantic roles & 50–950 ramp

primary

#FDF57C

secondary

#424CDB

accent

#0EE600

background

#FFFFFC

surface

#FFFEF6

border

#D7D6D0

text

#18170F

muted

#868580

Preview Lab

Preview with #FDF57C

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

Preview Lab → · Contrast checker → · Palette generator →