#FDF78C#FDF78C

#FDF78C is a very light, vivid yellow. Relative luminance 0.893; OKLCH L 95.9% C 0.129 H 105.8°. Best body text is #000000 at 18.86:1 contrast (WCAG AA passes).

Color values

HEX	#FDF78C
RGB	rgb(253, 247, 140)
HSL	hsl(57, 97%, 77%)
HSV	hsv(57, 45%, 99%)
CMYK	cmyk(0%, 2.4%, 44.7%, 0.8%)
CIE-LAB	lab(95.71, -12.37, 51.90)
CIE-LCH	lch(95.71, 53.35, 103.40°)
OKLab	oklab(95.87% -0.0351 0.1245)
OKLCH	oklch(95.87% 0.129 105.8)
XYZ	xyz(78.5041, 89.2997, 37.9070)
Luminance	0.8930 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FDF78C #8C92FD

analogous

#FDBF8C #FDF78C #CBFD8C

triadic

#FDF78C #8CFDF7 #F78CFD

tetradic

#FDF78C #8CFDBF #8C92FD #FD8CCB

square

#FDF78C #8CFDBF #8C92FD #FD8CCB

split-complementary

#FDF78C #8CCBFD #BF8CFD

monochromatic

#FBEF14 #FCF350 #FDF78C #FEFBC8 #FEFDE1

Accessibility & contrast

On white

1.11

#FDF78C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.86

#FDF78C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FDF78C

18.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FDF78C	#FFFFFF	#000000	##000000
##FDF78C	1.00	1.11	18.86	18.86
#FFFFFF	1.11	1.00	21.00	21.00
#000000	18.86	21.00	1.00	1.00
##000000	18.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF083

Deuteranopia (green-blind)

#FFF591

Tritanopia (blue-blind)

#FFEBDE

Achromatopsia (no color)

#F3F3F3

Design tokens & code

CSS

--color: #fdf78c;
/* rgb */ color: rgb(253, 247, 140);
/* oklch */ color: oklch(95.9% 0.129 105.8);

Tailwind

colors: {
  custom: {
    50: '#fff9af',
    500: '#fdf78c',
    950: '#000000',
  },
}

SCSS

$custom: #fdf78c;
$custom-light: #fff9af;
$custom-dark: #000000;

JSON

{
  "hex": "#fdf78c",
  "rgb": {
    "r": 253,
    "g": 247,
    "b": 140
  },
  "hsl": {
    "h": 56.814,
    "s": 96.581,
    "l": 77.059
  },
  "oklch": {
    "l": 0.95867,
    "c": 0.12936,
    "h": 105.8
  },
  "luminance": 0.89298
}

Semantic roles & 50–950 ramp

primary

#FDF78C

secondary

#5058DD

accent

#0CE600

background

#FFFFFD

surface

#FFFFF7

border

#D7D7D0

text

#181711

muted

#868581

Preview Lab

Preview with #FDF78C

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

Preview Lab → · Contrast checker → · Palette generator →