#FDF181#FDF181

#FDF181 is a very light, vivid yellow. Relative luminance 0.854; OKLCH L 94.5% C 0.134 H 103.2°. Best body text is #000000 at 18.08:1 contrast (WCAG AA passes).

Color values

HEX	#FDF181
RGB	rgb(253, 241, 129)
HSL	hsl(54, 97%, 75%)
HSV	hsv(54, 49%, 99%)
CMYK	cmyk(0%, 4.7%, 49%, 0.8%)
CIE-LAB	lab(94.05, -10.40, 55.06)
CIE-LCH	lch(94.05, 56.04, 100.70°)
OKLab	oklab(94.51% -0.0305 0.1307)
OKLCH	oklch(94.51% 0.134 103.2)
XYZ	xyz(75.9278, 85.3806, 33.2451)
Luminance	0.8538 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FDF181 #818DFD

analogous

#FDB381 #FDF181 #CBFD81

triadic

#FDF181 #81FDF1 #F181FD

tetradic

#FDF181 #81FDB3 #818DFD #FD81CB

square

#FDF181 #81FDB3 #818DFD #FD81CB

split-complementary

#FDF181 #81CBFD #B381FD

monochromatic

#FBE409 #FCEA45 #FDF181 #FEF8BD #FFFCE1

Accessibility & contrast

On white

1.16

#FDF181 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.08

#FDF181 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FDF181

18.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FDF181	#FFFFFF	#000000	##000000
##FDF181	1.00	1.16	18.08	18.08
#FFFFFF	1.16	1.00	21.00	21.00
#000000	18.08	21.00	1.00	1.00
##000000	18.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEA77

Deuteranopia (green-blind)

#FFF186

Tritanopia (blue-blind)

#FFE4D7

Achromatopsia (no color)

#EEEEEE

Design tokens & code

CSS

--color: #fdf181;
/* rgb */ color: rgb(253, 241, 129);
/* oklch */ color: oklch(94.5% 0.134 103.2);

Tailwind

colors: {
  custom: {
    50: '#fff5a8',
    500: '#fdf181',
    950: '#000000',
  },
}

SCSS

$custom: #fdf181;
$custom-light: #fff5a8;
$custom-dark: #000000;

JSON

{
  "hex": "#fdf181",
  "rgb": {
    "r": 253,
    "g": 241,
    "b": 129
  },
  "hsl": {
    "h": 54.194,
    "s": 96.875,
    "l": 74.902
  },
  "oklch": {
    "l": 0.94508,
    "c": 0.13419,
    "h": 103.2
  },
  "luminance": 0.85378
}

Semantic roles & 50–950 ramp

primary

#FDF181

secondary

#4755DC

accent

#16E600

background

#FFFFFD

surface

#FFFEF7

border

#D7D6D0

text

#181710

muted

#868581

Preview Lab

Preview with #FDF181

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

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