#FDF179#FDF179

#FDF179 is a very light, vivid yellow. Relative luminance 0.852; OKLCH L 94.4% C 0.142 H 103.6°. Best body text is #000000 at 18.03:1 contrast (WCAG AA passes).

Color values

HEX	#FDF179
RGB	rgb(253, 241, 121)
HSL	hsl(55, 97%, 73%)
HSV	hsv(55, 52%, 99%)
CMYK	cmyk(0%, 4.7%, 52.2%, 0.8%)
CIE-LAB	lab(93.96, -11.07, 58.65)
CIE-LCH	lch(93.96, 59.68, 100.69°)
OKLab	oklab(94.41% -0.0333 0.1378)
OKLCH	oklch(94.41% 0.142 103.6)
XYZ	xyz(75.4167, 85.1762, 30.5534)
Luminance	0.8517 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FDF179 #7985FD

analogous

#FDAF79 #FDF179 #C7FD79

triadic

#FDF179 #79FDF1 #F179FD

tetradic

#FDF179 #79FDAF #7985FD #FD79C7

square

#FDF179 #79FDAF #7985FD #FD79C7

split-complementary

#FDF179 #79C7FD #AF79FD

monochromatic

#F8E204 #FCEB3D #FDF179 #FEF7B5 #FFFCE1

Accessibility & contrast

On white

1.16

#FDF179 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.03

#FDF179 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FDF179

18.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FDF179	#FFFFFF	#000000	##000000
##FDF179	1.00	1.16	18.03	18.03
#FFFFFF	1.16	1.00	21.00	21.00
#000000	18.03	21.00	1.00	1.00
##000000	18.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEA6E

Deuteranopia (green-blind)

#FFF17F

Tritanopia (blue-blind)

#FFE3D6

Achromatopsia (no color)

#EEEEEE

Design tokens & code

CSS

--color: #fdf179;
/* rgb */ color: rgb(253, 241, 121);
/* oklch */ color: oklch(94.4% 0.142 103.6);

Tailwind

colors: {
  custom: {
    50: '#fff5a3',
    500: '#fdf179',
    950: '#000000',
  },
}

SCSS

$custom: #fdf179;
$custom-light: #fff5a3;
$custom-dark: #000000;

JSON

{
  "hex": "#fdf179",
  "rgb": {
    "r": 253,
    "g": 241,
    "b": 121
  },
  "hsl": {
    "h": 54.545,
    "s": 97.059,
    "l": 73.333
  },
  "oklch": {
    "l": 0.9441,
    "c": 0.14174,
    "h": 103.6
  },
  "luminance": 0.85174
}

Semantic roles & 50–950 ramp

primary

#FDF179

secondary

#404EDA

accent

#15E600

background

#FFFFFC

surface

#FFFEF6

border

#D7D6D0

text

#18170F

muted

#868580

Preview Lab

Preview with #FDF179

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

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