#FEF179#FEF179

#FEF179 is a very light, vivid yellow. Relative luminance 0.854; OKLCH L 94.5% C 0.142 H 103.1°. Best body text is #000000 at 18.07:1 contrast (WCAG AA passes).

Color values

HEX	#FEF179
RGB	rgb(254, 241, 121)
HSL	hsl(54, 99%, 74%)
HSV	hsv(54, 52%, 100%)
CMYK	cmyk(0%, 5.1%, 52.4%, 0.4%)
CIE-LAB	lab(94.04, -10.67, 58.76)
CIE-LCH	lch(94.04, 59.72, 100.29°)
OKLab	oklab(94.49% -0.0322 0.138)
OKLCH	oklch(94.49% 0.142 103.1)
XYZ	xyz(75.7818, 85.3644, 30.5706)
Luminance	0.8536 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FEF179 #7986FE

analogous

#FEAE79 #FEF179 #C8FE79

triadic

#FEF179 #79FEF1 #F179FE

tetradic

#FEF179 #79FEAE #7986FE #FE79C8

square

#FEF179 #79FEAE #7986FE #FE79C8

split-complementary

#FEF179 #79C8FE #AE79FE

monochromatic

#FBE202 #FEEB3C #FEF179 #FEF7B6 #FFFCE1

Accessibility & contrast

On white

1.16

#FEF179 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.07

#FEF179 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FEF179

18.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FEF179	#FFFFFF	#000000	##000000
##FEF179	1.00	1.16	18.07	18.07
#FFFFFF	1.16	1.00	21.00	21.00
#000000	18.07	21.00	1.00	1.00
##000000	18.07	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: #fef179;
/* rgb */ color: rgb(254, 241, 121);
/* oklch */ color: oklch(94.5% 0.142 103.1);

Tailwind

colors: {
  custom: {
    50: '#fff5a3',
    500: '#fef179',
    950: '#000000',
  },
}

SCSS

$custom: #fef179;
$custom-light: #fff5a3;
$custom-dark: #000000;

JSON

{
  "hex": "#fef179",
  "rgb": {
    "r": 254,
    "g": 241,
    "b": 121
  },
  "hsl": {
    "h": 54.135,
    "s": 98.519,
    "l": 73.529
  },
  "oklch": {
    "l": 0.94493,
    "c": 0.14171,
    "h": 103.1
  },
  "luminance": 0.85362
}

Semantic roles & 50–950 ramp

primary

#FEF179

secondary

#3F4FDC

accent

#16E600

background

#FFFFFC

surface

#FFFEF6

border

#D7D6D0

text

#18170F

muted

#868580

Preview Lab

Preview with #FEF179

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

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