#FEF180#FEF180

#FEF180 is a very light, vivid yellow. Relative luminance 0.855; OKLCH L 94.6% C 0.135 H 102.7°. Best body text is #000000 at 18.11:1 contrast (WCAG AA passes).

Color values

HEX	#FEF180
RGB	rgb(254, 241, 128)
HSL	hsl(54, 98%, 75%)
HSV	hsv(54, 50%, 100%)
CMYK	cmyk(0%, 5.1%, 49.6%, 0.4%)
CIE-LAB	lab(94.12, -10.10, 55.63)
CIE-LCH	lch(94.12, 56.54, 100.29°)
OKLab	oklab(94.58% -0.0298 0.1318)
OKLCH	oklch(94.58% 0.135 102.7)
XYZ	xyz(76.2268, 85.5424, 32.9139)
Luminance	0.8554 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FEF180 #808DFE

analogous

#FEB280 #FEF180 #CCFE80

triadic

#FEF180 #80FEF1 #F180FE

tetradic

#FEF180 #80FEB2 #808DFE #FE80CC

square

#FEF180 #80FEB2 #808DFE #FE80CC

split-complementary

#FEF180 #80CCFE #B280FE

monochromatic

#FDE407 #FEEA43 #FEF180 #FEF8BD #FFFCE1

Accessibility & contrast

On white

1.16

#FEF180 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.11

#FEF180 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FEF180

18.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FEF180	#FFFFFF	#000000	##000000
##FEF180	1.00	1.16	18.11	18.11
#FFFFFF	1.16	1.00	21.00	21.00
#000000	18.11	21.00	1.00	1.00
##000000	18.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEA76

Deuteranopia (green-blind)

#FFF185

Tritanopia (blue-blind)

#FFE4D7

Achromatopsia (no color)

#EEEEEE

Design tokens & code

CSS

--color: #fef180;
/* rgb */ color: rgb(254, 241, 128);
/* oklch */ color: oklch(94.6% 0.135 102.7);

Tailwind

colors: {
  custom: {
    50: '#fff5a7',
    500: '#fef180',
    950: '#000000',
  },
}

SCSS

$custom: #fef180;
$custom-light: #fff5a7;
$custom-dark: #000000;

JSON

{
  "hex": "#fef180",
  "rgb": {
    "r": 254,
    "g": 241,
    "b": 128
  },
  "hsl": {
    "h": 53.81,
    "s": 98.438,
    "l": 74.902
  },
  "oklch": {
    "l": 0.94579,
    "c": 0.13514,
    "h": 102.7
  },
  "luminance": 0.8554
}

Semantic roles & 50–950 ramp

primary

#FEF180

secondary

#4555DD

accent

#18E600

background

#FFFFFC

surface

#FFFEF6

border

#D7D6D0

text

#181710

muted

#868580

Preview Lab

Preview with #FEF180

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

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