#FEF178#FEF178

#FEF178 is a very light, vivid yellow. Relative luminance 0.853; OKLCH L 94.5% C 0.143 H 103.2°. Best body text is #000000 at 18.07:1 contrast (WCAG AA passes).

Color values

HEX	#FEF178
RGB	rgb(254, 241, 120)
HSL	hsl(54, 99%, 73%)
HSV	hsv(54, 53%, 100%)
CMYK	cmyk(0%, 5.1%, 52.8%, 0.4%)
CIE-LAB	lab(94.03, -10.75, 59.20)
CIE-LCH	lch(94.03, 60.17, 100.29°)
OKLab	oklab(94.48% -0.0325 0.1389)
OKLCH	oklch(94.48% 0.143 103.2)
XYZ	xyz(75.7208, 85.3400, 30.2493)
Luminance	0.8534 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FEF178 #7885FE

analogous

#FEAE78 #FEF178 #C8FE78

triadic

#FEF178 #78FEF1 #F178FE

tetradic

#FEF178 #78FEAE #7885FE #FE78C8

square

#FEF178 #78FEAE #7885FE #FE78C8

split-complementary

#FEF178 #78C8FE #AE78FE

monochromatic

#FAE202 #FEEB3B #FEF178 #FEF7B5 #FFFCE1

Accessibility & contrast

On white

1.16

#FEF178 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.07

#FEF178 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FEF178

18.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FEF178	#FFFFFF	#000000	##000000
##FEF178	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)

#FFEA6C

Deuteranopia (green-blind)

#FFF17E

Tritanopia (blue-blind)

#FFE3D6

Achromatopsia (no color)

#EEEEEE

Design tokens & code

CSS

--color: #fef178;
/* rgb */ color: rgb(254, 241, 120);
/* oklch */ color: oklch(94.5% 0.143 103.2);

Tailwind

colors: {
  custom: {
    50: '#fff5a2',
    500: '#fef178',
    950: '#000000',
  },
}

SCSS

$custom: #fef178;
$custom-light: #fff5a2;
$custom-dark: #000000;

JSON

{
  "hex": "#fef178",
  "rgb": {
    "r": 254,
    "g": 241,
    "b": 120
  },
  "hsl": {
    "h": 54.179,
    "s": 98.529,
    "l": 73.333
  },
  "oklch": {
    "l": 0.94482,
    "c": 0.14263,
    "h": 103.2
  },
  "luminance": 0.85337
}

Semantic roles & 50–950 ramp

primary

#FEF178

secondary

#3F4EDC

accent

#16E600

background

#FFFFFC

surface

#FFFEF6

border

#D7D6D0

text

#18170F

muted

#868580

Preview Lab

Preview with #FEF178

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

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