#FEF979#FEF979

#FEF979 is a very light, vivid yellow. Relative luminance 0.902; OKLCH L 96.1% C 0.150 H 106.9°. Best body text is #000000 at 19.04:1 contrast (WCAG AA passes).

Color values

HEX	#FEF979
RGB	rgb(254, 249, 121)
HSL	hsl(58, 99%, 74%)
HSV	hsv(58, 52%, 100%)
CMYK	cmyk(0%, 2%, 52.4%, 0.4%)
CIE-LAB	lab(96.08, -14.59, 61.14)
CIE-LCH	lch(96.08, 62.86, 103.42°)
OKLab	oklab(96.12% -0.0434 0.1432)
OKLCH	oklch(96.12% 0.15 106.9)
XYZ	xyz(78.2021, 90.2049, 31.3773)
Luminance	0.9020 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FEF979 #797EFE

analogous

#FEB679 #FEF979 #C0FE79

triadic

#FEF979 #79FEF9 #F979FE

tetradic

#FEF979 #79FEB6 #797EFE #FE79C0

square

#FEF979 #79FEB6 #797EFE #FE79C0

split-complementary

#FEF979 #79C0FE #B679FE

monochromatic

#FBF102 #FEF63C #FEF979 #FEFCB6 #FFFEE1

Accessibility & contrast

On white

1.10

#FEF979 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.04

#FEF979 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FEF979

19.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FEF979	#FFFFFF	#000000	##000000
##FEF979	1.00	1.10	19.04	19.04
#FFFFFF	1.10	1.00	21.00	21.00
#000000	19.04	21.00	1.00	1.00
##000000	19.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF16D

Deuteranopia (green-blind)

#FFF680

Tritanopia (blue-blind)

#FFEBDC

Achromatopsia (no color)

#F4F4F4

Design tokens & code

CSS

--color: #fef979;
/* rgb */ color: rgb(254, 249, 121);
/* oklch */ color: oklch(96.1% 0.150 106.9);

Tailwind

colors: {
  custom: {
    50: '#fffba3',
    500: '#fef979',
    950: '#000000',
  },
}

SCSS

$custom: #fef979;
$custom-light: #fffba3;
$custom-dark: #000000;

JSON

{
  "hex": "#fef979",
  "rgb": {
    "r": 254,
    "g": 249,
    "b": 121
  },
  "hsl": {
    "h": 57.744,
    "s": 98.519,
    "l": 73.529
  },
  "oklch": {
    "l": 0.96117,
    "c": 0.14959,
    "h": 106.9
  },
  "luminance": 0.90203
}

Semantic roles & 50–950 ramp

primary

#FEF979

secondary

#3F45DC

accent

#09E600

background

#FFFFFC

surface

#FFFFF6

border

#D7D7D0

text

#18170F

muted

#868580

Preview Lab

Preview with #FEF979

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

Preview Lab → · Contrast checker → · Palette generator →