#FFEF79#FFEF79

#FFEF79 is a very light, vivid yellow. Relative luminance 0.844; OKLCH L 94.2% C 0.140 H 101.7°. Best body text is #000000 at 17.87:1 contrast (WCAG AA passes).

Color values

HEX	#FFEF79
RGB	rgb(255, 239, 121)
HSL	hsl(53, 100%, 74%)
HSV	hsv(53, 53%, 100%)
CMYK	cmyk(0%, 6.3%, 52.5%, 0%)
CIE-LAB	lab(93.61, -9.29, 58.28)
CIE-LCH	lch(93.61, 59.02, 99.05°)
OKLab	oklab(94.18% -0.0283 0.137)
OKLCH	oklch(94.18% 0.14 101.7)
XYZ	xyz(75.5601, 84.3762, 30.3915)
Luminance	0.8437 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FFEF79 #7989FF

analogous

#FFAC79 #FFEF79 #CCFF79

triadic

#FFEF79 #79FFEF #EF79FF

tetradic

#FFEF79 #79FFAC #7989FF #FF79CC

square

#FFEF79 #79FFAC #7989FF #FF79CC

split-complementary

#FFEF79 #79CCFF #AC79FF

monochromatic

#FEDF00 #FFE83C #FFEF79 #FFF6B6 #FFFBE0

Accessibility & contrast

On white

1.17

#FFEF79 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.87

#FFEF79 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FFEF79

17.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FFEF79	#FFFFFF	#000000	##000000
##FFEF79	1.00	1.17	17.87	17.87
#FFFFFF	1.17	1.00	21.00	21.00
#000000	17.87	21.00	1.00	1.00
##000000	17.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE96E

Deuteranopia (green-blind)

#FFF07F

Tritanopia (blue-blind)

#FFE1D4

Achromatopsia (no color)

#EDEDED

Design tokens & code

CSS

--color: #ffef79;
/* rgb */ color: rgb(255, 239, 121);
/* oklch */ color: oklch(94.2% 0.140 101.7);

Tailwind

colors: {
  custom: {
    50: '#fff4a3',
    500: '#ffef79',
    950: '#000000',
  },
}

SCSS

$custom: #ffef79;
$custom-light: #fff4a3;
$custom-dark: #000000;

JSON

{
  "hex": "#ffef79",
  "rgb": {
    "r": 255,
    "g": 239,
    "b": 121
  },
  "hsl": {
    "h": 52.836,
    "s": 100,
    "l": 73.725
  },
  "oklch": {
    "l": 0.94175,
    "c": 0.13985,
    "h": 101.7
  },
  "luminance": 0.84373
}

Semantic roles & 50–950 ramp

primary

#FFEF79

secondary

#3F52DD

accent

#1BE600

background

#FFFFFC

surface

#FFFEF6

border

#D7D6D0

text

#18170F

muted

#868580

Preview Lab

Preview with #FFEF79

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

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