#FEFF08#FEFF08

#FEFF08 is a very light, highly saturated yellow. Relative luminance 0.926; OKLCH L 96.7% C 0.210 H 110.1°. Best body text is #000000 at 19.52:1 contrast (WCAG AA passes).

Color values

HEX	#FEFF08
RGB	rgb(254, 255, 8)
HSL	hsl(60, 100%, 52%)
HSV	hsv(60, 97%, 100%)
CMYK	cmyk(0.4%, 0%, 96.9%, 0%)
CIE-LAB	lab(97.07, -21.91, 93.84)
CIE-LCH	lch(97.07, 96.37, 103.14°)
OKLab	oklab(96.73% -0.0722 0.1977)
OKLCH	oklch(96.73% 0.21 110.1)
XYZ	xyz(76.6801, 92.6108, 14.0661)
Luminance	0.9261 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FEFF08 #0908FF

analogous

#FF8508 #FEFF08 #83FF08

triadic

#FEFF08 #08FEFF #FF08FE

tetradic

#FEFF08 #08FF85 #0908FF #FF0883

square

#FEFF08 #08FF85 #0908FF #FF0883

split-complementary

#FEFF08 #0883FF #8508FF

monochromatic

#8C8D00 #C9CA00 #FEFF08 #FEFF45 #FEFF82

Accessibility & contrast

On white

1.08

#FEFF08 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.52

#FEFF08 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FEFF08

19.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FEFF08	#FFFFFF	#000000	##000000
##FEFF08	1.00	1.08	19.52	19.52
#FFFFFF	1.08	1.00	21.00	21.00
#000000	19.52	21.00	1.00	1.00
##000000	19.52	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF300

Deuteranopia (green-blind)

#FFF933

Tritanopia (blue-blind)

#FFEED9

Achromatopsia (no color)

#F7F7F7

Design tokens & code

CSS

--color: #feff08;
/* rgb */ color: rgb(254, 255, 8);
/* oklch */ color: oklch(96.7% 0.210 110.1);

Tailwind

colors: {
  custom: {
    50: '#ffff74',
    500: '#feff08',
    950: '#000000',
  },
}

SCSS

$custom: #feff08;
$custom-light: #ffff74;
$custom-dark: #000000;

JSON

{
  "hex": "#feff08",
  "rgb": {
    "r": 254,
    "g": 255,
    "b": 8
  },
  "hsl": {
    "h": 60.243,
    "s": 100,
    "l": 51.569
  },
  "oklch": {
    "l": 0.96726,
    "c": 0.21045,
    "h": 110.1
  },
  "luminance": 0.92608
}

Semantic roles & 50–950 ramp

primary

#FEFF08

secondary

#1A1A92

accent

#29FF2A

background

#FFFFFB

surface

#FFFFF2

border

#D7D7CC

text

#19170A

muted

#87857D

Preview Lab

Preview with #FEFF08

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

Preview Lab → · Contrast checker → · Palette generator →