#FEF17F#FEF17F

#FEF17F is a very light, vivid yellow. Relative luminance 0.855; OKLCH L 94.6% C 0.136 H 102.8°. Best body text is #000000 at 18.10:1 contrast (WCAG AA passes).

Color values

HEX	#FEF17F
RGB	rgb(254, 241, 127)
HSL	hsl(54, 98%, 75%)
HSV	hsv(54, 50%, 100%)
CMYK	cmyk(0%, 5.1%, 50%, 0.4%)
CIE-LAB	lab(94.11, -10.18, 56.08)
CIE-LCH	lch(94.11, 57.00, 100.29°)
OKLab	oklab(94.57% -0.0302 0.1327)
OKLCH	oklch(94.57% 0.136 102.8)
XYZ	xyz(76.1613, 85.5162, 32.5690)
Luminance	0.8551 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FEF17F #7F8CFE

analogous

#FEB17F #FEF17F #CCFE7F

triadic

#FEF17F #7FFEF1 #F17FFE

tetradic

#FEF17F #7FFEB1 #7F8CFE #FE7FCC

square

#FEF17F #7FFEB1 #7F8CFE #FE7FCC

split-complementary

#FEF17F #7FCCFE #B17FFE

monochromatic

#FDE406 #FEEA42 #FEF17F #FEF8BC #FFFCE1

Accessibility & contrast

On white

1.16

#FEF17F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.10

#FEF17F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FEF17F

18.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FEF17F	#FFFFFF	#000000	##000000
##FEF17F	1.00	1.16	18.10	18.10
#FFFFFF	1.16	1.00	21.00	21.00
#000000	18.10	21.00	1.00	1.00
##000000	18.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEA75

Deuteranopia (green-blind)

#FFF184

Tritanopia (blue-blind)

#FFE4D7

Achromatopsia (no color)

#EEEEEE

Design tokens & code

CSS

--color: #fef17f;
/* rgb */ color: rgb(254, 241, 127);
/* oklch */ color: oklch(94.6% 0.136 102.8);

Tailwind

colors: {
  custom: {
    50: '#fff5a7',
    500: '#fef17f',
    950: '#000000',
  },
}

SCSS

$custom: #fef17f;
$custom-light: #fff5a7;
$custom-dark: #000000;

JSON

{
  "hex": "#fef17f",
  "rgb": {
    "r": 254,
    "g": 241,
    "b": 127
  },
  "hsl": {
    "h": 53.858,
    "s": 98.45,
    "l": 74.706
  },
  "oklch": {
    "l": 0.94566,
    "c": 0.1361,
    "h": 102.8
  },
  "luminance": 0.85514
}

Semantic roles & 50–950 ramp

primary

#FEF17F

secondary

#4554DD

accent

#17E600

background

#FFFFFC

surface

#FFFEF6

border

#D7D6D0

text

#181710

muted

#868580

Preview Lab

Preview with #FEF17F

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

Preview Lab → · Contrast checker → · Palette generator →