#FEF63C#FEF63C

#FEF63C is a very light, vivid yellow. Relative luminance 0.873; OKLCH L 95.0% C 0.189 H 106.9°. Best body text is #000000 at 18.46:1 contrast (WCAG AA passes).

Color values

HEX	#FEF63C
RGB	rgb(254, 246, 60)
HSL	hsl(58, 99%, 62%)
HSV	hsv(58, 76%, 100%)
CMYK	cmyk(0%, 3.1%, 76.4%, 0.4%)
CIE-LAB	lab(94.87, -16.58, 83.05)
CIE-LCH	lch(94.87, 84.69, 101.29°)
OKLab	oklab(95.01% -0.055 0.1808)
OKLCH	oklch(95.01% 0.189 106.9)
XYZ	xyz(74.6475, 87.3113, 17.1948)
Luminance	0.8731 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FEF63C #3C44FE

analogous

#FE953C #FEF63C #A5FE3C

triadic

#FEF63C #3CFEF6 #F63CFE

tetradic

#FEF63C #3CFE95 #3C44FE #FE3CA5

square

#FEF63C #3CFE95 #3C44FE #FE3CA5

split-complementary

#FEF63C #3CA5FE #953CFE

monochromatic

#BFB701 #FCF101 #FEF63C #FEF979 #FFFCB6

Accessibility & contrast

On white

1.14

#FEF63C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.46

#FEF63C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FEF63C

18.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FEF63C	#FFFFFF	#000000	##000000
##FEF63C	1.00	1.14	18.46	18.46
#FFFFFF	1.14	1.00	21.00	21.00
#000000	18.46	21.00	1.00	1.00
##000000	18.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEC00

Deuteranopia (green-blind)

#FFF34C

Tritanopia (blue-blind)

#FFE5D4

Achromatopsia (no color)

#F0F0F0

Design tokens & code

CSS

--color: #fef63c;
/* rgb */ color: rgb(254, 246, 60);
/* oklch */ color: oklch(95.0% 0.189 106.9);

Tailwind

colors: {
  custom: {
    50: '#fff881',
    500: '#fef63c',
    950: '#000000',
  },
}

SCSS

$custom: #fef63c;
$custom-light: #fff881;
$custom-dark: #000000;

JSON

{
  "hex": "#fef63c",
  "rgb": {
    "r": 254,
    "g": 246,
    "b": 60
  },
  "hsl": {
    "h": 57.526,
    "s": 98.98,
    "l": 61.569
  },
  "oklch": {
    "l": 0.9501,
    "c": 0.18897,
    "h": 106.9
  },
  "luminance": 0.87309
}

Semantic roles & 50–950 ramp

primary

#FEF63C

secondary

#2228BC

accent

#09E600

background

#FFFFFB

surface

#FFFEF2

border

#D7D6CC

text

#19170B

muted

#87857E

Preview Lab

Preview with #FEF63C

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

Preview Lab → · Contrast checker → · Palette generator →