#F8F563#F8F563

#F8F563 is a very light, vivid yellow. Relative luminance 0.862; OKLCH L 94.6% C 0.165 H 108.1°. Best body text is #000000 at 18.23:1 contrast (WCAG AA passes).

Color values

HEX	#F8F563
RGB	rgb(248, 245, 99)
HSL	hsl(59, 91%, 68%)
HSV	hsv(59, 60%, 97%)
CMYK	cmyk(0%, 1.2%, 60.1%, 2.7%)
CIE-LAB	lab(94.38, -16.60, 68.58)
CIE-LCH	lch(94.38, 70.56, 103.61°)
OKLab	oklab(94.58% -0.0511 0.1566)
OKLCH	oklch(94.58% 0.165 108.1)
XYZ	xyz(73.6183, 86.1643, 24.5554)
Luminance	0.8616 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F8F563 #6366F8

analogous

#F8AA63 #F8F563 #B0F863

triadic

#F8F563 #63F8F5 #F563F8

tetradic

#F8F563 #63F8AA #6366F8 #F863B0

square

#F8F563 #63F8AA #6366F8 #F863B0

split-complementary

#F8F563 #63B0F8 #AA63F8

monochromatic

#D7D30A #F5F128 #F8F563 #FBF99E #FDFDD8

Accessibility & contrast

On white

1.15

#F8F563 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.23

#F8F563 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F8F563

18.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F8F563	#FFFFFF	#000000	##000000
##F8F563	1.00	1.15	18.23	18.23
#FFFFFF	1.15	1.00	21.00	21.00
#000000	18.23	21.00	1.00	1.00
##000000	18.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEC52

Deuteranopia (green-blind)

#FFF16C

Tritanopia (blue-blind)

#FFE6D6

Achromatopsia (no color)

#EFEFEF

Design tokens & code

CSS

--color: #f8f563;
/* rgb */ color: rgb(248, 245, 99);
/* oklch */ color: oklch(94.6% 0.165 108.1);

Tailwind

colors: {
  custom: {
    50: '#fef895',
    500: '#f8f563',
    950: '#000000',
  },
}

SCSS

$custom: #f8f563;
$custom-light: #fef895;
$custom-dark: #000000;

JSON

{
  "hex": "#f8f563",
  "rgb": {
    "r": 248,
    "g": 245,
    "b": 99
  },
  "hsl": {
    "h": 58.792,
    "s": 91.411,
    "l": 68.039
  },
  "oklch": {
    "l": 0.94584,
    "c": 0.16475,
    "h": 108.1
  },
  "luminance": 0.86162
}

Semantic roles & 50–950 ramp

primary

#F8F563

secondary

#2E31D1

accent

#05E600

background

#FFFFFC

surface

#FFFEF5

border

#D7D6CF

text

#18170E

muted

#86857F

Preview Lab

Preview with #F8F563

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

Preview Lab → · Contrast checker → · Palette generator →