#F8F581#F8F581

#F8F581 is a very light, vivid yellow. Relative luminance 0.868; OKLCH L 94.9% C 0.139 H 107.4°. Best body text is #000000 at 18.37:1 contrast (WCAG AA passes).

Color values

HEX	#F8F581
RGB	rgb(248, 245, 129)
HSL	hsl(58, 89%, 74%)
HSV	hsv(58, 48%, 97%)
CMYK	cmyk(0%, 1.2%, 48%, 2.7%)
CIE-LAB	lab(94.67, -14.33, 55.72)
CIE-LCH	lch(94.67, 57.53, 104.42°)
OKLab	oklab(94.91% -0.0415 0.1322)
OKLCH	oklch(94.91% 0.139 107.4)
XYZ	xyz(75.3280, 86.8482, 33.5599)
Luminance	0.8685 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F8F581 #8184F8

analogous

#F8BA81 #F8F581 #C0F881

triadic

#F8F581 #81F8F5 #F581F8

tetradic

#F8F581 #81F8BA #8184F8 #F881C0

square

#F8F581 #81F8BA #8184F8 #F881C0

split-complementary

#F8F581 #81C0F8 #BA81F8

monochromatic

#F1EB0D #F5F047 #F8F581 #FBFABB #FDFDE2

Accessibility & contrast

On white

1.14

#F8F581 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.37

#F8F581 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F8F581

18.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F8F581	#FFFFFF	#000000	##000000
##F8F581	1.00	1.14	18.37	18.37
#FFFFFF	1.14	1.00	21.00	21.00
#000000	18.37	21.00	1.00	1.00
##000000	18.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFED77

Deuteranopia (green-blind)

#FFF287

Tritanopia (blue-blind)

#FFE8DA

Achromatopsia (no color)

#F0F0F0

Design tokens & code

CSS

--color: #f8f581;
/* rgb */ color: rgb(248, 245, 129);
/* oklch */ color: oklch(94.9% 0.139 107.4);

Tailwind

colors: {
  custom: {
    50: '#fdf8a8',
    500: '#f8f581',
    950: '#000000',
  },
}

SCSS

$custom: #f8f581;
$custom-light: #fdf8a8;
$custom-dark: #000000;

JSON

{
  "hex": "#f8f581",
  "rgb": {
    "r": 248,
    "g": 245,
    "b": 129
  },
  "hsl": {
    "h": 58.487,
    "s": 89.474,
    "l": 73.922
  },
  "oklch": {
    "l": 0.9491,
    "c": 0.13855,
    "h": 107.4
  },
  "luminance": 0.86846
}

Semantic roles & 50–950 ramp

primary

#F8F581

secondary

#484CD5

accent

#06E600

background

#FFFFFD

surface

#FFFEF7

border

#D7D6D0

text

#181710

muted

#868581

Preview Lab

Preview with #F8F581

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

Preview Lab → · Contrast checker → · Palette generator →