#F7F581#F7F581

#F7F581 is a very light, vivid yellow. Relative luminance 0.867; OKLCH L 94.8% C 0.139 H 107.9°. Best body text is #000000 at 18.33:1 contrast (WCAG AA passes).

Color values

HEX	#F7F581
RGB	rgb(247, 245, 129)
HSL	hsl(59, 88%, 74%)
HSV	hsv(59, 48%, 97%)
CMYK	cmyk(0%, 0.8%, 47.8%, 3.1%)
CIE-LAB	lab(94.60, -14.72, 55.61)
CIE-LCH	lch(94.60, 57.52, 104.83°)
OKLab	oklab(94.83% -0.0426 0.132)
OKLCH	oklch(94.83% 0.139 107.9)
XYZ	xyz(74.9743, 86.6658, 33.5433)
Luminance	0.8666 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F7F581 #8183F7

analogous

#F7BA81 #F7F581 #BEF781

triadic

#F7F581 #81F7F5 #F581F7

tetradic

#F7F581 #81F7BA #8183F7 #F781BE

square

#F7F581 #81F7BA #8183F7 #F781BE

split-complementary

#F7F581 #81BEF7 #BA81F7

monochromatic

#EEEB0F #F3F047 #F7F581 #FBFABB #FDFDE2

Accessibility & contrast

On white

1.15

#F7F581 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.33

#F7F581 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F7F581

18.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F7F581	#FFFFFF	#000000	##000000
##F7F581	1.00	1.15	18.33	18.33
#FFFFFF	1.15	1.00	21.00	21.00
#000000	18.33	21.00	1.00	1.00
##000000	18.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFED77

Deuteranopia (green-blind)

#FFF287

Tritanopia (blue-blind)

#FFE8DA

Achromatopsia (no color)

#EFEFEF

Design tokens & code

CSS

--color: #f7f581;
/* rgb */ color: rgb(247, 245, 129);
/* oklch */ color: oklch(94.8% 0.139 107.9);

Tailwind

colors: {
  custom: {
    50: '#fcf8a8',
    500: '#f7f581',
    950: '#000000',
  },
}

SCSS

$custom: #f7f581;
$custom-light: #fcf8a8;
$custom-dark: #000000;

JSON

{
  "hex": "#f7f581",
  "rgb": {
    "r": 247,
    "g": 245,
    "b": 129
  },
  "hsl": {
    "h": 58.983,
    "s": 88.06,
    "l": 73.725
  },
  "oklch": {
    "l": 0.9483,
    "c": 0.13865,
    "h": 107.9
  },
  "luminance": 0.86664
}

Semantic roles & 50–950 ramp

primary

#F7F581

secondary

#494BD4

accent

#05E501

background

#FFFFFD

surface

#FFFEF7

border

#D7D6D0

text

#181710

muted

#868581

Preview Lab

Preview with #F7F581

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

Preview Lab → · Contrast checker → · Palette generator →