#F4F578#F4F578

#F4F578 is a very light, vivid yellow. Relative luminance 0.859; OKLCH L 94.5% C 0.148 H 109.3°. Best body text is #000000 at 18.18:1 contrast (WCAG AA passes).

Color values

HEX	#F4F578
RGB	rgb(244, 245, 120)
HSL	hsl(60, 86%, 72%)
HSV	hsv(60, 51%, 96%)
CMYK	cmyk(0.4%, 0%, 51%, 3.9%)
CIE-LAB	lab(94.27, -16.66, 59.28)
CIE-LCH	lch(94.27, 61.58, 105.70°)
OKLab	oklab(94.48% -0.0488 0.1392)
OKLCH	oklch(94.48% 0.148 109.3)
XYZ	xyz(73.3525, 85.8957, 30.4812)
Luminance	0.8589 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F4F578 #7978F5

analogous

#F5B878 #F4F578 #B6F578

triadic

#F4F578 #78F4F5 #F578F4

tetradic

#F4F578 #78F5B8 #7978F5 #F578B6

square

#F4F578 #78F5B8 #7978F5 #F578B6

split-complementary

#F4F578 #78B6F5 #B878F5

monochromatic

#E0E211 #EFF13F #F4F578 #F9F9B1 #FDFDE3

Accessibility & contrast

On white

1.16

#F4F578 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.18

#F4F578 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F4F578

18.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F4F578	#FFFFFF	#000000	##000000
##F4F578	1.00	1.16	18.18	18.18
#FFFFFF	1.16	1.00	21.00	21.00
#000000	18.18	21.00	1.00	1.00
##000000	18.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEC6C

Deuteranopia (green-blind)

#FFF17F

Tritanopia (blue-blind)

#FFE8D9

Achromatopsia (no color)

#EEEEEE

Design tokens & code

CSS

--color: #f4f578;
/* rgb */ color: rgb(244, 245, 120);
/* oklch */ color: oklch(94.5% 0.148 109.3);

Tailwind

colors: {
  custom: {
    50: '#faf8a2',
    500: '#f4f578',
    950: '#000000',
  },
}

SCSS

$custom: #f4f578;
$custom-light: #faf8a2;
$custom-dark: #000000;

JSON

{
  "hex": "#f4f578",
  "rgb": {
    "r": 244,
    "g": 245,
    "b": 120
  },
  "hsl": {
    "h": 60.48,
    "s": 86.207,
    "l": 71.569
  },
  "oklch": {
    "l": 0.9448,
    "c": 0.14753,
    "h": 109.3
  },
  "luminance": 0.85894
}

Semantic roles & 50–950 ramp

primary

#F4F578

secondary

#4241D0

accent

#03E305

background

#FFFFFC

surface

#FFFEF6

border

#D7D6D0

text

#18170F

muted

#868580

Preview Lab

Preview with #F4F578

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

Preview Lab → · Contrast checker → · Palette generator →