#F4F379#F4F379

#F4F379 is a very light, vivid yellow. Relative luminance 0.847; OKLCH L 94.1% C 0.144 H 108.5°. Best body text is #000000 at 17.94:1 contrast (WCAG AA passes).

Color values

HEX	#F4F379
RGB	rgb(244, 243, 121)
HSL	hsl(60, 85%, 72%)
HSV	hsv(60, 50%, 96%)
CMYK	cmyk(0%, 0.4%, 50.4%, 4.3%)
CIE-LAB	lab(93.76, -15.61, 58.24)
CIE-LCH	lch(93.76, 60.29, 105.00°)
OKLab	oklab(94.08% -0.0457 0.137)
OKLCH	oklch(94.08% 0.144 108.5)
XYZ	xyz(72.8118, 84.7166, 30.6019)
Luminance	0.8471 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F4F379 #797AF4

analogous

#F4B679 #F4F379 #B8F479

triadic

#F4F379 #79F4F3 #F379F4

tetradic

#F4F379 #79F4B6 #797AF4 #F479B8

square

#F4F379 #79F4B6 #797AF4 #F479B8

split-complementary

#F4F379 #79B8F4 #B679F4

monochromatic

#E0DF12 #EFEE40 #F4F379 #F9F8B2 #FDFCE3

Accessibility & contrast

On white

1.17

#F4F379 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.94

#F4F379 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F4F379

17.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F4F379	#FFFFFF	#000000	##000000
##F4F379	1.00	1.17	17.94	17.94
#FFFFFF	1.17	1.00	21.00	21.00
#000000	17.94	21.00	1.00	1.00
##000000	17.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEB6E

Deuteranopia (green-blind)

#FFEF7F

Tritanopia (blue-blind)

#FFE6D7

Achromatopsia (no color)

#EDEDED

Design tokens & code

CSS

--color: #f4f379;
/* rgb */ color: rgb(244, 243, 121);
/* oklch */ color: oklch(94.1% 0.144 108.5);

Tailwind

colors: {
  custom: {
    50: '#faf6a3',
    500: '#f4f379',
    950: '#000000',
  },
}

SCSS

$custom: #f4f379;
$custom-light: #faf6a3;
$custom-dark: #000000;

JSON

{
  "hex": "#f4f379",
  "rgb": {
    "r": 244,
    "g": 243,
    "b": 121
  },
  "hsl": {
    "h": 59.512,
    "s": 84.828,
    "l": 71.569
  },
  "oklch": {
    "l": 0.9408,
    "c": 0.14446,
    "h": 108.5
  },
  "luminance": 0.84715
}

Semantic roles & 50–950 ramp

primary

#F4F379

secondary

#4243CF

accent

#06E104

background

#FFFFFC

surface

#FFFEF6

border

#D7D6D0

text

#18170F

muted

#868580

Preview Lab

Preview with #F4F379

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

Preview Lab → · Contrast checker → · Palette generator →