#F0EF78#F0EF78

#F0EF78 is a very light, vivid yellow. Relative luminance 0.816; OKLCH L 92.9% C 0.142 H 108.4°. Best body text is #000000 at 17.32:1 contrast (WCAG AA passes).

Color values

HEX	#F0EF78
RGB	rgb(240, 239, 120)
HSL	hsl(60, 80%, 71%)
HSV	hsv(60, 50%, 94%)
CMYK	cmyk(0%, 0.4%, 50%, 5.9%)
CIE-LAB	lab(92.41, -15.31, 57.02)
CIE-LCH	lch(92.41, 59.04, 105.03°)
OKLab	oklab(92.92% -0.0448 0.1344)
OKLCH	oklch(92.92% 0.142 108.4)
XYZ	xyz(70.1935, 81.6161, 29.8215)
Luminance	0.8161 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F0EF78 #7879F0

analogous

#F0B378 #F0EF78 #B5F078

triadic

#F0EF78 #78F0EF #EF78F0

tetradic

#F0EF78 #78F0B3 #7879F0 #F078B5

square

#F0EF78 #78F0B3 #7879F0 #F078B5

split-complementary

#F0EF78 #78B5F0 #B378F0

monochromatic

#D6D418 #EAE841 #F0EF78 #F6F6AF #FCFCE3

Accessibility & contrast

On white

1.21

#F0EF78 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.32

#F0EF78 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F0EF78

17.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F0EF78	#FFFFFF	#000000	##000000
##F0EF78	1.00	1.21	17.32	17.32
#FFFFFF	1.21	1.00	21.00	21.00
#000000	17.32	21.00	1.00	1.00
##000000	17.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE76D

Deuteranopia (green-blind)

#FFEB7E

Tritanopia (blue-blind)

#FEE2D4

Achromatopsia (no color)

#E9E9E9

Design tokens & code

CSS

--color: #f0ef78;
/* rgb */ color: rgb(240, 239, 120);
/* oklch */ color: oklch(92.9% 0.142 108.4);

Tailwind

colors: {
  custom: {
    50: '#f7f4a2',
    500: '#f0ef78',
    950: '#000000',
  },
}

SCSS

$custom: #f0ef78;
$custom-light: #f7f4a2;
$custom-dark: #000000;

JSON

{
  "hex": "#f0ef78",
  "rgb": {
    "r": 240,
    "g": 239,
    "b": 120
  },
  "hsl": {
    "h": 59.5,
    "s": 80,
    "l": 70.588
  },
  "oklch": {
    "l": 0.92921,
    "c": 0.14163,
    "h": 108.4
  },
  "luminance": 0.81614
}

Semantic roles & 50–950 ramp

primary

#F0EF78

secondary

#4244CA

accent

#0BDC09

background

#FFFFFC

surface

#FFFEF6

border

#D7D6D0

text

#17170F

muted

#858580

Preview Lab

Preview with #F0EF78

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

Preview Lab → · Contrast checker → · Palette generator →