#F0F555#F0F555

#F0F555 is a very light, vivid yellow. Relative luminance 0.845; OKLCH L 93.8% C 0.176 H 111.1°. Best body text is #000000 at 17.90:1 contrast (WCAG AA passes).

Color values

HEX	#F0F555
RGB	rgb(240, 245, 85)
HSL	hsl(62, 89%, 65%)
HSV	hsv(62, 65%, 96%)
CMYK	cmyk(2%, 0%, 65.3%, 3.9%)
CIE-LAB	lab(93.66, -20.65, 73.15)
CIE-LCH	lch(93.66, 76.01, 105.77°)
OKLab	oklab(93.83% -0.0635 0.1645)
OKLCH	oklch(93.83% 0.176 111.1)
XYZ	xyz(70.2294, 84.4877, 21.2008)
Luminance	0.8449 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F0F555 #5A55F5

analogous

#F5AA55 #F0F555 #A0F555

triadic

#F0F555 #55F0F5 #F555F0

tetradic

#F0F555 #55F5AA #5A55F5 #F555A0

square

#F0F555 #55F5AA #5A55F5 #F555A0

split-complementary

#F0F555 #55A0F5 #AA55F5

monochromatic

#BEC40C #EBF21B #F0F555 #F5F88F #FAFCC9

Accessibility & contrast

On white

1.17

#F0F555 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.90

#F0F555 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F0F555

17.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F0F555	#FFFFFF	#000000	##000000
##F0F555	1.00	1.17	17.90	17.90
#FFFFFF	1.17	1.00	21.00	21.00
#000000	17.90	21.00	1.00	1.00
##000000	17.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEA3E

Deuteranopia (green-blind)

#FFEF60

Tritanopia (blue-blind)

#FFE6D5

Achromatopsia (no color)

#EDEDED

Design tokens & code

CSS

--color: #f0f555;
/* rgb */ color: rgb(240, 245, 85);
/* oklch */ color: oklch(93.8% 0.176 111.1);

Tailwind

colors: {
  custom: {
    50: '#f8f88d',
    500: '#f0f555',
    950: '#000000',
  },
}

SCSS

$custom: #f0f555;
$custom-light: #f8f88d;
$custom-dark: #000000;

JSON

{
  "hex": "#f0f555",
  "rgb": {
    "r": 240,
    "g": 245,
    "b": 85
  },
  "hsl": {
    "h": 61.875,
    "s": 88.889,
    "l": 64.706
  },
  "oklch": {
    "l": 0.93825,
    "c": 0.1763,
    "h": 111.1
  },
  "luminance": 0.84486
}

Semantic roles & 50–950 ramp

primary

#F0F555

secondary

#322DC1

accent

#00E607

background

#FFFFFC

surface

#FFFEF4

border

#D7D6CE

text

#18170D

muted

#86857F

Preview Lab

Preview with #F0F555

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

Preview Lab → · Contrast checker → · Palette generator →