#F0F85B#F0F85B

#F0F85B is a very light, vivid yellow. Relative luminance 0.864; OKLCH L 94.5% C 0.175 H 112.1°. Best body text is #000000 at 18.28:1 contrast (WCAG AA passes).

Color values

HEX	#F0F85B
RGB	rgb(240, 248, 91)
HSL	hsl(63, 92%, 66%)
HSV	hsv(63, 63%, 97%)
CMYK	cmyk(3.2%, 0%, 63.3%, 2.7%)
CIE-LAB	lab(94.49, -21.74, 71.71)
CIE-LCH	lch(94.49, 74.93, 106.87°)
OKLab	oklab(94.5% -0.0659 0.1623)
OKLCH	oklch(94.5% 0.175 112.1)
XYZ	xyz(71.3929, 86.4170, 22.8148)
Luminance	0.8641 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F0F85B #635BF8

analogous

#F8B25B #F0F85B #A2F85B

triadic

#F0F85B #5BF0F8 #F85BF0

tetradic

#F0F85B #5BF8B2 #635BF8 #F85BA2

square

#F0F85B #5BF8B2 #635BF8 #F85BA2

split-complementary

#F0F85B #5BA2F8 #B25BF8

monochromatic

#C6D009 #EBF520 #F0F85B #F5FB96 #FBFDD0

Accessibility & contrast

On white

1.15

#F0F85B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.28

#F0F85B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F0F85B

18.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F0F85B	#FFFFFF	#000000	##000000
##F0F85B	1.00	1.15	18.28	18.28
#FFFFFF	1.15	1.00	21.00	21.00
#000000	18.28	21.00	1.00	1.00
##000000	18.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFED46

Deuteranopia (green-blind)

#FFF165

Tritanopia (blue-blind)

#FFEAD8

Achromatopsia (no color)

#EFEFEF

Design tokens & code

CSS

--color: #f0f85b;
/* rgb */ color: rgb(240, 248, 91);
/* oklch */ color: oklch(94.5% 0.175 112.1);

Tailwind

colors: {
  custom: {
    50: '#f8fa91',
    500: '#f0f85b',
    950: '#000000',
  },
}

SCSS

$custom: #f0f85b;
$custom-light: #f8fa91;
$custom-dark: #000000;

JSON

{
  "hex": "#f0f85b",
  "rgb": {
    "r": 240,
    "g": 248,
    "b": 91
  },
  "hsl": {
    "h": 63.057,
    "s": 91.813,
    "l": 66.471
  },
  "oklch": {
    "l": 0.94501,
    "c": 0.1752,
    "h": 112.1
  },
  "luminance": 0.86415
}

Semantic roles & 50–950 ramp

primary

#F0F85B

secondary

#342CCB

accent

#00E60C

background

#FFFFFC

surface

#FFFFF4

border

#D7D7CE

text

#18170D

muted

#86857F

Preview Lab

Preview with #F0F85B

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

Preview Lab → · Contrast checker → · Palette generator →