#F0FF5C#F0FF5C

#F0FF5C is a very light, vivid yellow. Relative luminance 0.908; OKLCH L 96.0% C 0.182 H 114.3°. Best body text is #000000 at 19.16:1 contrast (WCAG AA passes).

Color values

HEX	#F0FF5C
RGB	rgb(240, 255, 92)
HSL	hsl(66, 100%, 68%)
HSV	hsv(66, 64%, 100%)
CMYK	cmyk(5.9%, 0%, 63.9%, 0%)
CIE-LAB	lab(96.34, -25.00, 73.25)
CIE-LCH	lch(96.34, 77.40, 108.85°)
OKLab	oklab(95.98% -0.075 0.1657)
OKLCH	oklch(95.98% 0.182 114.3)
XYZ	xyz(73.6288, 90.8193, 23.7743)
Luminance	0.9082 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F0FF5C #6B5CFF

analogous

#FFBC5C #F0FF5C #9FFF5C

triadic

#F0FF5C #5CF0FF #FF5CF0

tetradic

#F0FF5C #5CFFBC #6B5CFF #FF5C9F

square

#F0FF5C #5CFFBC #6B5CFF #FF5C9F

split-complementary

#F0FF5C #5C9FFF #BC5CFF

monochromatic

#CCE100 #EAFF1F #F0FF5C #F6FF99 #FBFFD6

Accessibility & contrast

On white

1.10

#F0FF5C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.16

#F0FF5C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F0FF5C

19.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F0FF5C	#FFFFFF	#000000	##000000
##F0FF5C	1.00	1.10	19.16	19.16
#FFFFFF	1.10	1.00	21.00	21.00
#000000	19.16	21.00	1.00	1.00
##000000	19.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF346

Deuteranopia (green-blind)

#FFF667

Tritanopia (blue-blind)

#FFF1DE

Achromatopsia (no color)

#F4F4F4

Design tokens & code

CSS

--color: #f0ff5c;
/* rgb */ color: rgb(240, 255, 92);
/* oklch */ color: oklch(96.0% 0.182 114.3);

Tailwind

colors: {
  custom: {
    50: '#f8ff92',
    500: '#f0ff5c',
    950: '#000000',
  },
}

SCSS

$custom: #f0ff5c;
$custom-light: #f8ff92;
$custom-dark: #000000;

JSON

{
  "hex": "#f0ff5c",
  "rgb": {
    "r": 240,
    "g": 255,
    "b": 92
  },
  "hsl": {
    "h": 65.521,
    "s": 100,
    "l": 68.039
  },
  "oklch": {
    "l": 0.9598,
    "c": 0.18188,
    "h": 114.3
  },
  "luminance": 0.90818
}

Semantic roles & 50–950 ramp

primary

#F0FF5C

secondary

#3726D9

accent

#00E615

background

#FFFFFC

surface

#FFFFF4

border

#D7D7CE

text

#18170D

muted

#86857F

Preview Lab

Preview with #F0FF5C

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

Preview Lab → · Contrast checker → · Palette generator →