#F0FA57#F0FA57

#F0FA57 is a very light, vivid yellow. Relative luminance 0.876; OKLCH L 94.9% C 0.180 H 112.7°. Best body text is #000000 at 18.52:1 contrast (WCAG AA passes).

Color values

HEX	#F0FA57
RGB	rgb(240, 250, 87)
HSL	hsl(64, 94%, 66%)
HSV	hsv(64, 65%, 98%)
CMYK	cmyk(4%, 0%, 65.2%, 2%)
CIE-LAB	lab(94.99, -22.93, 73.75)
CIE-LCH	lch(94.99, 77.24, 107.27°)
OKLab	oklab(94.89% -0.0696 0.1661)
OKLCH	oklch(94.89% 0.18 112.7)
XYZ	xyz(71.8431, 87.5861, 22.1362)
Luminance	0.8759 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F0FA57 #6157FA

analogous

#FAB257 #F0FA57 #9EFA57

triadic

#F0FA57 #57F0FA #FA57F0

tetradic

#F0FA57 #57FAB2 #6157FA #FA579E

square

#F0FA57 #57FAB2 #6157FA #FA579E

split-complementary

#F0FA57 #579EFA #B257FA

monochromatic

#C4D006 #EBF81C #F0FA57 #F5FC92 #FBFECE

Accessibility & contrast

On white

1.13

#F0FA57 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.52

#F0FA57 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F0FA57

18.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F0FA57	#FFFFFF	#000000	##000000
##F0FA57	1.00	1.13	18.52	18.52
#FFFFFF	1.13	1.00	21.00	21.00
#000000	18.52	21.00	1.00	1.00
##000000	18.52	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEF40

Deuteranopia (green-blind)

#FFF262

Tritanopia (blue-blind)

#FFECD9

Achromatopsia (no color)

#F1F1F1

Design tokens & code

CSS

--color: #f0fa57;
/* rgb */ color: rgb(240, 250, 87);
/* oklch */ color: oklch(94.9% 0.180 112.7);

Tailwind

colors: {
  custom: {
    50: '#f8fb8e',
    500: '#f0fa57',
    950: '#000000',
  },
}

SCSS

$custom: #f0fa57;
$custom-light: #f8fb8e;
$custom-dark: #000000;

JSON

{
  "hex": "#f0fa57",
  "rgb": {
    "r": 240,
    "g": 250,
    "b": 87
  },
  "hsl": {
    "h": 63.681,
    "s": 94.22,
    "l": 66.078
  },
  "oklch": {
    "l": 0.94889,
    "c": 0.18007,
    "h": 112.7
  },
  "luminance": 0.87585
}

Semantic roles & 50–950 ramp

primary

#F0FA57

secondary

#342ACB

accent

#00E60E

background

#FFFFFC

surface

#FFFFF4

border

#D7D7CE

text

#18170D

muted

#86857F

Preview Lab

Preview with #F0FA57

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

Preview Lab → · Contrast checker → · Palette generator →