#F0E559#F0E559

#F0E559 is a very light, vivid yellow. Relative luminance 0.753; OKLCH L 90.5% C 0.158 H 104.8°. Best body text is #000000 at 16.06:1 contrast (WCAG AA passes).

Color values

HEX	#F0E559
RGB	rgb(240, 229, 89)
HSL	hsl(56, 83%, 65%)
HSV	hsv(56, 63%, 94%)
CMYK	cmyk(0%, 4.6%, 62.9%, 5.9%)
CIE-LAB	lab(89.53, -12.63, 67.28)
CIE-LCH	lch(89.53, 68.46, 100.63°)
OKLab	oklab(90.54% -0.0404 0.1527)
OKLCH	oklch(90.54% 0.158 104.8)
XYZ	xyz(65.7601, 75.2875, 20.5173)
Luminance	0.7529 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F0E559 #5964F0

analogous

#F09A59 #F0E559 #B0F059

triadic

#F0E559 #59F0E5 #E559F0

tetradic

#F0E559 #59F09A #5964F0 #F059B0

square

#F0E559 #59F09A #5964F0 #F059B0

split-complementary

#F0E559 #59B0F0 #9A59F0

monochromatic

#BDB111 #EBDC21 #F0E559 #F5EE91 #FAF7C9

Accessibility & contrast

On white

1.31

#F0E559 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.06

#F0E559 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F0E559

16.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F0E559	#FFFFFF	#000000	##000000
##F0E559	1.00	1.31	16.06	16.06
#FFFFFF	1.31	1.00	21.00	21.00
#000000	16.06	21.00	1.00	1.00
##000000	16.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F8DD48

Deuteranopia (green-blind)

#FCE461

Tritanopia (blue-blind)

#FFD6C8

Achromatopsia (no color)

#E1E1E1

Design tokens & code

CSS

--color: #f0e559;
/* rgb */ color: rgb(240, 229, 89);
/* oklch */ color: oklch(90.5% 0.158 104.8);

Tailwind

colors: {
  custom: {
    50: '#f8ec8e',
    500: '#f0e559',
    950: '#000000',
  },
}

SCSS

$custom: #f0e559;
$custom-light: #f8ec8e;
$custom-dark: #000000;

JSON

{
  "hex": "#f0e559",
  "rgb": {
    "r": 240,
    "g": 229,
    "b": 89
  },
  "hsl": {
    "h": 55.629,
    "s": 83.425,
    "l": 64.51
  },
  "oklch": {
    "l": 0.90537,
    "c": 0.15796,
    "h": 104.8
  },
  "luminance": 0.75285
}

Semantic roles & 50–950 ramp

primary

#F0E559

secondary

#313BBC

accent

#16E006

background

#FFFEFC

surface

#FFFDF4

border

#D7D5CE

text

#18160D

muted

#86847F

Preview Lab

Preview with #F0E559

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

Preview Lab → · Contrast checker → · Palette generator →