#F0E566#F0E566

#F0E566 is a very light, vivid yellow. Relative luminance 0.755; OKLCH L 90.7% C 0.148 H 104.3°. Best body text is #000000 at 16.10:1 contrast (WCAG AA passes).

Color values

HEX	#F0E566
RGB	rgb(240, 229, 102)
HSL	hsl(55, 82%, 67%)
HSV	hsv(55, 58%, 94%)
CMYK	cmyk(0%, 4.6%, 57.5%, 5.9%)
CIE-LAB	lab(89.64, -11.78, 61.91)
CIE-LCH	lch(89.64, 63.02, 100.78°)
OKLab	oklab(90.66% -0.0366 0.143)
OKLCH	oklch(90.66% 0.148 104.3)
XYZ	xyz(66.3550, 75.5255, 23.6504)
Luminance	0.7552 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F0E566 #6671F0

analogous

#F0A066 #F0E566 #B6F066

triadic

#F0E566 #66F0E5 #E566F0

tetradic

#F0E566 #66F0A0 #6671F0 #F066B6

square

#F0E566 #66F0A0 #6671F0 #F066B6

split-complementary

#F0E566 #66B6F0 #A066F0

monochromatic

#C8BA14 #EBDC2E #F0E566 #F5EE9E #FBF8D5

Accessibility & contrast

On white

1.30

#F0E566 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.10

#F0E566 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F0E566

16.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F0E566	#FFFFFF	#000000	##000000
##F0E566	1.00	1.30	16.10	16.10
#FFFFFF	1.30	1.00	21.00	21.00
#000000	16.10	21.00	1.00	1.00
##000000	16.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F7DE58

Deuteranopia (green-blind)

#FBE46D

Tritanopia (blue-blind)

#FFD7C9

Achromatopsia (no color)

#E1E1E1

Design tokens & code

CSS

--color: #f0e566;
/* rgb */ color: rgb(240, 229, 102);
/* oklch */ color: oklch(90.7% 0.148 104.3);

Tailwind

colors: {
  custom: {
    50: '#f8ed96',
    500: '#f0e566',
    950: '#000000',
  },
}

SCSS

$custom: #f0e566;
$custom-light: #f8ed96;
$custom-dark: #000000;

JSON

{
  "hex": "#f0e566",
  "rgb": {
    "r": 240,
    "g": 229,
    "b": 102
  },
  "hsl": {
    "h": 55.217,
    "s": 82.143,
    "l": 67.059
  },
  "oklch": {
    "l": 0.90661,
    "c": 0.14761,
    "h": 104.3
  },
  "luminance": 0.75523
}

Semantic roles & 50–950 ramp

primary

#F0E566

secondary

#3541C5

accent

#18DF07

background

#FFFEFC

surface

#FFFDF5

border

#D7D5CF

text

#18160E

muted

#86847F

Preview Lab

Preview with #F0E566

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

Preview Lab → · Contrast checker → · Palette generator →