#F0EC47#F0EC47

#F0EC47 is a very light, vivid yellow. Relative luminance 0.790; OKLCH L 91.8% C 0.176 H 108.0°. Best body text is #000000 at 16.79:1 contrast (WCAG AA passes).

Color values

HEX	#F0EC47
RGB	rgb(240, 236, 71)
HSL	hsl(59, 85%, 61%)
HSV	hsv(59, 70%, 94%)
CMYK	cmyk(0%, 1.7%, 70.4%, 5.9%)
CIE-LAB	lab(91.22, -17.02, 75.77)
CIE-LCH	lch(91.22, 77.66, 102.66°)
OKLab	oklab(91.85% -0.0546 0.1678)
OKLCH	oklch(91.85% 0.176 108)
XYZ	xyz(67.0705, 78.9733, 17.6704)
Luminance	0.7897 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F0EC47 #474BF0

analogous

#F09747 #F0EC47 #9FF047

triadic

#F0EC47 #47F0EC #EC47F0

tetradic

#F0EC47 #47F097 #474BF0 #F0479F

square

#F0EC47 #47F097 #474BF0 #F0479F

split-complementary

#F0EC47 #479FF0 #9747F0

monochromatic

#AEAB0E #E7E213 #F0EC47 #F5F280 #F9F8B8

Accessibility & contrast

On white

1.25

#F0EC47 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.79

#F0EC47 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F0EC47

16.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F0EC47	#FFFFFF	#000000	##000000
##F0EC47	1.00	1.25	16.79	16.79
#FFFFFF	1.25	1.00	21.00	21.00
#000000	16.79	21.00	1.00	1.00
##000000	16.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE329

Deuteranopia (green-blind)

#FFE953

Tritanopia (blue-blind)

#FFDDCC

Achromatopsia (no color)

#E6E6E6

Design tokens & code

CSS

--color: #f0ec47;
/* rgb */ color: rgb(240, 236, 71);
/* oklch */ color: oklch(91.8% 0.176 108.0);

Tailwind

colors: {
  custom: {
    50: '#f9f185',
    500: '#f0ec47',
    950: '#000000',
  },
}

SCSS

$custom: #f0ec47;
$custom-light: #f9f185;
$custom-dark: #000000;

JSON

{
  "hex": "#f0ec47",
  "rgb": {
    "r": 240,
    "g": 236,
    "b": 71
  },
  "hsl": {
    "h": 58.58,
    "s": 84.925,
    "l": 60.98
  },
  "oklch": {
    "l": 0.91848,
    "c": 0.17642,
    "h": 108
  },
  "luminance": 0.78971
}

Semantic roles & 50–950 ramp

primary

#F0EC47

secondary

#2C30AF

accent

#09E104

background

#FFFFFC

surface

#FFFEF4

border

#D7D6CE

text

#18160C

muted

#86857F

Preview Lab

Preview with #F0EC47

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

Preview Lab → · Contrast checker → · Palette generator →