#F0CF45#F0CF45

#F0CF45 is a very light, vivid yellow. Relative luminance 0.636; OKLCH L 85.9% C 0.154 H 95.3°. Best body text is #000000 at 13.72:1 contrast (WCAG AA passes).

Color values

HEX	#F0CF45
RGB	rgb(240, 207, 69)
HSL	hsl(48, 85%, 61%)
HSV	hsv(48, 71%, 94%)
CMYK	cmyk(0%, 13.7%, 71.3%, 5.9%)
CIE-LAB	lab(83.75, -2.65, 69.20)
CIE-LCH	lch(83.75, 69.25, 92.19°)
OKLab	oklab(85.91% -0.0141 0.1535)
OKLCH	oklch(85.91% 0.154 95.3)
XYZ	xyz(59.3252, 63.5838, 14.7772)
Luminance	0.6358 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F0CF45 #4566F0

analogous

#F07945 #F0CF45 #BBF045

triadic

#F0CF45 #45F0CF #CF45F0

tetradic

#F0CF45 #45F079 #4566F0 #F045BB

square

#F0CF45 #45F079 #4566F0 #F045BB

split-complementary

#F0CF45 #45BBF0 #7945F0

monochromatic

#AD8E0E #E5BD12 #F0CF45 #F5DE7E #F9ECB6

Accessibility & contrast

On white

1.53

#F0CF45 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.72

#F0CF45 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F0CF45

13.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F0CF45	#FFFFFF	#000000	##000000
##F0CF45	1.00	1.53	13.72	13.72
#FFFFFF	1.53	1.00	21.00	21.00
#000000	13.72	21.00	1.00	1.00
##000000	13.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E4CB30

Deuteranopia (green-blind)

#EDD54D

Tritanopia (blue-blind)

#FFBFB4

Achromatopsia (no color)

#D1D1D1

Design tokens & code

CSS

--color: #f0cf45;
/* rgb */ color: rgb(240, 207, 69);
/* oklch */ color: oklch(85.9% 0.154 95.3);

Tailwind

colors: {
  custom: {
    50: '#f9dd81',
    500: '#f0cf45',
    950: '#000000',
  },
}

SCSS

$custom: #f0cf45;
$custom-light: #f9dd81;
$custom-dark: #000000;

JSON

{
  "hex": "#f0cf45",
  "rgb": {
    "r": 240,
    "g": 207,
    "b": 69
  },
  "hsl": {
    "h": 48.421,
    "s": 85.075,
    "l": 60.588
  },
  "oklch": {
    "l": 0.85907,
    "c": 0.15416,
    "h": 95.3
  },
  "luminance": 0.63581
}

Semantic roles & 50–950 ramp

primary

#F0CF45

secondary

#2C45AD

accent

#2FE204

background

#FFFEFB

surface

#FFFCF2

border

#D7D5CC

text

#18150B

muted

#86847E

Preview Lab

Preview with #F0CF45

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

Preview Lab → · Contrast checker → · Palette generator →