#F9DF66#F9DF66

#F9DF66 is a very light, vivid yellow. Relative luminance 0.739; OKLCH L 90.2% C 0.143 H 97.3°. Best body text is #000000 at 15.77:1 contrast (WCAG AA passes).

Color values

HEX	#F9DF66
RGB	rgb(249, 223, 102)
HSL	hsl(49, 92%, 69%)
HSV	hsv(49, 59%, 98%)
CMYK	cmyk(0%, 10.4%, 59%, 2.4%)
CIE-LAB	lab(88.86, -5.13, 61.25)
CIE-LCH	lch(88.86, 61.47, 94.78°)
OKLab	oklab(90.23% -0.0181 0.1414)
OKLCH	oklch(90.23% 0.143 97.3)
XYZ	xyz(67.8556, 73.8774, 23.2533)
Luminance	0.7387 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F9DF66 #6680F9

analogous

#F99666 #F9DF66 #CAF966

triadic

#F9DF66 #66F9DF #DF66F9

tetradic

#F9DF66 #66F996 #6680F9 #F966CA

square

#F9DF66 #66F996 #6680F9 #F966CA

split-complementary

#F9DF66 #66CAF9 #9666F9

monochromatic

#DCB709 #F7D32B #F9DF66 #FBEBA1 #FEF8DC

Accessibility & contrast

On white

1.33

#F9DF66 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.77

#F9DF66 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F9DF66

15.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F9DF66	#FFFFFF	#000000	##000000
##F9DF66	1.00	1.33	15.77	15.77
#FFFFFF	1.33	1.00	21.00	21.00
#000000	15.77	21.00	1.00	1.00
##000000	15.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F3DA59

Deuteranopia (green-blind)

#FAE36C

Tritanopia (blue-blind)

#FFD0C4

Achromatopsia (no color)

#DFDFDF

Design tokens & code

CSS

--color: #f9df66;
/* rgb */ color: rgb(249, 223, 102);
/* oklch */ color: oklch(90.2% 0.143 97.3);

Tailwind

colors: {
  custom: {
    50: '#fee896',
    500: '#f9df66',
    950: '#000000',
  },
}

SCSS

$custom: #f9df66;
$custom-light: #fee896;
$custom-dark: #000000;

JSON

{
  "hex": "#f9df66",
  "rgb": {
    "r": 249,
    "g": 223,
    "b": 102
  },
  "hsl": {
    "h": 49.388,
    "s": 92.453,
    "l": 68.824
  },
  "oklch": {
    "l": 0.90228,
    "c": 0.14256,
    "h": 97.3
  },
  "luminance": 0.73874
}

Semantic roles & 50–950 ramp

primary

#F9DF66

secondary

#304DD3

accent

#29E600

background

#FFFEFC

surface

#FFFCF5

border

#D7D5CF

text

#18160E

muted

#86847F

Preview Lab

Preview with #F9DF66

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

Preview Lab → · Contrast checker → · Palette generator →