#F9E66B#F9E66B

#F9E66B is a very light, vivid yellow. Relative luminance 0.778; OKLCH L 91.7% C 0.144 H 100.6°. Best body text is #000000 at 16.56:1 contrast (WCAG AA passes).

Color values

HEX	#F9E66B
RGB	rgb(249, 230, 107)
HSL	hsl(52, 92%, 70%)
HSV	hsv(52, 57%, 98%)
CMYK	cmyk(0%, 7.6%, 57%, 2.4%)
CIE-LAB	lab(90.69, -8.28, 61.09)
CIE-LCH	lch(90.69, 61.65, 97.72°)
OKLab	oklab(91.69% -0.0266 0.1417)
OKLCH	oklch(91.69% 0.144 100.6)
XYZ	xyz(70.0201, 77.7977, 25.2352)
Luminance	0.7780 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F9E66B #6B7EF9

analogous

#F99F6B #F9E66B #C5F96B

triadic

#F9E66B #6BF9E6 #E66BF9

tetradic

#F9E66B #6BF99F #6B7EF9 #F96BC5

square

#F9E66B #6BF99F #6B7EF9 #F96BC5

split-complementary

#F9E66B #6BC5F9 #9F6BF9

monochromatic

#E0C409 #F7DC30 #F9E66B #FBF0A6 #FEFAE1

Accessibility & contrast

On white

1.27

#F9E66B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.56

#F9E66B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F9E66B

16.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F9E66B	#FFFFFF	#000000	##000000
##F9E66B	1.00	1.27	16.56	16.56
#FFFFFF	1.27	1.00	21.00	21.00
#000000	16.56	21.00	1.00	1.00
##000000	16.56	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F9E05E

Deuteranopia (green-blind)

#FEE871

Tritanopia (blue-blind)

#FFD8CB

Achromatopsia (no color)

#E4E4E4

Design tokens & code

CSS

--color: #f9e66b;
/* rgb */ color: rgb(249, 230, 107);
/* oklch */ color: oklch(91.7% 0.144 100.6);

Tailwind

colors: {
  custom: {
    50: '#feed99',
    500: '#f9e66b',
    950: '#000000',
  },
}

SCSS

$custom: #f9e66b;
$custom-light: #feed99;
$custom-dark: #000000;

JSON

{
  "hex": "#f9e66b",
  "rgb": {
    "r": 249,
    "g": 230,
    "b": 107
  },
  "hsl": {
    "h": 51.972,
    "s": 92.208,
    "l": 69.804
  },
  "oklch": {
    "l": 0.91688,
    "c": 0.14413,
    "h": 100.6
  },
  "luminance": 0.77795
}

Semantic roles & 50–950 ramp

primary

#F9E66B

secondary

#354AD3

accent

#1FE600

background

#FFFEFC

surface

#FFFDF5

border

#D7D5CF

text

#18160E

muted

#86847F

Preview Lab

Preview with #F9E66B

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

Preview Lab → · Contrast checker → · Palette generator →