#F9F66C#F9F66C

#F9F66C is a very light, vivid yellow. Relative luminance 0.871; OKLCH L 95.0% C 0.158 H 107.9°. Best body text is #000000 at 18.43:1 contrast (WCAG AA passes).

Color values

HEX	#F9F66C
RGB	rgb(249, 246, 108)
HSL	hsl(59, 92%, 70%)
HSV	hsv(59, 57%, 98%)
CMYK	cmyk(0%, 1.2%, 56.6%, 2.4%)
CIE-LAB	lab(94.80, -16.08, 65.27)
CIE-LCH	lch(94.80, 67.23, 103.84°)
OKLab	oklab(94.96% -0.0487 0.1507)
OKLCH	oklch(94.96% 0.158 107.9)
XYZ	xyz(74.7317, 87.1361, 27.0668)
Luminance	0.8713 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F9F66C #6C6FF9

analogous

#F9AF6C #F9F66C #B6F96C

triadic

#F9F66C #6CF9F6 #F66CF9

tetradic

#F9F66C #6CF9AF #6C6FF9 #F96CB6

square

#F9F66C #6CF9AF #6C6FF9 #F96CB6

split-complementary

#F9F66C #6CB6F9 #AF6CF9

monochromatic

#E1DD09 #F7F231 #F9F66C #FBFAA7 #FEFDE2

Accessibility & contrast

On white

1.14

#F9F66C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.43

#F9F66C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F9F66C

18.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F9F66C	#FFFFFF	#000000	##000000
##F9F66C	1.00	1.14	18.43	18.43
#FFFFFF	1.14	1.00	21.00	21.00
#000000	18.43	21.00	1.00	1.00
##000000	18.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFED5D

Deuteranopia (green-blind)

#FFF374

Tritanopia (blue-blind)

#FFE8D8

Achromatopsia (no color)

#F0F0F0

Design tokens & code

CSS

--color: #f9f66c;
/* rgb */ color: rgb(249, 246, 108);
/* oklch */ color: oklch(95.0% 0.158 107.9);

Tailwind

colors: {
  custom: {
    50: '#fef89b',
    500: '#f9f66c',
    950: '#000000',
  },
}

SCSS

$custom: #f9f66c;
$custom-light: #fef89b;
$custom-dark: #000000;

JSON

{
  "hex": "#f9f66c",
  "rgb": {
    "r": 249,
    "g": 246,
    "b": 108
  },
  "hsl": {
    "h": 58.723,
    "s": 92.157,
    "l": 70
  },
  "oklch": {
    "l": 0.94958,
    "c": 0.15839,
    "h": 107.9
  },
  "luminance": 0.87134
}

Semantic roles & 50–950 ramp

primary

#F9F66C

secondary

#3639D4

accent

#05E600

background

#FFFFFC

surface

#FFFFF5

border

#D7D7CF

text

#18170E

muted

#86857F

Preview Lab

Preview with #F9F66C

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

Preview Lab → · Contrast checker → · Palette generator →