#F9F66B#F9F66B

#F9F66B is a very light, vivid yellow. Relative luminance 0.871; OKLCH L 94.9% C 0.159 H 107.9°. Best body text is #000000 at 18.42:1 contrast (WCAG AA passes).

Color values

HEX	#F9F66B
RGB	rgb(249, 246, 107)
HSL	hsl(59, 92%, 70%)
HSV	hsv(59, 57%, 98%)
CMYK	cmyk(0%, 1.2%, 57%, 2.4%)
CIE-LAB	lab(94.79, -16.15, 65.69)
CIE-LCH	lch(94.79, 67.65, 103.81°)
OKLab	oklab(94.95% -0.049 0.1515)
OKLCH	oklch(94.95% 0.159 107.9)
XYZ	xyz(74.6788, 87.1149, 26.7881)
Luminance	0.8711 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F9F66B #6B6EF9

analogous

#F9AF6B #F9F66B #B5F96B

triadic

#F9F66B #6BF9F6 #F66BF9

tetradic

#F9F66B #6BF9AF #6B6EF9 #F96BB5

square

#F9F66B #6BF9AF #6B6EF9 #F96BB5

split-complementary

#F9F66B #6BB5F9 #AF6BF9

monochromatic

#E0DC09 #F7F230 #F9F66B #FBFAA6 #FEFDE1

Accessibility & contrast

On white

1.14

#F9F66B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.42

#F9F66B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F9F66B

18.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F9F66B	#FFFFFF	#000000	##000000
##F9F66B	1.00	1.14	18.42	18.42
#FFFFFF	1.14	1.00	21.00	21.00
#000000	18.42	21.00	1.00	1.00
##000000	18.42	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFED5C

Deuteranopia (green-blind)

#FFF273

Tritanopia (blue-blind)

#FFE8D8

Achromatopsia (no color)

#F0F0F0

Design tokens & code

CSS

--color: #f9f66b;
/* rgb */ color: rgb(249, 246, 107);
/* oklch */ color: oklch(94.9% 0.159 107.9);

Tailwind

colors: {
  custom: {
    50: '#fef89a',
    500: '#f9f66b',
    950: '#000000',
  },
}

SCSS

$custom: #f9f66b;
$custom-light: #fef89a;
$custom-dark: #000000;

JSON

{
  "hex": "#f9f66b",
  "rgb": {
    "r": 249,
    "g": 246,
    "b": 107
  },
  "hsl": {
    "h": 58.732,
    "s": 92.208,
    "l": 69.804
  },
  "oklch": {
    "l": 0.94948,
    "c": 0.15922,
    "h": 107.9
  },
  "luminance": 0.87113
}

Semantic roles & 50–950 ramp

primary

#F9F66B

secondary

#3538D3

accent

#05E600

background

#FFFFFC

surface

#FFFFF5

border

#D7D7CF

text

#18170E

muted

#86857F

Preview Lab

Preview with #F9F66B

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

Preview Lab → · Contrast checker → · Palette generator →