#F5F663#F5F663

#F5F663 is a very light, vivid yellow. Relative luminance 0.862; OKLCH L 94.5% C 0.166 H 109.6°. Best body text is #000000 at 18.24:1 contrast (WCAG AA passes).

Color values

HEX	#F5F663
RGB	rgb(245, 246, 99)
HSL	hsl(60, 89%, 68%)
HSV	hsv(60, 60%, 96%)
CMYK	cmyk(0.4%, 0%, 59.8%, 3.5%)
CIE-LAB	lab(94.41, -18.29, 68.54)
CIE-LCH	lch(94.41, 70.94, 104.94°)
OKLab	oklab(94.55% -0.0557 0.1566)
OKLCH	oklch(94.55% 0.166 109.6)
XYZ	xyz(72.8663, 86.2268, 24.6070)
Luminance	0.8622 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F5F663 #6463F6

analogous

#F6AD63 #F5F663 #ACF663

triadic

#F5F663 #63F5F6 #F663F5

tetradic

#F5F663 #63F6AD #6463F6 #F663AC

square

#F5F663 #63F6AD #6463F6 #F663AC

split-complementary

#F5F663 #63ACF6 #AD63F6

monochromatic

#D1D20C #F1F329 #F5F663 #F9F99D #FCFDD7

Accessibility & contrast

On white

1.15

#F5F663 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.24

#F5F663 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F5F663

18.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F5F663	#FFFFFF	#000000	##000000
##F5F663	1.00	1.15	18.24	18.24
#FFFFFF	1.15	1.00	21.00	21.00
#000000	18.24	21.00	1.00	1.00
##000000	18.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEC52

Deuteranopia (green-blind)

#FFF16C

Tritanopia (blue-blind)

#FFE8D7

Achromatopsia (no color)

#EFEFEF

Design tokens & code

CSS

--color: #f5f663;
/* rgb */ color: rgb(245, 246, 99);
/* oklch */ color: oklch(94.5% 0.166 109.6);

Tailwind

colors: {
  custom: {
    50: '#fbf995',
    500: '#f5f663',
    950: '#000000',
  },
}

SCSS

$custom: #f5f663;
$custom-light: #fbf995;
$custom-dark: #000000;

JSON

{
  "hex": "#f5f663",
  "rgb": {
    "r": 245,
    "g": 246,
    "b": 99
  },
  "hsl": {
    "h": 60.408,
    "s": 89.091,
    "l": 67.647
  },
  "oklch": {
    "l": 0.94549,
    "c": 0.16621,
    "h": 109.6
  },
  "luminance": 0.86225
}

Semantic roles & 50–950 ramp

primary

#F5F663

secondary

#3130CE

accent

#00E602

background

#FFFFFC

surface

#FFFFF5

border

#D7D7CF

text

#18170E

muted

#86857F

Preview Lab

Preview with #F5F663

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

Preview Lab → · Contrast checker → · Palette generator →