#F5F666#F5F666

#F5F666 is a very light, vivid yellow. Relative luminance 0.863; OKLCH L 94.6% C 0.164 H 109.5°. Best body text is #000000 at 18.26:1 contrast (WCAG AA passes).

Color values

HEX	#F5F666
RGB	rgb(245, 246, 102)
HSL	hsl(60, 89%, 68%)
HSV	hsv(60, 59%, 96%)
CMYK	cmyk(0.4%, 0%, 58.5%, 3.5%)
CIE-LAB	lab(94.43, -18.09, 67.32)
CIE-LCH	lch(94.43, 69.71, 105.04°)
OKLab	oklab(94.58% -0.0548 0.1544)
OKLCH	oklch(94.58% 0.164 109.5)
XYZ	xyz(73.0123, 86.2852, 25.3764)
Luminance	0.8628 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F5F666 #6766F6

analogous

#F6AF66 #F5F666 #ADF666

triadic

#F5F666 #66F5F6 #F666F5

tetradic

#F5F666 #66F6AF #6766F6 #F666AD

square

#F5F666 #66F6AF #6766F6 #F666AD

split-complementary

#F5F666 #66ADF6 #AF66F6

monochromatic

#D4D50D #F1F32C #F5F666 #F9F9A0 #FDFDDA

Accessibility & contrast

On white

1.15

#F5F666 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.26

#F5F666 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F5F666

18.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F5F666	#FFFFFF	#000000	##000000
##F5F666	1.00	1.15	18.26	18.26
#FFFFFF	1.15	1.00	21.00	21.00
#000000	18.26	21.00	1.00	1.00
##000000	18.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEC55

Deuteranopia (green-blind)

#FFF16F

Tritanopia (blue-blind)

#FFE8D7

Achromatopsia (no color)

#EFEFEF

Design tokens & code

CSS

--color: #f5f666;
/* rgb */ color: rgb(245, 246, 102);
/* oklch */ color: oklch(94.6% 0.164 109.5);

Tailwind

colors: {
  custom: {
    50: '#fbf997',
    500: '#f5f666',
    950: '#000000',
  },
}

SCSS

$custom: #f5f666;
$custom-light: #fbf997;
$custom-dark: #000000;

JSON

{
  "hex": "#f5f666",
  "rgb": {
    "r": 245,
    "g": 246,
    "b": 102
  },
  "hsl": {
    "h": 60.417,
    "s": 88.889,
    "l": 68.235
  },
  "oklch": {
    "l": 0.94577,
    "c": 0.16386,
    "h": 109.5
  },
  "luminance": 0.86283
}

Semantic roles & 50–950 ramp

primary

#F5F666

secondary

#3231CF

accent

#00E602

background

#FFFFFC

surface

#FFFFF5

border

#D7D7CF

text

#18170E

muted

#86857F

Preview Lab

Preview with #F5F666

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

Preview Lab → · Contrast checker → · Palette generator →