#FBF166#FBF166

#FBF166 is a very light, vivid yellow. Relative luminance 0.844; OKLCH L 94.0% C 0.158 H 105.2°. Best body text is #000000 at 17.88:1 contrast (WCAG AA passes).

Color values

HEX	#FBF166
RGB	rgb(251, 241, 102)
HSL	hsl(56, 95%, 69%)
HSV	hsv(56, 59%, 98%)
CMYK	cmyk(0%, 4%, 59.4%, 1.6%)
CIE-LAB	lab(93.62, -13.26, 66.56)
CIE-LCH	lch(93.62, 67.87, 101.26°)
OKLab	oklab(94.04% -0.0414 0.1527)
OKLCH	oklch(94.04% 0.158 105.2)
XYZ	xyz(73.6397, 84.3816, 24.9760)
Luminance	0.8438 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FBF166 #6670FB

analogous

#FBA766 #FBF166 #BBFB66

triadic

#FBF166 #66FBF1 #F166FB

tetradic

#FBF166 #66FBA7 #6670FB #FB66BB

square

#FBF166 #66FBA7 #6670FB #FB66BB

split-complementary

#FBF166 #66BBFB #A766FB

monochromatic

#E1D206 #F9EC2A #FBF166 #FDF6A2 #FEFCDD

Accessibility & contrast

On white

1.17

#FBF166 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.88

#FBF166 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FBF166

17.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FBF166	#FFFFFF	#000000	##000000
##FBF166	1.00	1.17	17.88	17.88
#FFFFFF	1.17	1.00	21.00	21.00
#000000	17.88	21.00	1.00	1.00
##000000	17.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE956

Deuteranopia (green-blind)

#FFF06E

Tritanopia (blue-blind)

#FFE2D3

Achromatopsia (no color)

#EDEDED

Design tokens & code

CSS

--color: #fbf166;
/* rgb */ color: rgb(251, 241, 102);
/* oklch */ color: oklch(94.0% 0.158 105.2);

Tailwind

colors: {
  custom: {
    50: '#fff597',
    500: '#fbf166',
    950: '#000000',
  },
}

SCSS

$custom: #fbf166;
$custom-light: #fff597;
$custom-dark: #000000;

JSON

{
  "hex": "#fbf166",
  "rgb": {
    "r": 251,
    "g": 241,
    "b": 102
  },
  "hsl": {
    "h": 55.973,
    "s": 94.904,
    "l": 69.216
  },
  "oklch": {
    "l": 0.9404,
    "c": 0.1582,
    "h": 105.2
  },
  "luminance": 0.84379
}

Semantic roles & 50–950 ramp

primary

#FBF166

secondary

#303BD5

accent

#0FE600

background

#FFFFFC

surface

#FFFEF5

border

#D7D6CF

text

#18170E

muted

#86857F

Preview Lab

Preview with #FBF166

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

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