#FBF866#FBF866

#FBF866 is a very light, vivid yellow. Relative luminance 0.886; OKLCH L 95.5% C 0.165 H 108.0°. Best body text is #000000 at 18.72:1 contrast (WCAG AA passes).

Color values

HEX	#FBF866
RGB	rgb(251, 248, 102)
HSL	hsl(59, 95%, 69%)
HSV	hsv(59, 59%, 98%)
CMYK	cmyk(0%, 1.2%, 59.4%, 1.6%)
CIE-LAB	lab(95.42, -16.66, 68.53)
CIE-LCH	lch(95.42, 70.52, 103.67°)
OKLab	oklab(95.47% -0.0511 0.1569)
OKLCH	oklch(95.47% 0.165 108)
XYZ	xyz(75.7517, 88.6056, 25.6800)
Luminance	0.8860 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FBF866 #6669FB

analogous

#FBAE66 #FBF866 #B4FB66

triadic

#FBF866 #66FBF8 #F866FB

tetradic

#FBF866 #66FBAE #6669FB #FB66B4

square

#FBF866 #66FBAE #6669FB #FB66B4

split-complementary

#FBF866 #66B4FB #AE66FB

monochromatic

#E1DC06 #F9F52A #FBF866 #FDFBA2 #FEFDDD

Accessibility & contrast

On white

1.12

#FBF866 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.72

#FBF866 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FBF866

18.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FBF866	#FFFFFF	#000000	##000000
##FBF866	1.00	1.12	18.72	18.72
#FFFFFF	1.12	1.00	21.00	21.00
#000000	18.72	21.00	1.00	1.00
##000000	18.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEF55

Deuteranopia (green-blind)

#FFF46F

Tritanopia (blue-blind)

#FFE9D9

Achromatopsia (no color)

#F2F2F2

Design tokens & code

CSS

--color: #fbf866;
/* rgb */ color: rgb(251, 248, 102);
/* oklch */ color: oklch(95.5% 0.165 108.0);

Tailwind

colors: {
  custom: {
    50: '#fffa97',
    500: '#fbf866',
    950: '#000000',
  },
}

SCSS

$custom: #fbf866;
$custom-light: #fffa97;
$custom-dark: #000000;

JSON

{
  "hex": "#fbf866",
  "rgb": {
    "r": 251,
    "g": 248,
    "b": 102
  },
  "hsl": {
    "h": 58.792,
    "s": 94.904,
    "l": 69.216
  },
  "oklch": {
    "l": 0.95472,
    "c": 0.16496,
    "h": 108
  },
  "luminance": 0.88603
}

Semantic roles & 50–950 ramp

primary

#FBF866

secondary

#3033D5

accent

#05E600

background

#FFFFFC

surface

#FFFFF5

border

#D7D7CF

text

#18170E

muted

#86857F

Preview Lab

Preview with #FBF866

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

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