#FBF366#FBF366

#FBF366 is a very light, vivid yellow. Relative luminance 0.856; OKLCH L 94.4% C 0.160 H 106.0°. Best body text is #000000 at 18.11:1 contrast (WCAG AA passes).

Color values

HEX	#FBF366
RGB	rgb(251, 243, 102)
HSL	hsl(57, 95%, 69%)
HSV	hsv(57, 59%, 98%)
CMYK	cmyk(0%, 3.2%, 59.4%, 1.6%)
CIE-LAB	lab(94.13, -14.23, 67.13)
CIE-LCH	lch(94.13, 68.62, 101.97°)
OKLab	oklab(94.45% -0.0442 0.1539)
OKLCH	oklch(94.45% 0.16 106)
XYZ	xyz(74.2350, 85.5721, 25.1745)
Luminance	0.8557 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FBF366 #666EFB

analogous

#FBA966 #FBF366 #B8FB66

triadic

#FBF366 #66FBF3 #F366FB

tetradic

#FBF366 #66FBA9 #666EFB #FB66B8

square

#FBF366 #66FBA9 #666EFB #FB66B8

split-complementary

#FBF366 #66B8FB #A966FB

monochromatic

#E1D506 #F9EE2A #FBF366 #FDF8A2 #FEFCDD

Accessibility & contrast

On white

1.16

#FBF366 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.11

#FBF366 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FBF366

18.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FBF366	#FFFFFF	#000000	##000000
##FBF366	1.00	1.16	18.11	18.11
#FFFFFF	1.16	1.00	21.00	21.00
#000000	18.11	21.00	1.00	1.00
##000000	18.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEB56

Deuteranopia (green-blind)

#FFF16E

Tritanopia (blue-blind)

#FFE4D5

Achromatopsia (no color)

#EEEEEE

Design tokens & code

CSS

--color: #fbf366;
/* rgb */ color: rgb(251, 243, 102);
/* oklch */ color: oklch(94.4% 0.160 106.0);

Tailwind

colors: {
  custom: {
    50: '#fff697',
    500: '#fbf366',
    950: '#000000',
  },
}

SCSS

$custom: #fbf366;
$custom-light: #fff697;
$custom-dark: #000000;

JSON

{
  "hex": "#fbf366",
  "rgb": {
    "r": 251,
    "g": 243,
    "b": 102
  },
  "hsl": {
    "h": 56.779,
    "s": 94.904,
    "l": 69.216
  },
  "oklch": {
    "l": 0.94448,
    "c": 0.16009,
    "h": 106
  },
  "luminance": 0.8557
}

Semantic roles & 50–950 ramp

primary

#FBF366

secondary

#3039D5

accent

#0CE600

background

#FFFFFC

surface

#FFFEF5

border

#D7D6CF

text

#18170E

muted

#86857F

Preview Lab

Preview with #FBF366

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

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