#FBF66B#FBF66B

#FBF66B is a very light, vivid yellow. Relative luminance 0.875; OKLCH L 95.1% C 0.159 H 107.1°. Best body text is #000000 at 18.50:1 contrast (WCAG AA passes).

Color values

HEX	#FBF66B
RGB	rgb(251, 246, 107)
HSL	hsl(58, 95%, 70%)
HSV	hsv(58, 57%, 98%)
CMYK	cmyk(0%, 2%, 57.4%, 1.6%)
CIE-LAB	lab(94.94, -15.36, 65.91)
CIE-LCH	lch(94.94, 67.67, 103.12°)
OKLab	oklab(95.11% -0.0469 0.1519)
OKLCH	oklch(95.11% 0.159 107.1)
XYZ	xyz(75.3956, 87.4846, 26.8217)
Luminance	0.8748 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FBF66B #6B70FB

analogous

#FBAE6B #FBF66B #B8FB6B

triadic

#FBF66B #6BFBF6 #F66BFB

tetradic

#FBF66B #6BFBAE #6B70FB #FB6BB8

square

#FBF66B #6BFBAE #6B70FB #FB6BB8

split-complementary

#FBF66B #6BB8FB #AE6BFB

monochromatic

#E5DE06 #F9F22F #FBF66B #FDFAA7 #FEFDE1

Accessibility & contrast

On white

1.14

#FBF66B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.50

#FBF66B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FBF66B

18.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FBF66B	#FFFFFF	#000000	##000000
##FBF66B	1.00	1.14	18.50	18.50
#FFFFFF	1.14	1.00	21.00	21.00
#000000	18.50	21.00	1.00	1.00
##000000	18.50	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFED5C

Deuteranopia (green-blind)

#FFF373

Tritanopia (blue-blind)

#FFE8D8

Achromatopsia (no color)

#F0F0F0

Design tokens & code

CSS

--color: #fbf66b;
/* rgb */ color: rgb(251, 246, 107);
/* oklch */ color: oklch(95.1% 0.159 107.1);

Tailwind

colors: {
  custom: {
    50: '#fff89a',
    500: '#fbf66b',
    950: '#000000',
  },
}

SCSS

$custom: #fbf66b;
$custom-light: #fff89a;
$custom-dark: #000000;

JSON

{
  "hex": "#fbf66b",
  "rgb": {
    "r": 251,
    "g": 246,
    "b": 107
  },
  "hsl": {
    "h": 57.917,
    "s": 94.737,
    "l": 70.196
  },
  "oklch": {
    "l": 0.9511,
    "c": 0.15897,
    "h": 107.1
  },
  "luminance": 0.87482
}

Semantic roles & 50–950 ramp

primary

#FBF66B

secondary

#343AD6

accent

#08E600

background

#FFFFFC

surface

#FFFEF5

border

#D7D6CF

text

#18170E

muted

#86857F

Preview Lab

Preview with #FBF66B

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

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