#FBF371#FBF371

#FBF371 is a very light, vivid yellow. Relative luminance 0.858; OKLCH L 94.6% C 0.151 H 105.7°. Best body text is #000000 at 18.16:1 contrast (WCAG AA passes).

Color values

HEX	#FBF371
RGB	rgb(251, 243, 113)
HSL	hsl(57, 95%, 71%)
HSV	hsv(57, 55%, 98%)
CMYK	cmyk(0%, 3.2%, 55%, 1.6%)
CIE-LAB	lab(94.23, -13.46, 62.50)
CIE-LCH	lch(94.23, 63.94, 102.16°)
OKLab	oklab(94.56% -0.0408 0.1453)
OKLCH	oklch(94.56% 0.151 105.7)
XYZ	xyz(74.8172, 85.8050, 28.2405)
Luminance	0.8580 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FBF371 #7179FB

analogous

#FBAE71 #FBF371 #BEFB71

triadic

#FBF371 #71FBF3 #F371FB

tetradic

#FBF371 #71FBAE #7179FB #FB71BE

square

#FBF371 #71FBAE #7179FB #FB71BE

split-complementary

#FBF371 #71BEFB #AE71FB

monochromatic

#EBDE07 #F9EE35 #FBF371 #FDF8AD #FEFCE1

Accessibility & contrast

On white

1.16

#FBF371 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.16

#FBF371 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FBF371

18.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FBF371	#FFFFFF	#000000	##000000
##FBF371	1.00	1.16	18.16	18.16
#FFFFFF	1.16	1.00	21.00	21.00
#000000	18.16	21.00	1.00	1.00
##000000	18.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEB64

Deuteranopia (green-blind)

#FFF178

Tritanopia (blue-blind)

#FFE5D6

Achromatopsia (no color)

#EEEEEE

Design tokens & code

CSS

--color: #fbf371;
/* rgb */ color: rgb(251, 243, 113);
/* oklch */ color: oklch(94.6% 0.151 105.7);

Tailwind

colors: {
  custom: {
    50: '#fff69e',
    500: '#fbf371',
    950: '#000000',
  },
}

SCSS

$custom: #fbf371;
$custom-light: #fff69e;
$custom-dark: #000000;

JSON

{
  "hex": "#fbf371",
  "rgb": {
    "r": 251,
    "g": 243,
    "b": 113
  },
  "hsl": {
    "h": 56.522,
    "s": 94.521,
    "l": 71.373
  },
  "oklch": {
    "l": 0.94559,
    "c": 0.15095,
    "h": 105.7
  },
  "luminance": 0.85803
}

Semantic roles & 50–950 ramp

primary

#FBF371

secondary

#3943D7

accent

#0DE600

background

#FFFFFC

surface

#FFFEF5

border

#D7D6CF

text

#18170F

muted

#868580

Preview Lab

Preview with #FBF371

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

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