#FBFF52#FBFF52

#FBFF52 is a very light, vivid yellow. Relative luminance 0.926; OKLCH L 96.8% C 0.186 H 110.7°. Best body text is #000000 at 19.53:1 contrast (WCAG AA passes).

Color values

HEX	#FBFF52
RGB	rgb(251, 255, 82)
HSL	hsl(61, 100%, 66%)
HSV	hsv(61, 68%, 100%)
CMYK	cmyk(1.6%, 0%, 67.8%, 0%)
CIE-LAB	lab(97.08, -21.17, 77.96)
CIE-LCH	lch(97.08, 80.78, 105.19°)
OKLab	oklab(96.76% -0.0658 0.1739)
OKLCH	oklch(96.76% 0.186 110.7)
XYZ	xyz(77.0692, 92.6405, 21.8026)
Luminance	0.9264 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FBFF52 #5652FF

analogous

#FFAC52 #FBFF52 #A4FF52

triadic

#FBFF52 #52FBFF #FF52FB

tetradic

#FBFF52 #52FFAC #5652FF #FF52A4

square

#FBFF52 #52FFAC #5652FF #FF52A4

split-complementary

#FBFF52 #52A4FF #AC52FF

monochromatic

#D2D700 #FAFF15 #FBFF52 #FCFF8F #FEFFCC

Accessibility & contrast

On white

1.08

#FBFF52 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.53

#FBFF52 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FBFF52

19.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FBFF52	#FFFFFF	#000000	##000000
##FBFF52	1.00	1.08	19.53	19.53
#FFFFFF	1.08	1.00	21.00	21.00
#000000	19.53	21.00	1.00	1.00
##000000	19.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF436

Deuteranopia (green-blind)

#FFF95F

Tritanopia (blue-blind)

#FFF0DD

Achromatopsia (no color)

#F7F7F7

Design tokens & code

CSS

--color: #fbff52;
/* rgb */ color: rgb(251, 255, 82);
/* oklch */ color: oklch(96.8% 0.186 110.7);

Tailwind

colors: {
  custom: {
    50: '#ffff8c',
    500: '#fbff52',
    950: '#000000',
  },
}

SCSS

$custom: #fbff52;
$custom-light: #ffff8c;
$custom-dark: #000000;

JSON

{
  "hex": "#fbff52",
  "rgb": {
    "r": 251,
    "g": 255,
    "b": 82
  },
  "hsl": {
    "h": 61.387,
    "s": 100,
    "l": 66.078
  },
  "oklch": {
    "l": 0.96756,
    "c": 0.18588,
    "h": 110.7
  },
  "luminance": 0.92638
}

Semantic roles & 50–950 ramp

primary

#FBFF52

secondary

#2925D0

accent

#00E605

background

#FFFFFC

surface

#FFFFF4

border

#D7D7CE

text

#19170D

muted

#87857F

Preview Lab

Preview with #FBFF52

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

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