#FBFF58#FBFF58

#FBFF58 is a very light, vivid yellow. Relative luminance 0.927; OKLCH L 96.8% C 0.182 H 110.7°. Best body text is #000000 at 19.55:1 contrast (WCAG AA passes).

Color values

HEX	#FBFF58
RGB	rgb(251, 255, 88)
HSL	hsl(61, 100%, 67%)
HSV	hsv(61, 65%, 100%)
CMYK	cmyk(1.6%, 0%, 65.5%, 0%)
CIE-LAB	lab(97.12, -20.86, 75.82)
CIE-LCH	lch(97.12, 78.64, 105.38°)
OKLab	oklab(96.8% -0.0643 0.1703)
OKLCH	oklch(96.8% 0.182 110.7)
XYZ	xyz(77.3076, 92.7358, 23.0581)
Luminance	0.9273 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FBFF58 #5C58FF

analogous

#FFAF58 #FBFF58 #A8FF58

triadic

#FBFF58 #58FBFF #FF58FB

tetradic

#FBFF58 #58FFAF #5C58FF #FF58A8

square

#FBFF58 #58FFAF #5C58FF #FF58A8

split-complementary

#FBFF58 #58A8FF #AF58FF

monochromatic

#D7DD00 #FAFF1B #FBFF58 #FCFF95 #FEFFD2

Accessibility & contrast

On white

1.07

#FBFF58 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.55

#FBFF58 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FBFF58

19.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FBFF58	#FFFFFF	#000000	##000000
##FBFF58	1.00	1.07	19.55	19.55
#FFFFFF	1.07	1.00	21.00	21.00
#000000	19.55	21.00	1.00	1.00
##000000	19.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF440

Deuteranopia (green-blind)

#FFF963

Tritanopia (blue-blind)

#FFF0DD

Achromatopsia (no color)

#F7F7F7

Design tokens & code

CSS

--color: #fbff58;
/* rgb */ color: rgb(251, 255, 88);
/* oklch */ color: oklch(96.8% 0.182 110.7);

Tailwind

colors: {
  custom: {
    50: '#ffff90',
    500: '#fbff58',
    950: '#000000',
  },
}

SCSS

$custom: #fbff58;
$custom-light: #ffff90;
$custom-dark: #000000;

JSON

{
  "hex": "#fbff58",
  "rgb": {
    "r": 251,
    "g": 255,
    "b": 88
  },
  "hsl": {
    "h": 61.437,
    "s": 100,
    "l": 67.255
  },
  "oklch": {
    "l": 0.968,
    "c": 0.18203,
    "h": 110.7
  },
  "luminance": 0.92734
}

Semantic roles & 50–950 ramp

primary

#FBFF58

secondary

#2A26D6

accent

#00E605

background

#FFFFFC

surface

#FFFFF4

border

#D7D7CE

text

#18170D

muted

#86857F

Preview Lab

Preview with #FBFF58

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

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