#F3FB5D#F3FB5D

#F3FB5D is a very light, vivid yellow. Relative luminance 0.888; OKLCH L 95.4% C 0.176 H 112.1°. Best body text is #000000 at 18.77:1 contrast (WCAG AA passes).

Color values

HEX	#F3FB5D
RGB	rgb(243, 251, 93)
HSL	hsl(63, 95%, 67%)
HSV	hsv(63, 63%, 98%)
CMYK	cmyk(3.2%, 0%, 62.9%, 1.6%)
CIE-LAB	lab(95.51, -21.86, 72.07)
CIE-LCH	lch(95.51, 75.31, 106.87°)
OKLab	oklab(95.38% -0.0662 0.1633)
OKLCH	oklch(95.38% 0.176 112.1)
XYZ	xyz(73.4372, 88.8410, 23.6333)
Luminance	0.8884 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F3FB5D #655DFB

analogous

#FBB45D #F3FB5D #A4FB5D

triadic

#F3FB5D #5DF3FB #FB5DF3

tetradic

#F3FB5D #5DFBB4 #655DFB #FB5DA4

square

#F3FB5D #5DFBB4 #655DFB #FB5DA4

split-complementary

#F3FB5D #5DA4FB #B45DFB

monochromatic

#CED805 #EFFA21 #F3FB5D #F7FC99 #FCFED4

Accessibility & contrast

On white

1.12

#F3FB5D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.77

#F3FB5D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F3FB5D

18.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F3FB5D	#FFFFFF	#000000	##000000
##F3FB5D	1.00	1.12	18.77	18.77
#FFFFFF	1.12	1.00	21.00	21.00
#000000	18.77	21.00	1.00	1.00
##000000	18.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF048

Deuteranopia (green-blind)

#FFF467

Tritanopia (blue-blind)

#FFEDDA

Achromatopsia (no color)

#F2F2F2

Design tokens & code

CSS

--color: #f3fb5d;
/* rgb */ color: rgb(243, 251, 93);
/* oklch */ color: oklch(95.4% 0.176 112.1);

Tailwind

colors: {
  custom: {
    50: '#fafc92',
    500: '#f3fb5d',
    950: '#000000',
  },
}

SCSS

$custom: #f3fb5d;
$custom-light: #fafc92;
$custom-dark: #000000;

JSON

{
  "hex": "#f3fb5d",
  "rgb": {
    "r": 243,
    "g": 251,
    "b": 93
  },
  "hsl": {
    "h": 63.038,
    "s": 95.181,
    "l": 67.451
  },
  "oklch": {
    "l": 0.95379,
    "c": 0.17622,
    "h": 112.1
  },
  "luminance": 0.88839
}

Semantic roles & 50–950 ramp

primary

#F3FB5D

secondary

#332AD2

accent

#00E60C

background

#FFFFFC

surface

#FFFFF4

border

#D7D7CE

text

#18170D

muted

#86857F

Preview Lab

Preview with #F3FB5D

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

Preview Lab → · Contrast checker → · Palette generator →