#F3FB5E#F3FB5E

#F3FB5E is a very light, vivid yellow. Relative luminance 0.889; OKLCH L 95.4% C 0.175 H 112.1°. Best body text is #000000 at 18.77:1 contrast (WCAG AA passes).

Color values

HEX	#F3FB5E
RGB	rgb(243, 251, 94)
HSL	hsl(63, 95%, 68%)
HSV	hsv(63, 63%, 98%)
CMYK	cmyk(3.2%, 0%, 62.5%, 1.6%)
CIE-LAB	lab(95.52, -21.80, 71.69)
CIE-LCH	lch(95.52, 74.93, 106.91°)
OKLab	oklab(95.39% -0.0659 0.1626)
OKLCH	oklch(95.39% 0.176 112.1)
XYZ	xyz(73.4818, 88.8588, 23.8681)
Luminance	0.8886 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F3FB5E #665EFB

analogous

#FBB45E #F3FB5E #A5FB5E

triadic

#F3FB5E #5EF3FB #FB5EF3

tetradic

#F3FB5E #5EFBB4 #665EFB #FB5EA5

square

#F3FB5E #5EFBB4 #665EFB #FB5EA5

split-complementary

#F3FB5E #5EA5FB #B45EFB

monochromatic

#CED905 #EFFA22 #F3FB5E #F7FC9A #FCFED5

Accessibility & contrast

On white

1.12

#F3FB5E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.77

#F3FB5E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F3FB5E

18.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F3FB5E	#FFFFFF	#000000	##000000
##F3FB5E	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)

#FFF04A

Deuteranopia (green-blind)

#FFF468

Tritanopia (blue-blind)

#FFEDDB

Achromatopsia (no color)

#F2F2F2

Design tokens & code

CSS

--color: #f3fb5e;
/* rgb */ color: rgb(243, 251, 94);
/* oklch */ color: oklch(95.4% 0.175 112.1);

Tailwind

colors: {
  custom: {
    50: '#fafc93',
    500: '#f3fb5e',
    950: '#000000',
  },
}

SCSS

$custom: #f3fb5e;
$custom-light: #fafc93;
$custom-dark: #000000;

JSON

{
  "hex": "#f3fb5e",
  "rgb": {
    "r": 243,
    "g": 251,
    "b": 94
  },
  "hsl": {
    "h": 63.057,
    "s": 95.152,
    "l": 67.647
  },
  "oklch": {
    "l": 0.95388,
    "c": 0.1755,
    "h": 112.1
  },
  "luminance": 0.88857
}

Semantic roles & 50–950 ramp

primary

#F3FB5E

secondary

#332AD3

accent

#00E60C

background

#FFFFFC

surface

#FFFFF5

border

#D7D7CF

text

#18170D

muted

#86857F

Preview Lab

Preview with #F3FB5E

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

Preview Lab → · Contrast checker → · Palette generator →