#F3FF61#F3FF61

#F3FF61 is a very light, vivid yellow. Relative luminance 0.914; OKLCH L 96.3% C 0.178 H 113.4°. Best body text is #000000 at 19.29:1 contrast (WCAG AA passes).

Color values

HEX	#F3FF61
RGB	rgb(243, 255, 97)
HSL	hsl(65, 100%, 69%)
HSV	hsv(65, 62%, 100%)
CMYK	cmyk(4.7%, 0%, 62%, 0%)
CIE-LAB	lab(96.59, -23.51, 71.63)
CIE-LCH	lch(96.59, 75.39, 108.17°)
OKLab	oklab(96.25% -0.0705 0.1629)
OKLCH	oklch(96.25% 0.178 113.4)
XYZ	xyz(74.8817, 91.4392, 25.0118)
Luminance	0.9144 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F3FF61 #6D61FF

analogous

#FFBC61 #F3FF61 #A4FF61

triadic

#F3FF61 #61F3FF #FF61F3

tetradic

#F3FF61 #61FFBC #6D61FF #FF61A4

square

#F3FF61 #61FFBC #6D61FF #FF61A4

split-complementary

#F3FF61 #61A4FF #BC61FF

monochromatic

#D4E600 #EEFF24 #F3FF61 #F8FF9E #FCFFDB

Accessibility & contrast

On white

1.09

#F3FF61 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.29

#F3FF61 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F3FF61

19.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F3FF61	#FFFFFF	#000000	##000000
##F3FF61	1.00	1.09	19.29	19.29
#FFFFFF	1.09	1.00	21.00	21.00
#000000	19.29	21.00	1.00	1.00
##000000	19.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF44D

Deuteranopia (green-blind)

#FFF76B

Tritanopia (blue-blind)

#FFF1DE

Achromatopsia (no color)

#F5F5F5

Design tokens & code

CSS

--color: #f3ff61;
/* rgb */ color: rgb(243, 255, 97);
/* oklch */ color: oklch(96.3% 0.178 113.4);

Tailwind

colors: {
  custom: {
    50: '#faff95',
    500: '#f3ff61',
    950: '#000000',
  },
}

SCSS

$custom: #f3ff61;
$custom-light: #faff95;
$custom-dark: #000000;

JSON

{
  "hex": "#f3ff61",
  "rgb": {
    "r": 243,
    "g": 255,
    "b": 97
  },
  "hsl": {
    "h": 64.557,
    "s": 100,
    "l": 69.02
  },
  "oklch": {
    "l": 0.9625,
    "c": 0.17752,
    "h": 113.4
  },
  "luminance": 0.91438
}

Semantic roles & 50–950 ramp

primary

#F3FF61

secondary

#382BDA

accent

#00E611

background

#FFFFFC

surface

#FFFFF5

border

#D7D7CF

text

#18170E

muted

#86857F

Preview Lab

Preview with #F3FF61

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

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