#F5FE4E#F5FE4E

#F5FE4E is a very light, vivid yellow. Relative luminance 0.908; OKLCH L 96.1% C 0.189 H 112.4°. Best body text is #000000 at 19.17:1 contrast (WCAG AA passes).

Color values

HEX	#F5FE4E
RGB	rgb(245, 254, 78)
HSL	hsl(63, 99%, 65%)
HSV	hsv(63, 69%, 100%)
CMYK	cmyk(3.5%, 0%, 69.3%, 0.4%)
CIE-LAB	lab(96.35, -23.30, 78.48)
CIE-LCH	lch(96.35, 81.87, 106.53°)
OKLab	oklab(96.05% -0.0718 0.1745)
OKLCH	oklch(96.05% 0.189 112.4)
XYZ	xyz(74.4755, 90.8479, 20.8184)
Luminance	0.9085 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F5FE4E #574EFE

analogous

#FEAF4E #F5FE4E #9DFE4E

triadic

#F5FE4E #4EF5FE #FE4EF5

tetradic

#F5FE4E #4EFEAF #574EFE #FE4E9D

square

#F5FE4E #4EFEAF #574EFE #FE4E9D

split-complementary

#F5FE4E #4E9DFE #AF4EFE

monochromatic

#C6D001 #F2FE11 #F5FE4E #F8FE8B #FCFFC8

Accessibility & contrast

On white

1.10

#F5FE4E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.17

#F5FE4E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F5FE4E

19.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F5FE4E	#FFFFFF	#000000	##000000
##F5FE4E	1.00	1.10	19.17	19.17
#FFFFFF	1.10	1.00	21.00	21.00
#000000	19.17	21.00	1.00	1.00
##000000	19.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF22F

Deuteranopia (green-blind)

#FFF75B

Tritanopia (blue-blind)

#FFEFDC

Achromatopsia (no color)

#F4F4F4

Design tokens & code

CSS

--color: #f5fe4e;
/* rgb */ color: rgb(245, 254, 78);
/* oklch */ color: oklch(96.1% 0.189 112.4);

Tailwind

colors: {
  custom: {
    50: '#fcfe8a',
    500: '#f5fe4e',
    950: '#000000',
  },
}

SCSS

$custom: #f5fe4e;
$custom-light: #fcfe8a;
$custom-dark: #000000;

JSON

{
  "hex": "#f5fe4e",
  "rgb": {
    "r": 245,
    "g": 254,
    "b": 78
  },
  "hsl": {
    "h": 63.068,
    "s": 98.876,
    "l": 65.098
  },
  "oklch": {
    "l": 0.96051,
    "c": 0.18867,
    "h": 112.4
  },
  "luminance": 0.90846
}

Semantic roles & 50–950 ramp

primary

#F5FE4E

secondary

#2D25CB

accent

#00E60C

background

#FFFFFC

surface

#FFFFF4

border

#D7D7CE

text

#18170D

muted

#86857F

Preview Lab

Preview with #F5FE4E

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

Preview Lab → · Contrast checker → · Palette generator →