#F1EF64#F1EF64

#F1EF64 is a very light, vivid yellow. Relative luminance 0.814; OKLCH L 92.8% C 0.159 H 108.4°. Best body text is #000000 at 17.27:1 contrast (WCAG AA passes).

Color values

HEX	#F1EF64
RGB	rgb(241, 239, 100)
HSL	hsl(59, 83%, 67%)
HSV	hsv(59, 59%, 95%)
CMYK	cmyk(0%, 0.8%, 58.5%, 5.5%)
CIE-LAB	lab(92.29, -16.43, 65.73)
CIE-LCH	lch(92.29, 67.75, 104.04°)
OKLab	oklab(92.79% -0.0501 0.1509)
OKLCH	oklch(92.79% 0.159 108.4)
XYZ	xyz(69.4445, 81.3558, 24.0993)
Luminance	0.8135 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F1EF64 #6466F1

analogous

#F1A964 #F1EF64 #ADF164

triadic

#F1EF64 #64F1EF #EF64F1

tetradic

#F1EF64 #64F1A9 #6466F1 #F164AD

square

#F1EF64 #64F1A9 #6466F1 #F164AD

split-complementary

#F1EF64 #64ADF1 #A964F1

monochromatic

#C8C612 #ECE92C #F1EF64 #F6F59C #FBFBD4

Accessibility & contrast

On white

1.22

#F1EF64 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.27

#F1EF64 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F1EF64

17.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F1EF64	#FFFFFF	#000000	##000000
##F1EF64	1.00	1.22	17.27	17.27
#FFFFFF	1.22	1.00	21.00	21.00
#000000	17.27	21.00	1.00	1.00
##000000	17.27	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE654

Deuteranopia (green-blind)

#FFEB6C

Tritanopia (blue-blind)

#FFE1D1

Achromatopsia (no color)

#E9E9E9

Design tokens & code

CSS

--color: #f1ef64;
/* rgb */ color: rgb(241, 239, 100);
/* oklch */ color: oklch(92.8% 0.159 108.4);

Tailwind

colors: {
  custom: {
    50: '#f9f495',
    500: '#f1ef64',
    950: '#000000',
  },
}

SCSS

$custom: #f1ef64;
$custom-light: #f9f495;
$custom-dark: #000000;

JSON

{
  "hex": "#f1ef64",
  "rgb": {
    "r": 241,
    "g": 239,
    "b": 100
  },
  "hsl": {
    "h": 59.149,
    "s": 83.432,
    "l": 66.863
  },
  "oklch": {
    "l": 0.92786,
    "c": 0.15896,
    "h": 108.4
  },
  "luminance": 0.81354
}

Semantic roles & 50–950 ramp

primary

#F1EF64

secondary

#3436C5

accent

#09E006

background

#FFFFFC

surface

#FFFEF5

border

#D7D6CF

text

#18170E

muted

#86857F

Preview Lab

Preview with #F1EF64

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

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