#F1EF53#F1EF53

#F1EF53 is a very light, vivid yellow. Relative luminance 0.811; OKLCH L 92.6% C 0.172 H 108.6°. Best body text is #000000 at 17.21:1 contrast (WCAG AA passes).

Color values

HEX	#F1EF53
RGB	rgb(241, 239, 83)
HSL	hsl(59, 85%, 64%)
HSV	hsv(59, 66%, 95%)
CMYK	cmyk(0%, 0.8%, 65.6%, 5.5%)
CIE-LAB	lab(92.16, -17.47, 72.40)
CIE-LCH	lch(92.16, 74.47, 103.56°)
OKLab	oklab(92.64% -0.0547 0.1626)
OKLCH	oklch(92.64% 0.172 108.6)
XYZ	xyz(68.7058, 81.0604, 20.2090)
Luminance	0.8106 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F1EF53 #5355F1

analogous

#F1A053 #F1EF53 #A4F153

triadic

#F1EF53 #53F1EF #EF53F1

tetradic

#F1EF53 #53F1A0 #5355F1 #F153A4

square

#F1EF53 #53F1A0 #5355F1 #F153A4

split-complementary

#F1EF53 #53A4F1 #A053F1

monochromatic

#BAB80F #ECEA1A #F1EF53 #F6F48C #FAFAC4

Accessibility & contrast

On white

1.22

#F1EF53 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.21

#F1EF53 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F1EF53

17.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F1EF53	#FFFFFF	#000000	##000000
##F1EF53	1.00	1.22	17.21	17.21
#FFFFFF	1.22	1.00	21.00	21.00
#000000	17.21	21.00	1.00	1.00
##000000	17.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE63D

Deuteranopia (green-blind)

#FFEB5D

Tritanopia (blue-blind)

#FFE0CF

Achromatopsia (no color)

#E8E8E8

Design tokens & code

CSS

--color: #f1ef53;
/* rgb */ color: rgb(241, 239, 83);
/* oklch */ color: oklch(92.6% 0.172 108.6);

Tailwind

colors: {
  custom: {
    50: '#f9f48b',
    500: '#f1ef53',
    950: '#000000',
  },
}

SCSS

$custom: #f1ef53;
$custom-light: #f9f48b;
$custom-dark: #000000;

JSON

{
  "hex": "#f1ef53",
  "rgb": {
    "r": 241,
    "g": 239,
    "b": 83
  },
  "hsl": {
    "h": 59.241,
    "s": 84.946,
    "l": 63.529
  },
  "oklch": {
    "l": 0.92639,
    "c": 0.17153,
    "h": 108.6
  },
  "luminance": 0.81058
}

Semantic roles & 50–950 ramp

primary

#F1EF53

secondary

#2F31B9

accent

#07E104

background

#FFFFFC

surface

#FFFEF4

border

#D7D6CE

text

#18170D

muted

#86857F

Preview Lab

Preview with #F1EF53

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

Preview Lab → · Contrast checker → · Palette generator →