#F1E581#F1E581

#F1E581 is a very light, vivid yellow. Relative luminance 0.763; OKLCH L 91.1% C 0.122 H 102.5°. Best body text is #000000 at 16.26:1 contrast (WCAG AA passes).

Color values

HEX	#F1E581
RGB	rgb(241, 229, 129)
HSL	hsl(54, 80%, 73%)
HSV	hsv(54, 46%, 95%)
CMYK	cmyk(0%, 5%, 46.5%, 5.5%)
CIE-LAB	lab(90.01, -9.18, 49.94)
CIE-LCH	lch(90.01, 50.78, 100.42°)
OKLab	oklab(91.07% -0.0264 0.1195)
OKLCH	oklch(91.07% 0.122 102.5)
XYZ	xyz(68.2591, 76.3265, 31.9015)
Luminance	0.7632 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F1E581 #818DF1

analogous

#F1AD81 #F1E581 #C5F181

triadic

#F1E581 #81F1E5 #E581F1

tetradic

#F1E581 #81F1AD #818DF1 #F181C5

square

#F1E581 #81F1AD #818DF1 #F181C5

split-complementary

#F1E581 #81C5F1 #AD81F1

monochromatic

#DFCA19 #EBDA4A #F1E581 #F7F0B8 #FCF9E3

Accessibility & contrast

On white

1.29

#F1E581 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.26

#F1E581 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F1E581

16.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F1E581	#FFFFFF	#000000	##000000
##F1E581	1.00	1.29	16.26	16.26
#FFFFFF	1.29	1.00	21.00	21.00
#000000	16.26	21.00	1.00	1.00
##000000	16.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F5DF79

Deuteranopia (green-blind)

#F9E585

Tritanopia (blue-blind)

#FFD9CD

Achromatopsia (no color)

#E2E2E2

Design tokens & code

CSS

--color: #f1e581;
/* rgb */ color: rgb(241, 229, 129);
/* oklch */ color: oklch(91.1% 0.122 102.5);

Tailwind

colors: {
  custom: {
    50: '#f7eda7',
    500: '#f1e581',
    950: '#000000',
  },
}

SCSS

$custom: #f1e581;
$custom-light: #f7eda7;
$custom-dark: #000000;

JSON

{
  "hex": "#f1e581",
  "rgb": {
    "r": 241,
    "g": 229,
    "b": 129
  },
  "hsl": {
    "h": 53.571,
    "s": 80,
    "l": 72.549
  },
  "oklch": {
    "l": 0.9107,
    "c": 0.12241,
    "h": 102.5
  },
  "luminance": 0.76324
}

Semantic roles & 50–950 ramp

primary

#F1E581

secondary

#4A58CC

accent

#20DC09

background

#FFFEFC

surface

#FFFDF6

border

#D7D5D0

text

#171610

muted

#858480

Preview Lab

Preview with #F1E581

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

Preview Lab → · Contrast checker → · Palette generator →