#F1DD57#F1DD57

#F1DD57 is a very light, vivid yellow. Relative luminance 0.711; OKLCH L 89.0% C 0.152 H 100.8°. Best body text is #000000 at 15.22:1 contrast (WCAG AA passes).

Color values

HEX	#F1DD57
RGB	rgb(241, 221, 87)
HSL	hsl(52, 85%, 64%)
HSV	hsv(52, 64%, 95%)
CMYK	cmyk(0%, 8.3%, 63.9%, 5.5%)
CIE-LAB	lab(87.54, -8.36, 66.02)
CIE-LCH	lch(87.54, 66.54, 97.22°)
OKLab	oklab(88.97% -0.0285 0.1497)
OKLCH	oklch(88.97% 0.152 100.8)
XYZ	xyz(63.8550, 71.1045, 19.3760)
Luminance	0.7110 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F1DD57 #576BF1

analogous

#F19057 #F1DD57 #B8F157

triadic

#F1DD57 #57F1DD #DD57F1

tetradic

#F1DD57 #57F190 #576BF1 #F157B8

square

#F1DD57 #57F190 #576BF1 #F157B8

split-complementary

#F1DD57 #57B8F1 #9057F1

monochromatic

#BEA710 #ECD21F #F1DD57 #F6E88F #FAF4C8

Accessibility & contrast

On white

1.38

#F1DD57 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.22

#F1DD57 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F1DD57

15.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F1DD57	#FFFFFF	#000000	##000000
##F1DD57	1.00	1.38	15.22	15.22
#FFFFFF	1.38	1.00	21.00	21.00
#000000	15.22	21.00	1.00	1.00
##000000	15.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F1D746

Deuteranopia (green-blind)

#F6DF5E

Tritanopia (blue-blind)

#FFCEC1

Achromatopsia (no color)

#DBDBDB

Design tokens & code

CSS

--color: #f1dd57;
/* rgb */ color: rgb(241, 221, 87);
/* oklch */ color: oklch(89.0% 0.152 100.8);

Tailwind

colors: {
  custom: {
    50: '#f9e78c',
    500: '#f1dd57',
    950: '#000000',
  },
}

SCSS

$custom: #f1dd57;
$custom-light: #f9e78c;
$custom-dark: #000000;

JSON

{
  "hex": "#f1dd57",
  "rgb": {
    "r": 241,
    "g": 221,
    "b": 87
  },
  "hsl": {
    "h": 52.208,
    "s": 84.615,
    "l": 64.314
  },
  "oklch": {
    "l": 0.8897,
    "c": 0.15239,
    "h": 100.8
  },
  "luminance": 0.71102
}

Semantic roles & 50–950 ramp

primary

#F1DD57

secondary

#3042BC

accent

#21E104

background

#FFFEFC

surface

#FFFCF4

border

#D7D5CE

text

#18150C

muted

#86847F

Preview Lab

Preview with #F1DD57

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

Preview Lab → · Contrast checker → · Palette generator →