#F0DD57#F0DD57

#F0DD57 is a very light, vivid yellow. Relative luminance 0.709; OKLCH L 88.9% C 0.152 H 101.2°. Best body text is #000000 at 15.19:1 contrast (WCAG AA passes).

Color values

HEX	#F0DD57
RGB	rgb(240, 221, 87)
HSL	hsl(53, 84%, 64%)
HSV	hsv(53, 64%, 94%)
CMYK	cmyk(0%, 7.9%, 63.7%, 5.9%)
CIE-LAB	lab(87.45, -8.77, 65.90)
CIE-LCH	lch(87.45, 66.48, 97.58°)
OKLab	oklab(88.88% -0.0296 0.1495)
OKLCH	oklch(88.88% 0.152 101.2)
XYZ	xyz(63.5145, 70.9289, 19.3600)
Luminance	0.7093 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F0DD57 #576AF0

analogous

#F09157 #F0DD57 #B7F057

triadic

#F0DD57 #57F0DD #DD57F0

tetradic

#F0DD57 #57F091 #576AF0 #F057B7

square

#F0DD57 #57F091 #576AF0 #F057B7

split-complementary

#F0DD57 #57B7F0 #9157F0

monochromatic

#BCA711 #EBD21F #F0DD57 #F5E88F #FAF4C7

Accessibility & contrast

On white

1.38

#F0DD57 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.19

#F0DD57 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F0DD57

15.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F0DD57	#FFFFFF	#000000	##000000
##F0DD57	1.00	1.38	15.19	15.19
#FFFFFF	1.38	1.00	21.00	21.00
#000000	15.19	21.00	1.00	1.00
##000000	15.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F0D746

Deuteranopia (green-blind)

#F6DF5E

Tritanopia (blue-blind)

#FFCEC1

Achromatopsia (no color)

#DBDBDB

Design tokens & code

CSS

--color: #f0dd57;
/* rgb */ color: rgb(240, 221, 87);
/* oklch */ color: oklch(88.9% 0.152 101.2);

Tailwind

colors: {
  custom: {
    50: '#f8e78c',
    500: '#f0dd57',
    950: '#000000',
  },
}

SCSS

$custom: #f0dd57;
$custom-light: #f8e78c;
$custom-dark: #000000;

JSON

{
  "hex": "#f0dd57",
  "rgb": {
    "r": 240,
    "g": 221,
    "b": 87
  },
  "hsl": {
    "h": 52.549,
    "s": 83.607,
    "l": 64.118
  },
  "oklch": {
    "l": 0.88882,
    "c": 0.15239,
    "h": 101.2
  },
  "luminance": 0.70926
}

Semantic roles & 50–950 ramp

primary

#F0DD57

secondary

#3142BA

accent

#21E005

background

#FFFEFC

surface

#FFFCF4

border

#D7D5CE

text

#18150C

muted

#86847F

Preview Lab

Preview with #F0DD57

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

Preview Lab → · Contrast checker → · Palette generator →