#F1DF57#F1DF57

#F1DF57 is a very light, vivid yellow. Relative luminance 0.722; OKLCH L 89.4% C 0.154 H 101.8°. Best body text is #000000 at 15.43:1 contrast (WCAG AA passes).

Color values

HEX	#F1DF57
RGB	rgb(241, 223, 87)
HSL	hsl(53, 85%, 64%)
HSV	hsv(53, 64%, 95%)
CMYK	cmyk(0%, 7.5%, 63.9%, 5.5%)
CIE-LAB	lab(88.05, -9.36, 66.56)
CIE-LCH	lch(88.05, 67.21, 98.01°)
OKLab	oklab(89.38% -0.0314 0.1509)
OKLCH	oklch(89.38% 0.154 101.8)
XYZ	xyz(64.3862, 72.1669, 19.5531)
Luminance	0.7216 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F1DF57 #5769F1

analogous

#F19257 #F1DF57 #B6F157

triadic

#F1DF57 #57F1DF #DF57F1

tetradic

#F1DF57 #57F192 #5769F1 #F157B6

square

#F1DF57 #57F192 #5769F1 #F157B6

split-complementary

#F1DF57 #57B6F1 #9257F1

monochromatic

#BEA910 #ECD41F #F1DF57 #F6EA8F #FAF5C8

Accessibility & contrast

On white

1.36

#F1DF57 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.43

#F1DF57 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F1DF57

15.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F1DF57	#FFFFFF	#000000	##000000
##F1DF57	1.00	1.36	15.43	15.43
#FFFFFF	1.36	1.00	21.00	21.00
#000000	15.43	21.00	1.00	1.00
##000000	15.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F2D946

Deuteranopia (green-blind)

#F8E05F

Tritanopia (blue-blind)

#FFD0C3

Achromatopsia (no color)

#DDDDDD

Design tokens & code

CSS

--color: #f1df57;
/* rgb */ color: rgb(241, 223, 87);
/* oklch */ color: oklch(89.4% 0.154 101.8);

Tailwind

colors: {
  custom: {
    50: '#f9e88c',
    500: '#f1df57',
    950: '#000000',
  },
}

SCSS

$custom: #f1df57;
$custom-light: #f9e88c;
$custom-dark: #000000;

JSON

{
  "hex": "#f1df57",
  "rgb": {
    "r": 241,
    "g": 223,
    "b": 87
  },
  "hsl": {
    "h": 52.987,
    "s": 84.615,
    "l": 64.314
  },
  "oklch": {
    "l": 0.89377,
    "c": 0.15408,
    "h": 101.8
  },
  "luminance": 0.72164
}

Semantic roles & 50–950 ramp

primary

#F1DF57

secondary

#3041BC

accent

#1EE104

background

#FFFEFC

surface

#FFFCF4

border

#D7D5CE

text

#18160D

muted

#86847F

Preview Lab

Preview with #F1DF57

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

Preview Lab → · Contrast checker → · Palette generator →