#F3EE45#F3EE45

#F3EE45 is a very light, vivid yellow. Relative luminance 0.806; OKLCH L 92.5% C 0.179 H 107.7°. Best body text is #000000 at 17.13:1 contrast (WCAG AA passes).

Color values

HEX	#F3EE45
RGB	rgb(243, 238, 69)
HSL	hsl(58, 88%, 61%)
HSV	hsv(58, 72%, 95%)
CMYK	cmyk(0%, 2.1%, 71.6%, 4.7%)
CIE-LAB	lab(91.97, -16.85, 77.25)
CIE-LCH	lch(91.97, 79.07, 102.31°)
OKLab	oklab(92.5% -0.0544 0.1705)
OKLCH	oklch(92.5% 0.179 107.7)
XYZ	xyz(68.6135, 80.6357, 17.5790)
Luminance	0.8063 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F3EE45 #454AF3

analogous

#F39745 #F3EE45 #A1F345

triadic

#F3EE45 #45F3EE #EE45F3

tetradic

#F3EE45 #45F397 #454AF3 #F345A1

square

#F3EE45 #45F397 #454AF3 #F345A1

split-complementary

#F3EE45 #45A1F3 #9745F3

monochromatic

#B2AD0B #ECE50F #F3EE45 #F7F37E #FAF9B8

Accessibility & contrast

On white

1.23

#F3EE45 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.13

#F3EE45 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F3EE45

17.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F3EE45	#FFFFFF	#000000	##000000
##F3EE45	1.00	1.23	17.13	17.13
#FFFFFF	1.23	1.00	21.00	21.00
#000000	17.13	21.00	1.00	1.00
##000000	17.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE524

Deuteranopia (green-blind)

#FFEB52

Tritanopia (blue-blind)

#FFDFCD

Achromatopsia (no color)

#E8E8E8

Design tokens & code

CSS

--color: #f3ee45;
/* rgb */ color: rgb(243, 238, 69);
/* oklch */ color: oklch(92.5% 0.179 107.7);

Tailwind

colors: {
  custom: {
    50: '#fbf384',
    500: '#f3ee45',
    950: '#000000',
  },
}

SCSS

$custom: #f3ee45;
$custom-light: #fbf384;
$custom-dark: #000000;

JSON

{
  "hex": "#f3ee45",
  "rgb": {
    "r": 243,
    "g": 238,
    "b": 69
  },
  "hsl": {
    "h": 58.276,
    "s": 87.879,
    "l": 61.176
  },
  "oklch": {
    "l": 0.92499,
    "c": 0.17894,
    "h": 107.7
  },
  "luminance": 0.80633
}

Semantic roles & 50–950 ramp

primary

#F3EE45

secondary

#2A2EB2

accent

#08E401

background

#FFFFFC

surface

#FFFEF3

border

#D7D6CD

text

#18160C

muted

#86857F

Preview Lab

Preview with #F3EE45

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

Preview Lab → · Contrast checker → · Palette generator →