#F3EC56#F3EC56

#F3EC56 is a very light, vivid yellow. Relative luminance 0.797; OKLCH L 92.2% C 0.166 H 106.7°. Best body text is #000000 at 16.94:1 contrast (WCAG AA passes).

Color values

HEX	#F3EC56
RGB	rgb(243, 236, 86)
HSL	hsl(57, 87%, 65%)
HSV	hsv(57, 65%, 95%)
CMYK	cmyk(0%, 2.9%, 64.6%, 4.7%)
CIE-LAB	lab(91.56, -15.03, 70.68)
CIE-LCH	lch(91.56, 72.26, 102.00°)
OKLab	oklab(92.21% -0.0477 0.1594)
OKLCH	oklch(92.21% 0.166 106.7)
XYZ	xyz(68.6398, 79.7198, 20.5741)
Luminance	0.7972 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F3EC56 #565DF3

analogous

#F39E56 #F3EC56 #ACF356

triadic

#F3EC56 #56F3EC #EC56F3

tetradic

#F3EC56 #56F39E #565DF3 #F356AC

square

#F3EC56 #56F39E #565DF3 #F356AC

split-complementary

#F3EC56 #56ACF3 #9E56F3

monochromatic

#C1B90E #EFE61D #F3EC56 #F7F28F #FBF9C8

Accessibility & contrast

On white

1.24

#F3EC56 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.94

#F3EC56 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F3EC56

16.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F3EC56	#FFFFFF	#000000	##000000
##F3EC56	1.00	1.24	16.94	16.94
#FFFFFF	1.24	1.00	21.00	21.00
#000000	16.94	21.00	1.00	1.00
##000000	16.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE342

Deuteranopia (green-blind)

#FFEA5F

Tritanopia (blue-blind)

#FFDDCD

Achromatopsia (no color)

#E7E7E7

Design tokens & code

CSS

--color: #f3ec56;
/* rgb */ color: rgb(243, 236, 86);
/* oklch */ color: oklch(92.2% 0.166 106.7);

Tailwind

colors: {
  custom: {
    50: '#faf18d',
    500: '#f3ec56',
    950: '#000000',
  },
}

SCSS

$custom: #f3ec56;
$custom-light: #faf18d;
$custom-dark: #000000;

JSON

{
  "hex": "#f3ec56",
  "rgb": {
    "r": 243,
    "g": 236,
    "b": 86
  },
  "hsl": {
    "h": 57.325,
    "s": 86.74,
    "l": 64.51
  },
  "oklch": {
    "l": 0.92206,
    "c": 0.16633,
    "h": 106.7
  },
  "luminance": 0.79717
}

Semantic roles & 50–950 ramp

primary

#F3EC56

secondary

#2F35BF

accent

#0CE302

background

#FFFFFC

surface

#FFFEF4

border

#D7D6CE

text

#18160D

muted

#86857F

Preview Lab

Preview with #F3EC56

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

Preview Lab → · Contrast checker → · Palette generator →