#F3EC81#F3EC81

#F3EC81 is a very light, vivid yellow. Relative luminance 0.806; OKLCH L 92.7% C 0.129 H 105.3°. Best body text is #000000 at 17.13:1 contrast (WCAG AA passes).

Color values

HEX	#F3EC81
RGB	rgb(243, 236, 129)
HSL	hsl(56, 83%, 73%)
HSV	hsv(56, 47%, 95%)
CMYK	cmyk(0%, 2.9%, 46.9%, 4.7%)
CIE-LAB	lab(91.97, -11.87, 52.36)
CIE-LCH	lch(91.97, 53.69, 102.77°)
OKLab	oklab(92.66% -0.0342 0.1249)
OKLCH	oklch(92.66% 0.129 105.3)
XYZ	xyz(70.9217, 80.6325, 32.5923)
Luminance	0.8063 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F3EC81 #8188F3

analogous

#F3B381 #F3EC81 #C1F381

triadic

#F3EC81 #81F3EC #EC81F3

tetradic

#F3EC81 #81F3B3 #8188F3 #F381C1

square

#F3EC81 #81F3B3 #8188F3 #F381C1

split-complementary

#F3EC81 #81C1F3 #B381F3

monochromatic

#E4D716 #EEE449 #F3EC81 #F8F4B9 #FCFBE3

Accessibility & contrast

On white

1.23

#F3EC81 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.13

#F3EC81 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F3EC81

17.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F3EC81	#FFFFFF	#000000	##000000
##F3EC81	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)

#FCE578

Deuteranopia (green-blind)

#FFEA86

Tritanopia (blue-blind)

#FFE0D3

Achromatopsia (no color)

#E8E8E8

Design tokens & code

CSS

--color: #f3ec81;
/* rgb */ color: rgb(243, 236, 129);
/* oklch */ color: oklch(92.7% 0.129 105.3);

Tailwind

colors: {
  custom: {
    50: '#f9f2a8',
    500: '#f3ec81',
    950: '#000000',
  },
}

SCSS

$custom: #f3ec81;
$custom-light: #f9f2a8;
$custom-dark: #000000;

JSON

{
  "hex": "#f3ec81",
  "rgb": {
    "r": 243,
    "g": 236,
    "b": 129
  },
  "hsl": {
    "h": 56.316,
    "s": 82.609,
    "l": 72.941
  },
  "oklch": {
    "l": 0.92663,
    "c": 0.12947,
    "h": 105.3
  },
  "luminance": 0.80631
}

Semantic roles & 50–950 ramp

primary

#F3EC81

secondary

#4A52CF

accent

#14DF06

background

#FFFFFC

surface

#FFFEF6

border

#D7D6D0

text

#181610

muted

#868580

Preview Lab

Preview with #F3EC81

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

Preview Lab → · Contrast checker → · Palette generator →