#F3EC99#F3EC99

#F3EC99 is a very light, moderate yellow. Relative luminance 0.813; OKLCH L 93.0% C 0.104 H 104.1°. Best body text is #000000 at 17.27:1 contrast (WCAG AA passes).

Color values

HEX	#F3EC99
RGB	rgb(243, 236, 153)
HSL	hsl(55, 79%, 78%)
HSV	hsv(55, 37%, 95%)
CMYK	cmyk(0%, 2.9%, 37%, 4.7%)
CIE-LAB	lab(92.29, -9.47, 41.11)
CIE-LCH	lch(92.29, 42.18, 102.97°)
OKLab	oklab(93.02% -0.0253 0.1009)
OKLCH	oklch(93.02% 0.104 104.1)
XYZ	xyz(72.7084, 81.3472, 42.0023)
Luminance	0.8135 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F3EC99 #99A0F3

analogous

#F3BF99 #F3EC99 #CDF399

triadic

#F3EC99 #99F3EC #EC99F3

tetradic

#F3EC99 #99F3BF #99A0F3 #F399CD

square

#F3EC99 #99F3BF #99A0F3 #F399CD

split-complementary

#F3EC99 #99CDF3 #BF99F3

monochromatic

#E6D82B #EDE262 #F3EC99 #F9F6D0 #FCFAE4

Accessibility & contrast

On white

1.22

#F3EC99 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.27

#F3EC99 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F3EC99

17.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F3EC99	#FFFFFF	#000000	##000000
##F3EC99	1.00	1.22	17.27	17.27
#FFFFFF	1.22	1.00	21.00	21.00
#000000	17.27	21.00	1.00	1.00
##000000	17.27	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FAE693

Deuteranopia (green-blind)

#FDEB9C

Tritanopia (blue-blind)

#FFE2D7

Achromatopsia (no color)

#E9E9E9

Design tokens & code

CSS

--color: #f3ec99;
/* rgb */ color: rgb(243, 236, 153);
/* oklch */ color: oklch(93.0% 0.104 104.1);

Tailwind

colors: {
  custom: {
    50: '#f8f2b8',
    500: '#f3ec99',
    950: '#000000',
  },
}

SCSS

$custom: #f3ec99;
$custom-light: #f8f2b8;
$custom-dark: #000000;

JSON

{
  "hex": "#f3ec99",
  "rgb": {
    "r": 243,
    "g": 236,
    "b": 153
  },
  "hsl": {
    "h": 55.333,
    "s": 78.947,
    "l": 77.647
  },
  "oklch": {
    "l": 0.93019,
    "c": 0.10403,
    "h": 104.1
  },
  "luminance": 0.81345
}

Semantic roles & 50–950 ramp

primary

#F3EC99

secondary

#5F68D1

accent

#1BDB0A

background

#FFFFFD

surface

#FFFEF8

border

#D7D6D1

text

#171611

muted

#858581

Preview Lab

Preview with #F3EC99

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

Preview Lab → · Contrast checker → · Palette generator →