#F3E166#F3E166

#F3E166 is a very light, vivid yellow. Relative luminance 0.739; OKLCH L 90.1% C 0.144 H 101.1°. Best body text is #000000 at 15.77:1 contrast (WCAG AA passes).

Color values

HEX	#F3E166
RGB	rgb(243, 225, 102)
HSL	hsl(52, 85%, 68%)
HSV	hsv(52, 58%, 95%)
CMYK	cmyk(0%, 7.4%, 58%, 4.7%)
CIE-LAB	lab(88.86, -8.57, 61.11)
CIE-LCH	lch(88.86, 61.71, 97.99°)
OKLab	oklab(90.1% -0.0276 0.1412)
OKLCH	oklch(90.1% 0.144 101.1)
XYZ	xyz(66.2881, 73.8670, 23.3338)
Luminance	0.7386 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F3E166 #6678F3

analogous

#F39A66 #F3E166 #BFF366

triadic

#F3E166 #66F3E1 #E166F3

tetradic

#F3E166 #66F39A #6678F3 #F366BF

square

#F3E166 #66F39A #6678F3 #F366BF

split-complementary

#F3E166 #66BFF3 #9A66F3

monochromatic

#CEB610 #EFD62D #F3E166 #F7EC9F #FCF7D7

Accessibility & contrast

On white

1.33

#F3E166 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.77

#F3E166 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F3E166

15.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F3E166	#FFFFFF	#000000	##000000
##F3E166	1.00	1.33	15.77	15.77
#FFFFFF	1.33	1.00	21.00	21.00
#000000	15.77	21.00	1.00	1.00
##000000	15.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F4DB59

Deuteranopia (green-blind)

#F9E26C

Tritanopia (blue-blind)

#FFD3C6

Achromatopsia (no color)

#DFDFDF

Design tokens & code

CSS

--color: #f3e166;
/* rgb */ color: rgb(243, 225, 102);
/* oklch */ color: oklch(90.1% 0.144 101.1);

Tailwind

colors: {
  custom: {
    50: '#faea96',
    500: '#f3e166',
    950: '#000000',
  },
}

SCSS

$custom: #f3e166;
$custom-light: #faea96;
$custom-dark: #000000;

JSON

{
  "hex": "#f3e166",
  "rgb": {
    "r": 243,
    "g": 225,
    "b": 102
  },
  "hsl": {
    "h": 52.34,
    "s": 85.455,
    "l": 67.647
  },
  "oklch": {
    "l": 0.90102,
    "c": 0.14389,
    "h": 101.1
  },
  "luminance": 0.73864
}

Semantic roles & 50–950 ramp

primary

#F3E166

secondary

#3346CA

accent

#20E204

background

#FFFEFC

surface

#FFFCF5

border

#D7D5CF

text

#18160E

muted

#86847F

Preview Lab

Preview with #F3E166

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

Preview Lab → · Contrast checker → · Palette generator →