#F3E66B#F3E66B

#F3E66B is a very light, vivid yellow. Relative luminance 0.767; OKLCH L 91.2% C 0.144 H 103.3°. Best body text is #000000 at 16.34:1 contrast (WCAG AA passes).

Color values

HEX	#F3E66B
RGB	rgb(243, 230, 107)
HSL	hsl(54, 85%, 69%)
HSV	hsv(54, 56%, 95%)
CMYK	cmyk(0%, 5.3%, 56%, 4.7%)
CIE-LAB	lab(90.19, -10.71, 60.39)
CIE-LCH	lch(90.19, 61.34, 100.05°)
OKLab	oklab(91.17% -0.0331 0.1403)
OKLCH	oklch(91.17% 0.144 103.3)
XYZ	xyz(67.9150, 76.7122, 25.1365)
Luminance	0.7671 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F3E66B #6B78F3

analogous

#F3A26B #F3E66B #BCF36B

triadic

#F3E66B #6BF3E6 #E66BF3

tetradic

#F3E66B #6BF3A2 #6B78F3 #F36BBC

square

#F3E66B #6BF3A2 #6B78F3 #F36BBC

split-complementary

#F3E66B #6BBCF3 #A26BF3

monochromatic

#D3C011 #EEDC32 #F3E66B #F8F0A4 #FCF9DC

Accessibility & contrast

On white

1.29

#F3E66B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.34

#F3E66B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F3E66B

16.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F3E66B	#FFFFFF	#000000	##000000
##F3E66B	1.00	1.29	16.34	16.34
#FFFFFF	1.29	1.00	21.00	21.00
#000000	16.34	21.00	1.00	1.00
##000000	16.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F8DF5E

Deuteranopia (green-blind)

#FCE671

Tritanopia (blue-blind)

#FFD8CB

Achromatopsia (no color)

#E3E3E3

Design tokens & code

CSS

--color: #f3e66b;
/* rgb */ color: rgb(243, 230, 107);
/* oklch */ color: oklch(91.2% 0.144 103.3);

Tailwind

colors: {
  custom: {
    50: '#faed99',
    500: '#f3e66b',
    950: '#000000',
  },
}

SCSS

$custom: #f3e66b;
$custom-light: #faed99;
$custom-dark: #000000;

JSON

{
  "hex": "#f3e66b",
  "rgb": {
    "r": 243,
    "g": 230,
    "b": 107
  },
  "hsl": {
    "h": 54.265,
    "s": 85,
    "l": 68.627
  },
  "oklch": {
    "l": 0.91173,
    "c": 0.14414,
    "h": 103.3
  },
  "luminance": 0.7671
}

Semantic roles & 50–950 ramp

primary

#F3E66B

secondary

#3645CC

accent

#19E104

background

#FFFEFC

surface

#FFFDF5

border

#D7D5CF

text

#18160E

muted

#86847F

Preview Lab

Preview with #F3E66B

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

Preview Lab → · Contrast checker → · Palette generator →