#F3EE66#F3EE66

#F3EE66 is a very light, vivid yellow. Relative luminance 0.812; OKLCH L 92.8% C 0.156 H 107.1°. Best body text is #000000 at 17.23:1 contrast (WCAG AA passes).

Color values

HEX	#F3EE66
RGB	rgb(243, 238, 102)
HSL	hsl(58, 85%, 68%)
HSV	hsv(58, 58%, 95%)
CMYK	cmyk(0%, 2.1%, 58%, 4.7%)
CIE-LAB	lab(92.21, -15.00, 64.83)
CIE-LCH	lch(92.21, 66.54, 103.03°)
OKLab	oklab(92.76% -0.0459 0.1492)
OKLCH	oklch(92.76% 0.156 107.1)
XYZ	xyz(69.9371, 81.1652, 24.5502)
Luminance	0.8116 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F3EE66 #666BF3

analogous

#F3A766 #F3EE66 #B2F366

triadic

#F3EE66 #66F3EE #EE66F3

tetradic

#F3EE66 #66F3A7 #666BF3 #F366B2

square

#F3EE66 #66F3A7 #666BF3 #F366B2

split-complementary

#F3EE66 #66B2F3 #A766F3

monochromatic

#CEC810 #EFE82D #F3EE66 #F7F49F #FCFBD7

Accessibility & contrast

On white

1.22

#F3EE66 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.23

#F3EE66 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F3EE66

17.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F3EE66	#FFFFFF	#000000	##000000
##F3EE66	1.00	1.22	17.23	17.23
#FFFFFF	1.22	1.00	21.00	21.00
#000000	17.23	21.00	1.00	1.00
##000000	17.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE657

Deuteranopia (green-blind)

#FFEB6E

Tritanopia (blue-blind)

#FFE0D1

Achromatopsia (no color)

#E9E9E9

Design tokens & code

CSS

--color: #f3ee66;
/* rgb */ color: rgb(243, 238, 102);
/* oklch */ color: oklch(92.8% 0.156 107.1);

Tailwind

colors: {
  custom: {
    50: '#faf396',
    500: '#f3ee66',
    950: '#000000',
  },
}

SCSS

$custom: #f3ee66;
$custom-light: #faf396;
$custom-dark: #000000;

JSON

{
  "hex": "#f3ee66",
  "rgb": {
    "r": 243,
    "g": 238,
    "b": 102
  },
  "hsl": {
    "h": 57.872,
    "s": 85.455,
    "l": 67.647
  },
  "oklch": {
    "l": 0.92762,
    "c": 0.15608,
    "h": 107.1
  },
  "luminance": 0.81163
}

Semantic roles & 50–950 ramp

primary

#F3EE66

secondary

#3338CA

accent

#0BE204

background

#FFFFFC

surface

#FFFEF5

border

#D7D6CF

text

#18170E

muted

#86857F

Preview Lab

Preview with #F3EE66

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

Preview Lab → · Contrast checker → · Palette generator →