#F3EF71#F3EF71

#F3EF71 is a very light, vivid yellow. Relative luminance 0.820; OKLCH L 93.1% C 0.148 H 107.3°. Best body text is #000000 at 17.40:1 contrast (WCAG AA passes).

Color values

HEX	#F3EF71
RGB	rgb(243, 239, 113)
HSL	hsl(58, 84%, 70%)
HSV	hsv(58, 53%, 95%)
CMYK	cmyk(0%, 1.6%, 53.5%, 4.7%)
CIE-LAB	lab(92.57, -14.69, 60.44)
CIE-LCH	lch(92.57, 62.20, 103.66°)
OKLab	oklab(93.08% -0.0439 0.141)
OKLCH	oklch(93.08% 0.148 107.3)
XYZ	xyz(70.8112, 81.9819, 27.7136)
Luminance	0.8198 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F3EF71 #7175F3

analogous

#F3AE71 #F3EF71 #B6F371

triadic

#F3EF71 #71F3EF #EF71F3

tetradic

#F3EF71 #71F3AE #7175F3 #F371B6

square

#F3EF71 #71F3AE #7175F3 #F371B6

split-complementary

#F3EF71 #71B6F3 #AE71F3

monochromatic

#D7D112 #EEE939 #F3EF71 #F8F5A9 #FDFCE2

Accessibility & contrast

On white

1.21

#F3EF71 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.40

#F3EF71 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F3EF71

17.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F3EF71	#FFFFFF	#000000	##000000
##F3EF71	1.00	1.21	17.40	17.40
#FFFFFF	1.21	1.00	21.00	21.00
#000000	17.40	21.00	1.00	1.00
##000000	17.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE764

Deuteranopia (green-blind)

#FFEC78

Tritanopia (blue-blind)

#FFE2D3

Achromatopsia (no color)

#EAEAEA

Design tokens & code

CSS

--color: #f3ef71;
/* rgb */ color: rgb(243, 239, 113);
/* oklch */ color: oklch(93.1% 0.148 107.3);

Tailwind

colors: {
  custom: {
    50: '#f9f49d',
    500: '#f3ef71',
    950: '#000000',
  },
}

SCSS

$custom: #f3ef71;
$custom-light: #f9f49d;
$custom-dark: #000000;

JSON

{
  "hex": "#f3ef71",
  "rgb": {
    "r": 243,
    "g": 239,
    "b": 113
  },
  "hsl": {
    "h": 58.154,
    "s": 84.416,
    "l": 69.804
  },
  "oklch": {
    "l": 0.93083,
    "c": 0.14769,
    "h": 107.3
  },
  "luminance": 0.8198
}

Semantic roles & 50–950 ramp

primary

#F3EF71

secondary

#3B40CD

accent

#0BE105

background

#FFFFFC

surface

#FFFEF5

border

#D7D6CF

text

#18170F

muted

#868580

Preview Lab

Preview with #F3EF71

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

Preview Lab → · Contrast checker → · Palette generator →