#F3F58A#F3F58A

#F3F58A is a very light, vivid yellow. Relative luminance 0.862; OKLCH L 94.6% C 0.130 H 109.6°. Best body text is #000000 at 18.24:1 contrast (WCAG AA passes).

Color values

HEX	#F3F58A
RGB	rgb(243, 245, 138)
HSL	hsl(61, 84%, 75%)
HSV	hsv(61, 44%, 96%)
CMYK	cmyk(0.8%, 0%, 43.7%, 3.9%)
CIE-LAB	lab(94.40, -15.45, 51.06)
CIE-LCH	lch(94.40, 53.35, 106.83°)
OKLab	oklab(94.63% -0.0436 0.1226)
OKLCH	oklch(94.63% 0.13 109.6)
XYZ	xyz(74.2033, 86.1960, 36.7684)
Luminance	0.8619 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F3F58A #8C8AF5

analogous

#F5C18A #F3F58A #BEF58A

triadic

#F3F58A #8AF3F5 #F58AF3

tetradic

#F3F58A #8AF5C1 #8C8AF5 #F58ABE

square

#F3F58A #8AF5C1 #8C8AF5 #F58ABE

split-complementary

#F3F58A #8ABEF5 #C18AF5

monochromatic

#E7EB19 #EDF052 #F3F58A #F9FAC2 #FCFDE3

Accessibility & contrast

On white

1.15

#F3F58A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.24

#F3F58A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F3F58A

18.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F3F58A	#FFFFFF	#000000	##000000
##F3F58A	1.00	1.15	18.24	18.24
#FFFFFF	1.15	1.00	21.00	21.00
#000000	18.24	21.00	1.00	1.00
##000000	18.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFED81

Deuteranopia (green-blind)

#FFF18F

Tritanopia (blue-blind)

#FFE9DC

Achromatopsia (no color)

#EFEFEF

Design tokens & code

CSS

--color: #f3f58a;
/* rgb */ color: rgb(243, 245, 138);
/* oklch */ color: oklch(94.6% 0.130 109.6);

Tailwind

colors: {
  custom: {
    50: '#f9f8ae',
    500: '#f3f58a',
    950: '#000000',
  },
}

SCSS

$custom: #f3f58a;
$custom-light: #f9f8ae;
$custom-dark: #000000;

JSON

{
  "hex": "#f3f58a",
  "rgb": {
    "r": 243,
    "g": 245,
    "b": 138
  },
  "hsl": {
    "h": 61.121,
    "s": 84.252,
    "l": 75.098
  },
  "oklch": {
    "l": 0.9463,
    "c": 0.13015,
    "h": 109.6
  },
  "luminance": 0.86194
}

Semantic roles & 50–950 ramp

primary

#F3F58A

secondary

#5351D2

accent

#05E109

background

#FFFFFD

surface

#FFFEF7

border

#D7D6D0

text

#171710

muted

#858581

Preview Lab

Preview with #F3F58A

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

Preview Lab → · Contrast checker → · Palette generator →