#F3F39B#F3F39B

#F3F39B is a very light, moderate yellow. Relative luminance 0.855; OKLCH L 94.5% C 0.110 H 108.3°. Best body text is #000000 at 18.10:1 contrast (WCAG AA passes).

Color values

HEX	#F3F39B
RGB	rgb(243, 243, 155)
HSL	hsl(60, 79%, 78%)
HSV	hsv(60, 36%, 95%)
CMYK	cmyk(0%, 0%, 36.2%, 4.7%)
CIE-LAB	lab(94.11, -12.71, 42.47)
CIE-LCH	lch(94.11, 44.33, 106.66°)
OKLab	oklab(94.48% -0.0345 0.1041)
OKLCH	oklch(94.48% 0.11 108.3)
XYZ	xyz(74.9300, 85.5239, 43.5645)
Luminance	0.8552 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F3F39B #9B9BF3

analogous

#F3C79B #F3F39B #C7F39B

triadic

#F3F39B #9BF3F3 #F39BF3

tetradic

#F3F39B #9BF3C7 #9B9BF3 #F39BC7

square

#F3F39B #9BF3C7 #9B9BF3 #F39BC7

split-complementary

#F3F39B #9BC7F3 #C79BF3

monochromatic

#E6E62E #ECEC64 #F3F39B #FAFAD2 #FCFCE4

Accessibility & contrast

On white

1.16

#F3F39B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.10

#F3F39B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F3F39B

18.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F3F39B	#FFFFFF	#000000	##000000
##F3F39B	1.00	1.16	18.10	18.10
#FFFFFF	1.16	1.00	21.00	21.00
#000000	18.10	21.00	1.00	1.00
##000000	18.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEC94

Deuteranopia (green-blind)

#FFF09F

Tritanopia (blue-blind)

#FFE9DD

Achromatopsia (no color)

#EEEEEE

Design tokens & code

CSS

--color: #f3f39b;
/* rgb */ color: rgb(243, 243, 155);
/* oklch */ color: oklch(94.5% 0.110 108.3);

Tailwind

colors: {
  custom: {
    50: '#f8f7b9',
    500: '#f3f39b',
    950: '#000000',
  },
}

SCSS

$custom: #f3f39b;
$custom-light: #f8f7b9;
$custom-dark: #000000;

JSON

{
  "hex": "#f3f39b",
  "rgb": {
    "r": 243,
    "g": 243,
    "b": 155
  },
  "hsl": {
    "h": 60,
    "s": 78.571,
    "l": 78.039
  },
  "oklch": {
    "l": 0.94475,
    "c": 0.10967,
    "h": 108.3
  },
  "luminance": 0.85522
}

Semantic roles & 50–950 ramp

primary

#F3F39B

secondary

#6161D1

accent

#0BDB0B

background

#FFFFFD

surface

#FFFEF8

border

#D7D6D1

text

#171711

muted

#858581

Preview Lab

Preview with #F3F39B

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

Preview Lab → · Contrast checker → · Palette generator →