#F3E15B#F3E15B

#F3E15B is a very light, vivid yellow. Relative luminance 0.737; OKLCH L 90.0% C 0.153 H 101.7°. Best body text is #000000 at 15.73:1 contrast (WCAG AA passes).

Color values

HEX	#F3E15B
RGB	rgb(243, 225, 91)
HSL	hsl(53, 86%, 65%)
HSV	hsv(53, 63%, 95%)
CMYK	cmyk(0%, 7.4%, 62.6%, 4.7%)
CIE-LAB	lab(88.76, -9.30, 65.72)
CIE-LCH	lch(88.76, 66.37, 98.05°)
OKLab	oklab(90% -0.0309 0.1496)
OKLCH	oklch(90% 0.153 101.7)
XYZ	xyz(65.7783, 73.6631, 20.6491)
Luminance	0.7366 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F3E15B #5B6DF3

analogous

#F3955B #F3E15B #B9F35B

triadic

#F3E15B #5BF3E1 #E15BF3

tetradic

#F3E15B #5BF395 #5B6DF3 #F35BB9

square

#F3E15B #5BF395 #5B6DF3 #F35BB9

split-complementary

#F3E15B #5BB9F3 #955BF3

monochromatic

#C5B00E #EFD722 #F3E15B #F7EB94 #FBF6CD

Accessibility & contrast

On white

1.33

#F3E15B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.73

#F3E15B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F3E15B

15.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F3E15B	#FFFFFF	#000000	##000000
##F3E15B	1.00	1.33	15.73	15.73
#FFFFFF	1.33	1.00	21.00	21.00
#000000	15.73	21.00	1.00	1.00
##000000	15.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F4DB4B

Deuteranopia (green-blind)

#FAE262

Tritanopia (blue-blind)

#FFD2C5

Achromatopsia (no color)

#DFDFDF

Design tokens & code

CSS

--color: #f3e15b;
/* rgb */ color: rgb(243, 225, 91);
/* oklch */ color: oklch(90.0% 0.153 101.7);

Tailwind

colors: {
  custom: {
    50: '#faea8f',
    500: '#f3e15b',
    950: '#000000',
  },
}

SCSS

$custom: #f3e15b;
$custom-light: #faea8f;
$custom-dark: #000000;

JSON

{
  "hex": "#f3e15b",
  "rgb": {
    "r": 243,
    "g": 225,
    "b": 91
  },
  "hsl": {
    "h": 52.895,
    "s": 86.364,
    "l": 65.49
  },
  "oklch": {
    "l": 0.89995,
    "c": 0.15275,
    "h": 101.7
  },
  "luminance": 0.7366
}

Semantic roles & 50–950 ramp

primary

#F3E15B

secondary

#3041C2

accent

#1DE303

background

#FFFEFC

surface

#FFFCF4

border

#D7D5CE

text

#18160D

muted

#86847F

Preview Lab

Preview with #F3E15B

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

Preview Lab → · Contrast checker → · Palette generator →