#F3EB5B#F3EB5B

#F3EB5B is a very light, vivid yellow. Relative luminance 0.792; OKLCH L 92.0% C 0.162 H 106.1°. Best body text is #000000 at 16.85:1 contrast (WCAG AA passes).

Color values

HEX	#F3EB5B
RGB	rgb(243, 235, 91)
HSL	hsl(57, 86%, 65%)
HSV	hsv(57, 63%, 95%)
CMYK	cmyk(0%, 3.3%, 62.6%, 4.7%)
CIE-LAB	lab(91.34, -14.24, 68.46)
CIE-LCH	lch(91.34, 69.93, 101.75°)
OKLab	oklab(92.04% -0.0449 0.1554)
OKLCH	oklch(92.04% 0.162 106.1)
XYZ	xyz(68.5612, 79.2290, 21.5767)
Luminance	0.7923 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F3EB5B #5B63F3

analogous

#F39F5B #F3EB5B #AFF35B

triadic

#F3EB5B #5BF3EB #EB5BF3

tetradic

#F3EB5B #5BF39F #5B63F3 #F35BAF

square

#F3EB5B #5BF39F #5B63F3 #F35BAF

split-complementary

#F3EB5B #5BAFF3 #9F5BF3

monochromatic

#C5BC0E #EFE422 #F3EB5B #F7F294 #FBF9CD

Accessibility & contrast

On white

1.25

#F3EB5B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.85

#F3EB5B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F3EB5B

16.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F3EB5B	#FFFFFF	#000000	##000000
##F3EB5B	1.00	1.25	16.85	16.85
#FFFFFF	1.25	1.00	21.00	21.00
#000000	16.85	21.00	1.00	1.00
##000000	16.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FEE349

Deuteranopia (green-blind)

#FFE964

Tritanopia (blue-blind)

#FFDCCD

Achromatopsia (no color)

#E6E6E6

Design tokens & code

CSS

--color: #f3eb5b;
/* rgb */ color: rgb(243, 235, 91);
/* oklch */ color: oklch(92.0% 0.162 106.1);

Tailwind

colors: {
  custom: {
    50: '#faf190',
    500: '#f3eb5b',
    950: '#000000',
  },
}

SCSS

$custom: #f3eb5b;
$custom-light: #faf190;
$custom-dark: #000000;

JSON

{
  "hex": "#f3eb5b",
  "rgb": {
    "r": 243,
    "g": 235,
    "b": 91
  },
  "hsl": {
    "h": 56.842,
    "s": 86.364,
    "l": 65.49
  },
  "oklch": {
    "l": 0.92042,
    "c": 0.16176,
    "h": 106.1
  },
  "luminance": 0.79227
}

Semantic roles & 50–950 ramp

primary

#F3EB5B

secondary

#3038C2

accent

#0EE303

background

#FFFFFC

surface

#FFFEF4

border

#D7D6CE

text

#18160D

muted

#86857F

Preview Lab

Preview with #F3EB5B

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

Preview Lab → · Contrast checker → · Palette generator →