#F3F155#F3F155

#F3F155 is a very light, vivid yellow. Relative luminance 0.826; OKLCH L 93.2% C 0.172 H 108.6°. Best body text is #000000 at 17.52:1 contrast (WCAG AA passes).

Color values

HEX	#F3F155
RGB	rgb(243, 241, 85)
HSL	hsl(59, 87%, 64%)
HSV	hsv(59, 65%, 95%)
CMYK	cmyk(0%, 0.8%, 65%, 4.7%)
CIE-LAB	lab(92.85, -17.52, 72.39)
CIE-LCH	lch(92.85, 74.48, 103.60°)
OKLab	oklab(93.23% -0.0548 0.1628)
OKLCH	oklch(93.23% 0.172 108.6)
XYZ	xyz(70.0595, 82.6233, 20.8500)
Luminance	0.8262 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F3F155 #5557F3

analogous

#F3A255 #F3F155 #A6F355

triadic

#F3F155 #55F3F1 #F155F3

tetradic

#F3F155 #55F3A2 #5557F3 #F355A6

square

#F3F155 #55F3A2 #5557F3 #F355A6

split-complementary

#F3F155 #55A6F3 #A255F3

monochromatic

#C0BE0E #EFEC1C #F3F155 #F7F68E #FBFAC7

Accessibility & contrast

On white

1.20

#F3F155 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.52

#F3F155 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F3F155

17.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F3F155	#FFFFFF	#000000	##000000
##F3F155	1.00	1.20	17.52	17.52
#FFFFFF	1.20	1.00	21.00	21.00
#000000	17.52	21.00	1.00	1.00
##000000	17.52	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE83F

Deuteranopia (green-blind)

#FFED5F

Tritanopia (blue-blind)

#FFE2D1

Achromatopsia (no color)

#EAEAEA

Design tokens & code

CSS

--color: #f3f155;
/* rgb */ color: rgb(243, 241, 85);
/* oklch */ color: oklch(93.2% 0.172 108.6);

Tailwind

colors: {
  custom: {
    50: '#fbf58d',
    500: '#f3f155',
    950: '#000000',
  },
}

SCSS

$custom: #f3f155;
$custom-light: #fbf58d;
$custom-dark: #000000;

JSON

{
  "hex": "#f3f155",
  "rgb": {
    "r": 243,
    "g": 241,
    "b": 85
  },
  "hsl": {
    "h": 59.241,
    "s": 86.813,
    "l": 64.314
  },
  "oklch": {
    "l": 0.93233,
    "c": 0.17178,
    "h": 108.6
  },
  "luminance": 0.82621
}

Semantic roles & 50–950 ramp

primary

#F3F155

secondary

#2E30BE

accent

#05E302

background

#FFFFFC

surface

#FFFEF4

border

#D7D6CE

text

#18170D

muted

#86857F

Preview Lab

Preview with #F3F155

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

Preview Lab → · Contrast checker → · Palette generator →