#F3E552#F3E552

#F3E552 is a very light, vivid yellow. Relative luminance 0.757; OKLCH L 90.7% C 0.163 H 103.9°. Best body text is #000000 at 16.14:1 contrast (WCAG AA passes).

Color values

HEX	#F3E552
RGB	rgb(243, 229, 82)
HSL	hsl(55, 87%, 64%)
HSV	hsv(55, 66%, 95%)
CMYK	cmyk(0%, 5.8%, 66.3%, 4.7%)
CIE-LAB	lab(89.72, -11.80, 70.34)
CIE-LCH	lch(89.72, 71.32, 99.53°)
OKLab	oklab(90.74% -0.039 0.158)
OKLCH	oklch(90.74% 0.163 103.9)
XYZ	xyz(66.5071, 75.7051, 19.0903)
Luminance	0.7570 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F3E552 #5260F3

analogous

#F39452 #F3E552 #B0F352

triadic

#F3E552 #52F3E5 #E552F3

tetradic

#F3E552 #52F394 #5260F3 #F352B0

square

#F3E552 #52F394 #5260F3 #F352B0

split-complementary

#F3E552 #52B0F3 #9452F3

monochromatic

#BDAE0D #EFDC19 #F3E552 #F7EE8B #FBF6C4

Accessibility & contrast

On white

1.30

#F3E552 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.14

#F3E552 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F3E552

16.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F3E552	#FFFFFF	#000000	##000000
##F3E552	1.00	1.30	16.14	16.14
#FFFFFF	1.30	1.00	21.00	21.00
#000000	16.14	21.00	1.00	1.00
##000000	16.14	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F9DE3E

Deuteranopia (green-blind)

#FDE55B

Tritanopia (blue-blind)

#FFD6C7

Achromatopsia (no color)

#E2E2E2

Design tokens & code

CSS

--color: #f3e552;
/* rgb */ color: rgb(243, 229, 82);
/* oklch */ color: oklch(90.7% 0.163 103.9);

Tailwind

colors: {
  custom: {
    50: '#fbec8a',
    500: '#f3e552',
    950: '#000000',
  },
}

SCSS

$custom: #f3e552;
$custom-light: #fbec8a;
$custom-dark: #000000;

JSON

{
  "hex": "#f3e552",
  "rgb": {
    "r": 243,
    "g": 229,
    "b": 82
  },
  "hsl": {
    "h": 54.783,
    "s": 87.027,
    "l": 63.725
  },
  "oklch": {
    "l": 0.90735,
    "c": 0.16274,
    "h": 103.9
  },
  "luminance": 0.75703
}

Semantic roles & 50–950 ramp

primary

#F3E552

secondary

#2E3ABC

accent

#16E402

background

#FFFEFC

surface

#FFFDF4

border

#D7D5CE

text

#18160C

muted

#86847F

Preview Lab

Preview with #F3E552

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

Preview Lab → · Contrast checker → · Palette generator →