#3363BD#3363BD

#3363BD is a mid, vivid blue. Relative luminance 0.133; OKLCH L 51.5% C 0.151 H 261.6°. Best body text is #FFFFFF at 5.74:1 contrast (WCAG AA passes).

Color values

HEX	#3363BD
RGB	rgb(51, 99, 189)
HSL	hsl(219, 58%, 47%)
HSV	hsv(219, 73%, 74%)
CMYK	cmyk(73%, 47.6%, 0%, 25.9%)
CIE-LAB	lab(43.21, 15.03, -52.12)
CIE-LCH	lch(43.21, 54.24, 286.09°)
OKLab	oklab(51.54% -0.0221 -0.1495)
OKLCH	oklch(51.54% 0.151 261.6)
XYZ	xyz(15.0091, 13.3000, 49.9104)
Luminance	0.1330 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3363BD #BD8D33

analogous

#33A8BD #3363BD #4833BD

triadic

#3363BD #BD3363 #63BD33

tetradic

#3363BD #BD33A8 #BD8D33 #33BD48

square

#3363BD #BD33A8 #BD8D33 #33BD48

split-complementary

#3363BD #BD4833 #A8BD33

monochromatic

#19315D #264A8D #3363BD #5B84D3 #8BA8E0

Accessibility & contrast

On white

5.74

#3363BD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.66

#3363BD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3363BD

5.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3363BD	#FFFFFF	#000000	##FFFFFF
##3363BD	1.00	5.74	3.66	5.74
#FFFFFF	5.74	1.00	21.00	1.00
#000000	3.66	21.00	1.00	21.00
##FFFFFF	5.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#326DC0

Deuteranopia (green-blind)

#0C60BB

Tritanopia (blue-blind)

#007887

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #3363bd;
/* rgb */ color: rgb(51, 99, 189);
/* oklch */ color: oklch(51.5% 0.151 261.6);

Tailwind

colors: {
  custom: {
    50: '#7d8ed1',
    500: '#3363bd',
    950: '#000000',
  },
}

SCSS

$custom: #3363bd;
$custom-light: #7d8ed1;
$custom-dark: #000000;

JSON

{
  "hex": "#3363bd",
  "rgb": {
    "r": 51,
    "g": 99,
    "b": 189
  },
  "hsl": {
    "h": 219.13,
    "s": 57.5,
    "l": 47.059
  },
  "oklch": {
    "l": 0.5154,
    "c": 0.15116,
    "h": 261.6
  },
  "luminance": 0.13302
}

Semantic roles & 50–950 ramp

primary

#3363BD

secondary

#CAB182

accent

#AB47E1

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0B0C14

muted

#7C7D82

Preview Lab

Preview with #3363BD

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

Preview Lab → · Contrast checker → · Palette generator →