#3363BF#3363BF

#3363BF is a mid, vivid blue. Relative luminance 0.134; OKLCH L 51.7% C 0.154 H 261.9°. Best body text is #FFFFFF at 5.71:1 contrast (WCAG AA passes).

Color values

HEX	#3363BF
RGB	rgb(51, 99, 191)
HSL	hsl(219, 58%, 47%)
HSV	hsv(219, 73%, 75%)
CMYK	cmyk(73.3%, 48.2%, 0%, 25.1%)
CIE-LAB	lab(43.34, 15.78, -53.07)
CIE-LCH	lch(43.34, 55.37, 286.56°)
OKLab	oklab(51.68% -0.0218 -0.1523)
OKLCH	oklch(51.68% 0.154 261.9)
XYZ	xyz(15.2277, 13.3874, 51.0616)
Luminance	0.1339 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3363BF #BF8F33

analogous

#33A9BF #3363BF #4933BF

triadic

#3363BF #BF3363 #63BF33

tetradic

#3363BF #BF33A9 #BF8F33 #33BF49

square

#3363BF #BF33A9 #BF8F33 #33BF49

split-complementary

#3363BF #BF4933 #A9BF33

monochromatic

#19315E #264A8F #3363BF #5C85D3 #8CA9E0

Accessibility & contrast

On white

5.71

#3363BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.68

#3363BF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3363BF

5.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3363BF	#FFFFFF	#000000	##FFFFFF
##3363BF	1.00	5.71	3.68	5.71
#FFFFFF	5.71	1.00	21.00	1.00
#000000	3.68	21.00	1.00	21.00
##FFFFFF	5.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#306DC2

Deuteranopia (green-blind)

#0360BD

Tritanopia (blue-blind)

#007988

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #3363bf;
/* rgb */ color: rgb(51, 99, 191);
/* oklch */ color: oklch(51.7% 0.154 261.9);

Tailwind

colors: {
  custom: {
    50: '#7d8ed3',
    500: '#3363bf',
    950: '#000000',
  },
}

SCSS

$custom: #3363bf;
$custom-light: #7d8ed3;
$custom-dark: #000000;

JSON

{
  "hex": "#3363bf",
  "rgb": {
    "r": 51,
    "g": 99,
    "b": 191
  },
  "hsl": {
    "h": 219.429,
    "s": 57.851,
    "l": 47.451
  },
  "oklch": {
    "l": 0.51681,
    "c": 0.15388,
    "h": 261.9
  },
  "luminance": 0.13389
}

Semantic roles & 50–950 ramp

primary

#3363BF

secondary

#CBB283

accent

#AC47E1

background

#F8F8FD

surface

#EFF0FA

border

#CACBD3

text

#0B0C14

muted

#7C7D83

Preview Lab

Preview with #3363BF

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

Preview Lab → · Contrast checker → · Palette generator →