#3363C7#3363C7

#3363C7 is a mid, vivid blue. Relative luminance 0.138; OKLCH L 52.3% C 0.165 H 262.8°. Best body text is #FFFFFF at 5.60:1 contrast (WCAG AA passes).

Color values

HEX	#3363C7
RGB	rgb(51, 99, 199)
HSL	hsl(221, 59%, 49%)
HSV	hsv(221, 74%, 78%)
CMYK	cmyk(74.4%, 50.3%, 0%, 22%)
CIE-LAB	lab(43.87, 18.77, -56.85)
CIE-LCH	lch(43.87, 59.87, 288.27°)
OKLab	oklab(52.26% -0.0207 -0.1635)
OKLCH	oklch(52.26% 0.165 262.8)
XYZ	xyz(16.1322, 13.7492, 55.8254)
Luminance	0.1375 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3363C7 #C79733

analogous

#33ADC7 #3363C7 #4D33C7

triadic

#3363C7 #C73363 #63C733

tetradic

#3363C7 #C733AD #C79733 #33C74D

square

#3363C7 #C733AD #C79733 #33C74D

split-complementary

#3363C7 #C74D33 #ADC733

monochromatic

#1A3366 #274B96 #3363C7 #6187D6 #91ACE3

Accessibility & contrast

On white

5.60

#3363C7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.75

#3363C7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3363C7

5.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3363C7	#FFFFFF	#000000	##FFFFFF
##3363C7	1.00	5.60	3.75	5.60
#FFFFFF	5.60	1.00	21.00	1.00
#000000	3.75	21.00	1.00	21.00
##FFFFFF	5.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#266FCB

Deuteranopia (green-blind)

#0061C5

Tritanopia (blue-blind)

#007B8B

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #3363c7;
/* rgb */ color: rgb(51, 99, 199);
/* oklch */ color: oklch(52.3% 0.165 262.8);

Tailwind

colors: {
  custom: {
    50: '#7f8ed9',
    500: '#3363c7',
    950: '#000000',
  },
}

SCSS

$custom: #3363c7;
$custom-light: #7f8ed9;
$custom-dark: #000000;

JSON

{
  "hex": "#3363c7",
  "rgb": {
    "r": 51,
    "g": 99,
    "b": 199
  },
  "hsl": {
    "h": 220.541,
    "s": 59.2,
    "l": 49.02
  },
  "oklch": {
    "l": 0.52255,
    "c": 0.16476,
    "h": 262.8
  },
  "luminance": 0.13751
}

Semantic roles & 50–950 ramp

primary

#3363C7

secondary

#CEB788

accent

#AF45E2

background

#F8F8FD

surface

#F0F0FA

border

#CBCBD3

text

#0B0C15

muted

#7C7D83

Preview Lab

Preview with #3363C7

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

Preview Lab → · Contrast checker → · Palette generator →