#3365D2#3365D2

#3365D2 is a mid, vivid blue. Relative luminance 0.147; OKLCH L 53.5% C 0.177 H 263.2°. Best body text is #FFFFFF at 5.34:1 contrast (WCAG AA passes).

Color values

HEX	#3365D2
RGB	rgb(51, 101, 210)
HSL	hsl(221, 64%, 51%)
HSV	hsv(221, 76%, 82%)
CMYK	cmyk(75.7%, 51.9%, 0%, 17.6%)
CIE-LAB	lab(45.17, 21.59, -61.07)
CIE-LCH	lch(45.17, 64.78, 289.47°)
OKLab	oklab(53.48% -0.021 -0.1758)
OKLCH	oklch(53.48% 0.177 263.2)
XYZ	xyz(17.6476, 14.6623, 62.8603)
Luminance	0.1466 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3365D2 #D2A033

analogous

#33B4D2 #3365D2 #5033D2

triadic

#3365D2 #D23365 #65D233

tetradic

#3365D2 #D233B4 #D2A033 #33D250

square

#3365D2 #D233B4 #D2A033 #33D250

split-complementary

#3365D2 #D25033 #B4D233

monochromatic

#193572 #244CA4 #3365D2 #658BDD #97B1E8

Accessibility & contrast

On white

5.34

#3365D2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.93

#3365D2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3365D2

5.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3365D2	#FFFFFF	#000000	##FFFFFF
##3365D2	1.00	5.34	3.93	5.34
#FFFFFF	5.34	1.00	21.00	1.00
#000000	3.93	21.00	1.00	21.00
##FFFFFF	5.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1973D6

Deuteranopia (green-blind)

#0064D0

Tritanopia (blue-blind)

#007F92

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #3365d2;
/* rgb */ color: rgb(51, 101, 210);
/* oklch */ color: oklch(53.5% 0.177 263.2);

Tailwind

colors: {
  custom: {
    50: '#8190e0',
    500: '#3365d2',
    950: '#000000',
  },
}

SCSS

$custom: #3365d2;
$custom-light: #8190e0;
$custom-dark: #000000;

JSON

{
  "hex": "#3365d2",
  "rgb": {
    "r": 51,
    "g": 101,
    "b": 210
  },
  "hsl": {
    "h": 221.132,
    "s": 63.855,
    "l": 51.176
  },
  "oklch": {
    "l": 0.53482,
    "c": 0.17709,
    "h": 263.2
  },
  "luminance": 0.14664
}

Semantic roles & 50–950 ramp

primary

#3365D2

secondary

#D4BD8D

accent

#B341E7

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #3365D2

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

Preview Lab → · Contrast checker → · Palette generator →