#3653B2#3653B2

#3653B2 is a mid, vivid blue. Relative luminance 0.102; OKLCH L 47.5% C 0.155 H 267.4°. Best body text is #FFFFFF at 6.91:1 contrast (WCAG AA passes).

Color values

HEX	#3653B2
RGB	rgb(54, 83, 178)
HSL	hsl(226, 53%, 45%)
HSV	hsv(226, 70%, 70%)
CMYK	cmyk(69.7%, 53.4%, 0%, 30.2%)
CIE-LAB	lab(38.17, 21.77, -53.80)
CIE-LCH	lch(38.17, 58.04, 292.03°)
OKLab	oklab(47.5% -0.007 -0.1547)
OKLCH	oklch(47.5% 0.155 267.4)
XYZ	xyz(12.6477, 10.1839, 43.4100)
Luminance	0.1018 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3653B2 #B29536

analogous

#3691B2 #3653B2 #5736B2

triadic

#3653B2 #B23653 #53B236

tetradic

#3653B2 #B23691 #B29536 #36B257

square

#3653B2 #B23691 #B29536 #36B257

split-complementary

#3653B2 #B25736 #91B236

monochromatic

#1A2754 #283D83 #3653B2 #5974CD #889BDB

Accessibility & contrast

On white

6.91

#3653B2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.04

#3653B2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3653B2

6.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3653B2	#FFFFFF	#000000	##FFFFFF
##3653B2	1.00	6.91	3.04	6.91
#FFFFFF	6.91	1.00	21.00	1.00
#000000	3.04	21.00	1.00	21.00
##FFFFFF	6.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1160B5

Deuteranopia (green-blind)

#0054B0

Tritanopia (blue-blind)

#006A7A

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #3653b2;
/* rgb */ color: rgb(54, 83, 178);
/* oklch */ color: oklch(47.5% 0.155 267.4);

Tailwind

colors: {
  custom: {
    50: '#7c82ca',
    500: '#3653b2',
    950: '#000000',
  },
}

SCSS

$custom: #3653b2;
$custom-light: #7c82ca;
$custom-dark: #000000;

JSON

{
  "hex": "#3653b2",
  "rgb": {
    "r": 54,
    "g": 83,
    "b": 178
  },
  "hsl": {
    "h": 225.968,
    "s": 53.448,
    "l": 45.49
  },
  "oklch": {
    "l": 0.47499,
    "c": 0.15485,
    "h": 267.4
  },
  "luminance": 0.10185
}

Semantic roles & 50–950 ramp

primary

#3653B2

secondary

#C5B47F

accent

#BB4BDD

background

#F8F7FC

surface

#EFEEF8

border

#CAC9D1

text

#0B0A13

muted

#7C7C82

Preview Lab

Preview with #3653B2

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

Preview Lab → · Contrast checker → · Palette generator →