#3653BD#3653BD

#3653BD is a mid, vivid blue. Relative luminance 0.106; OKLCH L 48.4% C 0.170 H 267.9°. Best body text is #FFFFFF at 6.71:1 contrast (WCAG AA passes).

Color values

HEX	#3653BD
RGB	rgb(54, 83, 189)
HSL	hsl(227, 56%, 48%)
HSV	hsv(227, 71%, 74%)
CMYK	cmyk(71.4%, 56.1%, 0%, 25.9%)
CIE-LAB	lab(38.97, 25.82, -58.96)
CIE-LCH	lch(38.97, 64.37, 293.65°)
OKLab	oklab(48.36% -0.0063 -0.1699)
OKLCH	oklch(48.36% 0.17 267.9)
XYZ	xyz(13.7967, 10.6435, 49.4615)
Luminance	0.1065 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3653BD #BDA036

analogous

#3697BD #3653BD #5C36BD

triadic

#3653BD #BD3653 #53BD36

tetradic

#3653BD #BD3697 #BDA036 #36BD5C

square

#3653BD #BD3697 #BDA036 #36BD5C

split-complementary

#3653BD #BD5C36 #97BD36

monochromatic

#1B295E #283E8D #3653BD #5F77D1 #8FA0DF

Accessibility & contrast

On white

6.71

#3653BD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.13

#3653BD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3653BD

6.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3653BD	#FFFFFF	#000000	##FFFFFF
##3653BD	1.00	6.71	3.13	6.71
#FFFFFF	6.71	1.00	21.00	1.00
#000000	3.13	21.00	1.00	21.00
##FFFFFF	6.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0062C1

Deuteranopia (green-blind)

#0056BB

Tritanopia (blue-blind)

#006D80

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #3653bd;
/* rgb */ color: rgb(54, 83, 189);
/* oklch */ color: oklch(48.4% 0.170 267.9);

Tailwind

colors: {
  custom: {
    50: '#7f83d2',
    500: '#3653bd',
    950: '#000000',
  },
}

SCSS

$custom: #3653bd;
$custom-light: #7f83d2;
$custom-dark: #000000;

JSON

{
  "hex": "#3653bd",
  "rgb": {
    "r": 54,
    "g": 83,
    "b": 189
  },
  "hsl": {
    "h": 227.111,
    "s": 55.556,
    "l": 47.647
  },
  "oklch": {
    "l": 0.48357,
    "c": 0.16999,
    "h": 267.9
  },
  "luminance": 0.10645
}

Semantic roles & 50–950 ramp

primary

#3653BD

secondary

#C9BB85

accent

#BF49DF

background

#F8F7FD

surface

#EFEEFA

border

#CAC9D3

text

#0B0A14

muted

#7C7C83

Preview Lab

Preview with #3653BD

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

Preview Lab → · Contrast checker → · Palette generator →