#3654C3#3654C3

#3654C3 is a mid, vivid blue. Relative luminance 0.111; OKLCH L 49.0% C 0.177 H 267.8°. Best body text is #FFFFFF at 6.54:1 contrast (WCAG AA passes).

Color values

HEX	#3654C3
RGB	rgb(54, 84, 195)
HSL	hsl(227, 57%, 49%)
HSV	hsv(227, 72%, 76%)
CMYK	cmyk(72.3%, 56.9%, 0%, 23.5%)
CIE-LAB	lab(39.69, 27.37, -61.30)
CIE-LCH	lch(39.69, 67.14, 294.06°)
OKLab	oklab(49.04% -0.0068 -0.1767)
OKLCH	oklch(49.04% 0.177 267.8)
XYZ	xyz(14.5386, 11.0635, 52.9884)
Luminance	0.1106 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3654C3 #C3A536

analogous

#369BC3 #3654C3 #5F36C3

triadic

#3654C3 #C33654 #54C336

tetradic

#3654C3 #C3369B #C3A536 #36C35F

square

#3654C3 #C3369B #C3A536 #36C35F

split-complementary

#3654C3 #C35F36 #9BC336

monochromatic

#1B2B63 #293F93 #3654C3 #637BD4 #92A3E1

Accessibility & contrast

On white

6.54

#3654C3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.21

#3654C3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3654C3

6.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3654C3	#FFFFFF	#000000	##FFFFFF
##3654C3	1.00	6.54	3.21	6.54
#FFFFFF	6.54	1.00	21.00	1.00
#000000	3.21	21.00	1.00	21.00
##FFFFFF	6.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0064C7

Deuteranopia (green-blind)

#0057C1

Tritanopia (blue-blind)

#006F83

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #3654c3;
/* rgb */ color: rgb(54, 84, 195);
/* oklch */ color: oklch(49.0% 0.177 267.8);

Tailwind

colors: {
  custom: {
    50: '#8083d6',
    500: '#3654c3',
    950: '#000000',
  },
}

SCSS

$custom: #3654c3;
$custom-light: #8083d6;
$custom-dark: #000000;

JSON

{
  "hex": "#3654c3",
  "rgb": {
    "r": 54,
    "g": 84,
    "b": 195
  },
  "hsl": {
    "h": 227.234,
    "s": 56.627,
    "l": 48.824
  },
  "oklch": {
    "l": 0.49035,
    "c": 0.17687,
    "h": 267.8
  },
  "luminance": 0.11065
}

Semantic roles & 50–950 ramp

primary

#3654C3

secondary

#CCBE89

accent

#C048E0

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0C0A14

muted

#7D7C83

Preview Lab

Preview with #3654C3

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

Preview Lab → · Contrast checker → · Palette generator →