#3646BD#3646BD

#3646BD is a mid, vivid blue. Relative luminance 0.088; OKLCH L 45.9% C 0.186 H 271.1°. Best body text is #FFFFFF at 7.59:1 contrast (WCAG AA passes).

Color values

HEX	#3646BD
RGB	rgb(54, 70, 189)
HSL	hsl(233, 56%, 48%)
HSV	hsv(233, 71%, 74%)
CMYK	cmyk(71.4%, 63%, 0%, 25.9%)
CIE-LAB	lab(35.67, 34.20, -64.35)
CIE-LCH	lch(35.67, 72.87, 297.99°)
OKLab	oklab(45.9% 0.0035 -0.1858)
OKLCH	oklch(45.9% 0.186 271.1)
XYZ	xyz(12.8937, 8.8374, 49.1605)
Luminance	0.0884 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3646BD #BDAD36

analogous

#3689BD #3646BD #6936BD

triadic

#3646BD #BD3646 #46BD36

tetradic

#3646BD #BD3689 #BDAD36 #36BD69

square

#3646BD #BD3689 #BDAD36 #36BD69

split-complementary

#3646BD #BD6936 #89BD36

monochromatic

#1B235E #28348D #3646BD #5F6CD1 #8F98DF

Accessibility & contrast

On white

7.59

#3646BD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.77

#3646BD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3646BD

7.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3646BD	#FFFFFF	#000000	##FFFFFF
##3646BD	1.00	7.59	2.77	7.59
#FFFFFF	7.59	1.00	21.00	1.00
#000000	2.77	21.00	1.00	21.00
##FFFFFF	7.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005AC1

Deuteranopia (green-blind)

#004EBB

Tritanopia (blue-blind)

#00657B

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #3646bd;
/* rgb */ color: rgb(54, 70, 189);
/* oklch */ color: oklch(45.9% 0.186 271.1);

Tailwind

colors: {
  custom: {
    50: '#7f79d2',
    500: '#3646bd',
    950: '#000000',
  },
}

SCSS

$custom: #3646bd;
$custom-light: #7f79d2;
$custom-dark: #000000;

JSON

{
  "hex": "#3646bd",
  "rgb": {
    "r": 54,
    "g": 70,
    "b": 189
  },
  "hsl": {
    "h": 232.889,
    "s": 55.556,
    "l": 47.647
  },
  "oklch": {
    "l": 0.45901,
    "c": 0.18587,
    "h": 271.1
  },
  "luminance": 0.08839
}

Semantic roles & 50–950 ramp

primary

#3646BD

secondary

#C9C185

accent

#CD49DF

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0914

muted

#7D7B83

Preview Lab

Preview with #3646BD

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

Preview Lab → · Contrast checker → · Palette generator →