#3642AD#3642AD

#3642AD is a dark, vivid blue. Relative luminance 0.077; OKLCH L 43.8% C 0.169 H 272.4°. Best body text is #FFFFFF at 8.27:1 contrast (WCAG AA passes).

Color values

HEX	#3642AD
RGB	rgb(54, 66, 173)
HSL	hsl(234, 52%, 45%)
HSV	hsv(234, 69%, 68%)
CMYK	cmyk(68.8%, 61.8%, 0%, 32.2%)
CIE-LAB	lab(33.34, 31.05, -58.68)
CIE-LCH	lch(33.34, 66.39, 297.88°)
OKLab	oklab(43.77% 0.007 -0.1693)
OKLCH	oklch(43.77% 0.169 272.4)
XYZ	xyz(11.0098, 7.6968, 40.4325)
Luminance	0.0770 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.10

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3642AD #ADA136

analogous

#367DAD #3642AD #6636AD

triadic

#3642AD #AD3642 #42AD36

tetradic

#3642AD #AD367D #ADA136 #36AD66

square

#3642AD #AD367D #ADA136 #36AD66

split-complementary

#3642AD #AD6636 #7DAD36

monochromatic

#191E50 #27307E #3642AD #5662CA #858DD9

Accessibility & contrast

On white

8.27

#3642AD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.54

#3642AD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3642AD

8.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3642AD	#FFFFFF	#000000	##FFFFFF
##3642AD	1.00	8.27	2.54	8.27
#FFFFFF	8.27	1.00	21.00	1.00
#000000	2.54	21.00	1.00	21.00
##FFFFFF	8.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054B0

Deuteranopia (green-blind)

#0049AB

Tritanopia (blue-blind)

#005D71

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #3642ad;
/* rgb */ color: rgb(54, 66, 173);
/* oklch */ color: oklch(43.8% 0.169 272.4);

Tailwind

colors: {
  custom: {
    50: '#7c76c6',
    500: '#3642ad',
    950: '#000000',
  },
}

SCSS

$custom: #3642ad;
$custom-light: #7c76c6;
$custom-dark: #000000;

JSON

{
  "hex": "#3642ad",
  "rgb": {
    "r": 54,
    "g": 66,
    "b": 173
  },
  "hsl": {
    "h": 233.95,
    "s": 52.423,
    "l": 44.51
  },
  "oklch": {
    "l": 0.43771,
    "c": 0.1694,
    "h": 272.4
  },
  "luminance": 0.07698
}

Semantic roles & 50–950 ramp

primary

#3642AD

secondary

#C2BB7C

accent

#CD4CDC

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #3642AD

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

Preview Lab → · Contrast checker → · Palette generator →