#3642AA#3642AA

#3642AA is a dark, vivid blue. Relative luminance 0.076; OKLCH L 43.5% C 0.165 H 272.5°. Best body text is #FFFFFF at 8.34:1 contrast (WCAG AA passes).

Color values

HEX	#3642AA
RGB	rgb(54, 66, 170)
HSL	hsl(234, 52%, 44%)
HSV	hsv(234, 68%, 67%)
CMYK	cmyk(68.2%, 61.2%, 0%, 33.3%)
CIE-LAB	lab(33.10, 29.97, -57.29)
CIE-LCH	lch(33.10, 64.66, 297.62°)
OKLab	oklab(43.51% 0.0071 -0.1652)
OKLCH	oklch(43.51% 0.165 272.5)
XYZ	xyz(10.7228, 7.5820, 38.9208)
Luminance	0.0758 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3642AA #AA9E36

analogous

#367CAA #3642AA #6436AA

triadic

#3642AA #AA3642 #42AA36

tetradic

#3642AA #AA367C #AA9E36 #36AA64

square

#3642AA #AA367C #AA9E36 #36AA64

split-complementary

#3642AA #AA6436 #7CAA36

monochromatic

#181E4D #27307C #3642AA #5460C9 #838CD8

Accessibility & contrast

On white

8.34

#3642AA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.52

#3642AA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3642AA

8.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3642AA	#FFFFFF	#000000	##FFFFFF
##3642AA	1.00	8.34	2.52	8.34
#FFFFFF	8.34	1.00	21.00	1.00
#000000	2.52	21.00	1.00	21.00
##FFFFFF	8.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053AD

Deuteranopia (green-blind)

#0049A8

Tritanopia (blue-blind)

#005C6F

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #3642aa;
/* rgb */ color: rgb(54, 66, 170);
/* oklch */ color: oklch(43.5% 0.165 272.5);

Tailwind

colors: {
  custom: {
    50: '#7c76c4',
    500: '#3642aa',
    950: '#000000',
  },
}

SCSS

$custom: #3642aa;
$custom-light: #7c76c4;
$custom-dark: #000000;

JSON

{
  "hex": "#3642aa",
  "rgb": {
    "r": 54,
    "g": 66,
    "b": 170
  },
  "hsl": {
    "h": 233.793,
    "s": 51.786,
    "l": 43.922
  },
  "oklch": {
    "l": 0.43512,
    "c": 0.16532,
    "h": 272.5
  },
  "luminance": 0.07583
}

Semantic roles & 50–950 ramp

primary

#3642AA

secondary

#C1BA7B

accent

#CC4DDB

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #3642AA

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

Preview Lab → · Contrast checker → · Palette generator →