#3642AF#3642AF

#3642AF is a dark, vivid blue. Relative luminance 0.078; OKLCH L 43.9% C 0.172 H 272.3°. Best body text is #FFFFFF at 8.22:1 contrast (WCAG AA passes).

Color values

HEX	#3642AF
RGB	rgb(54, 66, 175)
HSL	hsl(234, 53%, 45%)
HSV	hsv(234, 69%, 69%)
CMYK	cmyk(69.1%, 62.3%, 0%, 31.4%)
CIE-LAB	lab(33.51, 31.76, -59.60)
CIE-LCH	lch(33.51, 67.54, 298.05°)
OKLab	oklab(43.95% 0.007 -0.1719)
OKLCH	oklch(43.95% 0.172 272.3)
XYZ	xyz(11.2048, 7.7748, 41.4593)
Luminance	0.0778 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.89

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3642AF #AFA336

analogous

#367EAF #3642AF #6736AF

triadic

#3642AF #AF3642 #42AF36

tetradic

#3642AF #AF367E #AFA336 #36AF67

square

#3642AF #AF367E #AFA336 #36AF67

split-complementary

#3642AF #AF6736 #7EAF36

monochromatic

#191F51 #283080 #3642AF #5763CB #868EDA

Accessibility & contrast

On white

8.22

#3642AF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.56

#3642AF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3642AF

8.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3642AF	#FFFFFF	#000000	##FFFFFF
##3642AF	1.00	8.22	2.56	8.22
#FFFFFF	8.22	1.00	21.00	1.00
#000000	2.56	21.00	1.00	21.00
##FFFFFF	8.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054B3

Deuteranopia (green-blind)

#0049AD

Tritanopia (blue-blind)

#005E72

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #3642af;
/* rgb */ color: rgb(54, 66, 175);
/* oklch */ color: oklch(43.9% 0.172 272.3);

Tailwind

colors: {
  custom: {
    50: '#7d76c8',
    500: '#3642af',
    950: '#000000',
  },
}

SCSS

$custom: #3642af;
$custom-light: #7d76c8;
$custom-dark: #000000;

JSON

{
  "hex": "#3642af",
  "rgb": {
    "r": 54,
    "g": 66,
    "b": 175
  },
  "hsl": {
    "h": 234.05,
    "s": 52.838,
    "l": 44.902
  },
  "oklch": {
    "l": 0.43945,
    "c": 0.17209,
    "h": 272.3
  },
  "luminance": 0.07776
}

Semantic roles & 50–950 ramp

primary

#3642AF

secondary

#C3BC7D

accent

#CE4CDC

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #3642AF

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

Preview Lab → · Contrast checker → · Palette generator →