#3642A5#3642A5

#3642A5 is a dark, vivid blue. Relative luminance 0.074; OKLCH L 43.1% C 0.158 H 272.6°. Best body text is #FFFFFF at 8.47:1 contrast (WCAG AA passes).

Color values

HEX	#3642A5
RGB	rgb(54, 66, 165)
HSL	hsl(234, 51%, 43%)
HSV	hsv(234, 67%, 65%)
CMYK	cmyk(67.3%, 60%, 0%, 35.3%)
CIE-LAB	lab(32.69, 28.18, -54.95)
CIE-LCH	lch(32.69, 61.76, 297.15°)
OKLab	oklab(43.09% 0.0072 -0.1583)
OKLCH	oklch(43.09% 0.158 272.6)
XYZ	xyz(10.2588, 7.3964, 36.4770)
Luminance	0.0740 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3642A5 #A59936

analogous

#3679A5 #3642A5 #6236A5

triadic

#3642A5 #A53642 #42A536

tetradic

#3642A5 #A53679 #A59936 #36A562

square

#3642A5 #A53679 #A59936 #36A562

split-complementary

#3642A5 #A56236 #79A536

monochromatic

#181D49 #273077 #3642A5 #525EC6 #8089D5

Accessibility & contrast

On white

8.47

#3642A5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.48

#3642A5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3642A5

8.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3642A5	#FFFFFF	#000000	##FFFFFF
##3642A5	1.00	8.47	2.48	8.47
#FFFFFF	8.47	1.00	21.00	1.00
#000000	2.48	21.00	1.00	21.00
##FFFFFF	8.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052A8

Deuteranopia (green-blind)

#0048A3

Tritanopia (blue-blind)

#005A6D

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #3642a5;
/* rgb */ color: rgb(54, 66, 165);
/* oklch */ color: oklch(43.1% 0.158 272.6);

Tailwind

colors: {
  custom: {
    50: '#7b76c0',
    500: '#3642a5',
    950: '#000000',
  },
}

SCSS

$custom: #3642a5;
$custom-light: #7b76c0;
$custom-dark: #000000;

JSON

{
  "hex": "#3642a5",
  "rgb": {
    "r": 54,
    "g": 66,
    "b": 165
  },
  "hsl": {
    "h": 233.514,
    "s": 50.685,
    "l": 42.941
  },
  "oklch": {
    "l": 0.43087,
    "c": 0.15846,
    "h": 272.6
  },
  "luminance": 0.07397
}

Semantic roles & 50–950 ramp

primary

#3642A5

secondary

#BFB778

accent

#CB4EDA

background

#F8F7FB

surface

#EFEDF7

border

#CAC8D0

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #3642A5

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

Preview Lab → · Contrast checker → · Palette generator →