#3641BE#3641BE

#3641BE is a mid, vivid blue. Relative luminance 0.083; OKLCH L 45.1% C 0.193 H 272.0°. Best body text is #FFFFFF at 7.90:1 contrast (WCAG AA passes).

Color values

HEX	#3641BE
RGB	rgb(54, 65, 190)
HSL	hsl(235, 56%, 48%)
HSV	hsv(235, 72%, 75%)
CMYK	cmyk(71.6%, 65.8%, 0%, 25.5%)
CIE-LAB	lab(34.56, 37.70, -66.75)
CIE-LCH	lch(34.56, 76.66, 299.46°)
OKLab	oklab(45.12% 0.0068 -0.1929)
OKLCH	oklch(45.12% 0.193 272)
XYZ	xyz(12.7027, 8.2813, 49.6342)
Luminance	0.0828 (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

#3641BE #BEB336

analogous

#3685BE #3641BE #6F36BE

triadic

#3641BE #BE3641 #41BE36

tetradic

#3641BE #BE3685 #BEB336 #36BE6F

square

#3641BE #BE3685 #BEB336 #36BE6F

split-complementary

#3641BE #BE6F36 #85BE36

monochromatic

#1B205F #28318E #3641BE #6069D2 #8F96DF

Accessibility & contrast

On white

7.90

#3641BE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.66

#3641BE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3641BE

7.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3641BE	#FFFFFF	#000000	##FFFFFF
##3641BE	1.00	7.90	2.66	7.90
#FFFFFF	7.90	1.00	21.00	1.00
#000000	2.66	21.00	1.00	21.00
##FFFFFF	7.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058C2

Deuteranopia (green-blind)

#004BBC

Tritanopia (blue-blind)

#00627A

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #3641be;
/* rgb */ color: rgb(54, 65, 190);
/* oklch */ color: oklch(45.1% 0.193 272.0);

Tailwind

colors: {
  custom: {
    50: '#8076d3',
    500: '#3641be',
    950: '#000000',
  },
}

SCSS

$custom: #3641be;
$custom-light: #8076d3;
$custom-dark: #000000;

JSON

{
  "hex": "#3641be",
  "rgb": {
    "r": 54,
    "g": 65,
    "b": 190
  },
  "hsl": {
    "h": 235.147,
    "s": 55.738,
    "l": 47.843
  },
  "oklch": {
    "l": 0.45116,
    "c": 0.19302,
    "h": 272
  },
  "luminance": 0.08283
}

Semantic roles & 50–950 ramp

primary

#3641BE

secondary

#CAC486

accent

#D349DF

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0814

muted

#7D7B83

Preview Lab

Preview with #3641BE

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

Preview Lab → · Contrast checker → · Palette generator →