#3641C3#3641C3

#3641C3 is a mid, vivid blue. Relative luminance 0.085; OKLCH L 45.6% C 0.199 H 271.8°. Best body text is #FFFFFF at 7.77:1 contrast (WCAG AA passes).

Color values

HEX	#3641C3
RGB	rgb(54, 65, 195)
HSL	hsl(235, 57%, 49%)
HSV	hsv(235, 72%, 76%)
CMYK	cmyk(72.3%, 66.7%, 0%, 23.5%)
CIE-LAB	lab(35.01, 39.44, -68.94)
CIE-LCH	lch(35.01, 79.43, 299.77°)
OKLab	oklab(45.58% 0.0064 -0.1993)
OKLCH	oklch(45.58% 0.199 271.8)
XYZ	xyz(13.2586, 8.5036, 52.5618)
Luminance	0.0851 (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

#3641C3 #C3B836

analogous

#3688C3 #3641C3 #7236C3

triadic

#3641C3 #C33641 #41C336

tetradic

#3641C3 #C33688 #C3B836 #36C372

square

#3641C3 #C33688 #C3B836 #36C372

split-complementary

#3641C3 #C37236 #88C336

monochromatic

#1B2163 #293193 #3641C3 #636BD4 #9299E1

Accessibility & contrast

On white

7.77

#3641C3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.70

#3641C3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3641C3

7.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3641C3	#FFFFFF	#000000	##FFFFFF
##3641C3	1.00	7.77	2.70	7.77
#FFFFFF	7.77	1.00	21.00	1.00
#000000	2.70	21.00	1.00	21.00
##FFFFFF	7.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059C7

Deuteranopia (green-blind)

#004CC1

Tritanopia (blue-blind)

#00647C

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #3641c3;
/* rgb */ color: rgb(54, 65, 195);
/* oklch */ color: oklch(45.6% 0.199 271.8);

Tailwind

colors: {
  custom: {
    50: '#8176d6',
    500: '#3641c3',
    950: '#000000',
  },
}

SCSS

$custom: #3641c3;
$custom-light: #8176d6;
$custom-dark: #000000;

JSON

{
  "hex": "#3641c3",
  "rgb": {
    "r": 54,
    "g": 65,
    "b": 195
  },
  "hsl": {
    "h": 235.319,
    "s": 56.627,
    "l": 48.824
  },
  "oklch": {
    "l": 0.4558,
    "c": 0.19943,
    "h": 271.8
  },
  "luminance": 0.08505
}

Semantic roles & 50–950 ramp

primary

#3641C3

secondary

#CCC789

accent

#D448E0

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0814

muted

#7D7B83

Preview Lab

Preview with #3641C3

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

Preview Lab → · Contrast checker → · Palette generator →