#3634B2#3634B2

#3634B2 is a dark, vivid blue. Relative luminance 0.065; OKLCH L 41.9% C 0.192 H 274.9°. Best body text is #FFFFFF at 9.17:1 contrast (WCAG AA passes).

Color values

HEX	#3634B2
RGB	rgb(54, 52, 178)
HSL	hsl(241, 55%, 45%)
HSV	hsv(241, 71%, 70%)
CMYK	cmyk(69.7%, 70.8%, 0%, 30.2%)
CIE-LAB	lab(30.53, 41.49, -66.27)
CIE-LCH	lch(30.53, 78.19, 302.05°)
OKLab	oklab(41.86% 0.0165 -0.1915)
OKLCH	oklch(41.86% 0.192 274.9)
XYZ	xyz(10.7825, 6.4536, 42.7883)
Luminance	0.0645 (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

#3634B2 #B0B234

analogous

#3471B2 #3634B2 #7534B2

triadic

#3634B2 #B23634 #34B236

tetradic

#3634B2 #B23471 #B0B234 #34B275

square

#3634B2 #B23471 #B0B234 #34B275

split-complementary

#3634B2 #B27534 #71B234

monochromatic

#191853 #282683 #3634B2 #5856CE #8685DB

Accessibility & contrast

On white

9.17

#3634B2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.29

#3634B2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3634B2

9.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3634B2	#FFFFFF	#000000	##FFFFFF
##3634B2	1.00	9.17	2.29	9.17
#FFFFFF	9.17	1.00	21.00	1.00
#000000	2.29	21.00	1.00	21.00
##FFFFFF	9.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EB6

Deuteranopia (green-blind)

#0042B0

Tritanopia (blue-blind)

#00576F

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #3634b2;
/* rgb */ color: rgb(54, 52, 178);
/* oklch */ color: oklch(41.9% 0.192 274.9);

Tailwind

colors: {
  custom: {
    50: '#7f6dca',
    500: '#3634b2',
    950: '#000000',
  },
}

SCSS

$custom: #3634b2;
$custom-light: #7f6dca;
$custom-dark: #000000;

JSON

{
  "hex": "#3634b2",
  "rgb": {
    "r": 54,
    "g": 52,
    "b": 178
  },
  "hsl": {
    "h": 240.952,
    "s": 54.783,
    "l": 45.098
  },
  "oklch": {
    "l": 0.4186,
    "c": 0.19224,
    "h": 274.9
  },
  "luminance": 0.06455
}

Semantic roles & 50–950 ramp

primary

#3634B2

secondary

#C4C57D

accent

#DE4ADC

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #3634B2

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

Preview Lab → · Contrast checker → · Palette generator →