#3624B1#3624B1

#3624B1 is a dark, highly saturated blue. Relative luminance 0.052; OKLCH L 39.6% C 0.206 H 277.0°. Best body text is #FFFFFF at 10.27:1 contrast (WCAG AA passes).

Color values

HEX	#3624B1
RGB	rgb(54, 36, 177)
HSL	hsl(248, 66%, 42%)
HSV	hsv(248, 80%, 69%)
CMYK	cmyk(69.5%, 79.7%, 0%, 30.6%)
CIE-LAB	lab(27.35, 49.86, -70.92)
CIE-LCH	lch(27.35, 86.69, 305.11°)
OKLab	oklab(39.58% 0.0253 -0.2049)
OKLCH	oklch(39.58% 0.206 277)
XYZ	xyz(10.0854, 5.2194, 42.0624)
Luminance	0.0522 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3624B1 #9FB124

analogous

#2458B1 #3624B1 #7D24B1

triadic

#3624B1 #B13624 #24B136

tetradic

#3624B1 #B12458 #9FB124 #24B17D

square

#3624B1 #B12458 #9FB124 #24B17D

split-complementary

#3624B1 #B17D24 #58B124

monochromatic

#170F4B #261A7E #3624B1 #4F3BD7 #7D6EE1

Accessibility & contrast

On white

10.27

#3624B1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#3624B1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3624B1

10.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3624B1	#FFFFFF	#000000	##FFFFFF
##3624B1	1.00	10.27	2.04	10.27
#FFFFFF	10.27	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0046B5

Deuteranopia (green-blind)

#003BAF

Tritanopia (blue-blind)

#004F6B

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #3624b1;
/* rgb */ color: rgb(54, 36, 177);
/* oklch */ color: oklch(39.6% 0.206 277.0);

Tailwind

colors: {
  custom: {
    50: '#8063ca',
    500: '#3624b1',
    950: '#000000',
  },
}

SCSS

$custom: #3624b1;
$custom-light: #8063ca;
$custom-dark: #000000;

JSON

{
  "hex": "#3624b1",
  "rgb": {
    "r": 54,
    "g": 36,
    "b": 177
  },
  "hsl": {
    "h": 247.66,
    "s": 66.197,
    "l": 41.765
  },
  "oklch": {
    "l": 0.39583,
    "c": 0.20649,
    "h": 277
  },
  "luminance": 0.0522
}

Semantic roles & 50–950 ramp

primary

#3624B1

secondary

#BCC869

accent

#E93FD3

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0513

muted

#7D7A82

Preview Lab

Preview with #3624B1

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

Preview Lab → · Contrast checker → · Palette generator →