#3B3CA5#3B3CA5

#3B3CA5 is a dark, vivid blue. Relative luminance 0.069; OKLCH L 42.3% C 0.165 H 276.3°. Best body text is #FFFFFF at 8.84:1 contrast (WCAG AA passes).

Color values

HEX	#3B3CA5
RGB	rgb(59, 60, 165)
HSL	hsl(239, 47%, 44%)
HSV	hsv(239, 64%, 65%)
CMYK	cmyk(64.2%, 63.6%, 0%, 35.3%)
CIE-LAB	lab(31.53, 32.82, -56.84)
CIE-LCH	lch(31.53, 65.63, 300.00°)
OKLab	oklab(42.31% 0.0182 -0.1638)
OKLCH	oklch(42.31% 0.165 276.3)
XYZ	xyz(10.2088, 6.8773, 36.3795)
Luminance	0.0688 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.97

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B3CA5 #A5A43B

analogous

#3B71A5 #3B3CA5 #6F3BA5

triadic

#3B3CA5 #A53B3C #3CA53B

tetradic

#3B3CA5 #A53B71 #A5A43B #3BA56F

square

#3B3CA5 #A53B71 #A5A43B #3BA56F

split-complementary

#3B3CA5 #A56F3B #71A53B

monochromatic

#1B1B4B #2B2C78 #3B3CA5 #595AC4 #8687D4

Accessibility & contrast

On white

8.84

#3B3CA5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.38

#3B3CA5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B3CA5

8.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B3CA5	#FFFFFF	#000000	##FFFFFF
##3B3CA5	1.00	8.84	2.38	8.84
#FFFFFF	8.84	1.00	21.00	1.00
#000000	2.38	21.00	1.00	21.00
##FFFFFF	8.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FA8

Deuteranopia (green-blind)

#0046A3

Tritanopia (blue-blind)

#00566B

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #3b3ca5;
/* rgb */ color: rgb(59, 60, 165);
/* oklch */ color: oklch(42.3% 0.165 276.3);

Tailwind

colors: {
  custom: {
    50: '#7d72c1',
    500: '#3b3ca5',
    950: '#000000',
  },
}

SCSS

$custom: #3b3ca5;
$custom-light: #7d72c1;
$custom-dark: #000000;

JSON

{
  "hex": "#3b3ca5",
  "rgb": {
    "r": 59,
    "g": 60,
    "b": 165
  },
  "hsl": {
    "h": 239.434,
    "s": 47.321,
    "l": 43.922
  },
  "oklch": {
    "l": 0.42313,
    "c": 0.16476,
    "h": 276.3
  },
  "luminance": 0.06878
}

Semantic roles & 50–950 ramp

primary

#3B3CA5

secondary

#BEBD7E

accent

#D651D7

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0B0812

muted

#7C7B81

Preview Lab

Preview with #3B3CA5

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

Preview Lab → · Contrast checker → · Palette generator →