#3B3AB5#3B3AB5

#3B3AB5 is a dark, vivid blue. Relative luminance 0.073; OKLCH L 43.4% C 0.188 H 275.5°. Best body text is #FFFFFF at 8.54:1 contrast (WCAG AA passes).

Color values

HEX	#3B3AB5
RGB	rgb(59, 58, 181)
HSL	hsl(240, 51%, 47%)
HSV	hsv(240, 68%, 71%)
CMYK	cmyk(67.4%, 68%, 0%, 29%)
CIE-LAB	lab(32.46, 39.52, -64.87)
CIE-LCH	lch(32.46, 75.96, 301.35°)
OKLab	oklab(43.42% 0.0182 -0.1873)
OKLCH	oklch(43.42% 0.188 275.5)
XYZ	xyz(11.6544, 7.2911, 44.5002)
Luminance	0.0729 (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

#3B3AB5 #B4B53A

analogous

#3A77B5 #3B3AB5 #793AB5

triadic

#3B3AB5 #B53B3A #3AB53B

tetradic

#3B3AB5 #B53A77 #B4B53A #3AB579

square

#3B3AB5 #B53A77 #B4B53A #3AB579

split-complementary

#3B3AB5 #B5793A #77B53A

monochromatic

#1D1C58 #2C2B87 #3B3AB5 #6160CC #8F8EDB

Accessibility & contrast

On white

8.54

#3B3AB5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.46

#3B3AB5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B3AB5

8.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B3AB5	#FFFFFF	#000000	##FFFFFF
##3B3AB5	1.00	8.54	2.46	8.54
#FFFFFF	8.54	1.00	21.00	1.00
#000000	2.46	21.00	1.00	21.00
##FFFFFF	8.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052B9

Deuteranopia (green-blind)

#0047B3

Tritanopia (blue-blind)

#005B73

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #3b3ab5;
/* rgb */ color: rgb(59, 58, 181);
/* oklch */ color: oklch(43.4% 0.188 275.5);

Tailwind

colors: {
  custom: {
    50: '#8171cc',
    500: '#3b3ab5',
    950: '#000000',
  },
}

SCSS

$custom: #3b3ab5;
$custom-light: #8171cc;
$custom-dark: #000000;

JSON

{
  "hex": "#3b3ab5",
  "rgb": {
    "r": 59,
    "g": 58,
    "b": 181
  },
  "hsl": {
    "h": 240.488,
    "s": 51.464,
    "l": 46.863
  },
  "oklch": {
    "l": 0.43424,
    "c": 0.18818,
    "h": 275.5
  },
  "luminance": 0.07292
}

Semantic roles & 50–950 ramp

primary

#3B3AB5

secondary

#C5C685

accent

#DB4DDA

background

#F8F6FC

surface

#F0ECF9

border

#CBC7D2

text

#0C0814

muted

#7D7B82

Preview Lab

Preview with #3B3AB5

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

Preview Lab → · Contrast checker → · Palette generator →