#3B3CB8#3B3CB8

#3B3CB8 is a dark, vivid blue. Relative luminance 0.076; OKLCH L 44.0% C 0.190 H 275.0°. Best body text is #FFFFFF at 8.32:1 contrast (WCAG AA passes).

Color values

HEX	#3B3CB8
RGB	rgb(59, 60, 184)
HSL	hsl(240, 51%, 48%)
HSV	hsv(240, 68%, 72%)
CMYK	cmyk(67.9%, 67.4%, 0%, 27.8%)
CIE-LAB	lab(33.18, 39.32, -65.46)
CIE-LCH	lch(33.18, 76.37, 300.99°)
OKLab	oklab(44.03% 0.0164 -0.189)
OKLCH	oklch(44.03% 0.19 275)
XYZ	xyz(12.0684, 7.6211, 46.1731)
Luminance	0.0762 (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

#3B3CB8 #B8B73B

analogous

#3B7AB8 #3B3CB8 #783BB8

triadic

#3B3CB8 #B83B3C #3CB83B

tetradic

#3B3CB8 #B83B7A #B8B73B #3BB878

square

#3B3CB8 #B83B7A #B8B73B #3BB878

split-complementary

#3B3CB8 #B8783B #7AB83B

monochromatic

#1D1E5B #2C2D8A #3B3CB8 #6364CD #9292DC

Accessibility & contrast

On white

8.32

#3B3CB8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.52

#3B3CB8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B3CB8

8.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B3CB8	#FFFFFF	#000000	##FFFFFF
##3B3CB8	1.00	8.32	2.52	8.32
#FFFFFF	8.32	1.00	21.00	1.00
#000000	2.52	21.00	1.00	21.00
##FFFFFF	8.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054BC

Deuteranopia (green-blind)

#0048B6

Tritanopia (blue-blind)

#005D75

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #3b3cb8;
/* rgb */ color: rgb(59, 60, 184);
/* oklch */ color: oklch(44.0% 0.190 275.0);

Tailwind

colors: {
  custom: {
    50: '#8172ce',
    500: '#3b3cb8',
    950: '#000000',
  },
}

SCSS

$custom: #3b3cb8;
$custom-light: #8172ce;
$custom-dark: #000000;

JSON

{
  "hex": "#3b3cb8",
  "rgb": {
    "r": 59,
    "g": 60,
    "b": 184
  },
  "hsl": {
    "h": 239.52,
    "s": 51.44,
    "l": 47.647
  },
  "oklch": {
    "l": 0.44028,
    "c": 0.18975,
    "h": 275
  },
  "luminance": 0.07622
}

Semantic roles & 50–950 ramp

primary

#3B3CB8

secondary

#C7C688

accent

#DA4DDB

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0814

muted

#7D7B82

Preview Lab

Preview with #3B3CB8

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

Preview Lab → · Contrast checker → · Palette generator →