#3B3CA6#3B3CA6

#3B3CA6 is a dark, vivid blue. Relative luminance 0.069; OKLCH L 42.4% C 0.166 H 276.2°. Best body text is #FFFFFF at 8.81:1 contrast (WCAG AA passes).

Color values

HEX	#3B3CA6
RGB	rgb(59, 60, 166)
HSL	hsl(239, 48%, 44%)
HSV	hsv(239, 64%, 65%)
CMYK	cmyk(64.5%, 63.9%, 0%, 34.9%)
CIE-LAB	lab(31.61, 33.17, -57.30)
CIE-LCH	lch(31.61, 66.21, 300.06°)
OKLab	oklab(42.4% 0.0181 -0.1651)
OKLCH	oklch(42.4% 0.166 276.2)
XYZ	xyz(10.3002, 6.9138, 36.8607)
Luminance	0.0692 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.84

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B3CA6 #A6A53B

analogous

#3B72A6 #3B3CA6 #703BA6

triadic

#3B3CA6 #A63B3C #3CA63B

tetradic

#3B3CA6 #A63B72 #A6A53B #3BA670

square

#3B3CA6 #A63B72 #A6A53B #3BA670

split-complementary

#3B3CA6 #A6703B #72A63B

monochromatic

#1B1B4C #2B2C79 #3B3CA6 #5A5BC4 #8788D4

Accessibility & contrast

On white

8.81

#3B3CA6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.38

#3B3CA6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B3CA6

8.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B3CA6	#FFFFFF	#000000	##FFFFFF
##3B3CA6	1.00	8.81	2.38	8.81
#FFFFFF	8.81	1.00	21.00	1.00
#000000	2.38	21.00	1.00	21.00
##FFFFFF	8.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FA9

Deuteranopia (green-blind)

#0046A4

Tritanopia (blue-blind)

#00576B

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #3b3ca6;
/* rgb */ color: rgb(59, 60, 166);
/* oklch */ color: oklch(42.4% 0.166 276.2);

Tailwind

colors: {
  custom: {
    50: '#7e72c1',
    500: '#3b3ca6',
    950: '#000000',
  },
}

SCSS

$custom: #3b3ca6;
$custom-light: #7e72c1;
$custom-dark: #000000;

JSON

{
  "hex": "#3b3ca6",
  "rgb": {
    "r": 59,
    "g": 60,
    "b": 166
  },
  "hsl": {
    "h": 239.439,
    "s": 47.556,
    "l": 44.118
  },
  "oklch": {
    "l": 0.424,
    "c": 0.16611,
    "h": 276.2
  },
  "luminance": 0.06915
}

Semantic roles & 50–950 ramp

primary

#3B3CA6

secondary

#BFBE7E

accent

#D651D7

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0B0812

muted

#7C7B81

Preview Lab

Preview with #3B3CA6

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

Preview Lab → · Contrast checker → · Palette generator →