#3B3DAC#3B3DAC

#3B3DAC is a dark, vivid blue. Relative luminance 0.072; OKLCH L 43.1% C 0.173 H 275.6°. Best body text is #FFFFFF at 8.57:1 contrast (WCAG AA passes).

Color values

HEX	#3B3DAC
RGB	rgb(59, 61, 172)
HSL	hsl(239, 49%, 45%)
HSV	hsv(239, 66%, 67%)
CMYK	cmyk(65.7%, 64.5%, 0%, 32.5%)
CIE-LAB	lab(32.36, 34.60, -59.68)
CIE-LCH	lch(32.36, 68.98, 300.11°)
OKLab	oklab(43.11% 0.0168 -0.1721)
OKLCH	oklch(43.11% 0.173 275.6)
XYZ	xyz(10.9163, 7.2449, 39.8449)
Luminance	0.0725 (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

#3B3DAC #ACAA3B

analogous

#3B75AC #3B3DAC #713BAC

triadic

#3B3DAC #AC3B3D #3DAC3B

tetradic

#3B3DAC #AC3B75 #ACAA3B #3BAC71

square

#3B3DAC #AC3B75 #ACAA3B #3BAC71

split-complementary

#3B3DAC #AC713B #75AC3B

monochromatic

#1C1D51 #2B2D7E #3B3DAC #5D5FC7 #8A8CD7

Accessibility & contrast

On white

8.57

#3B3DAC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.45

#3B3DAC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B3DAC

8.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B3DAC	#FFFFFF	#000000	##FFFFFF
##3B3DAC	1.00	8.57	2.45	8.57
#FFFFFF	8.57	1.00	21.00	1.00
#000000	2.45	21.00	1.00	21.00
##FFFFFF	8.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051B0

Deuteranopia (green-blind)

#0047AA

Tritanopia (blue-blind)

#00596F

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #3b3dac;
/* rgb */ color: rgb(59, 61, 172);
/* oklch */ color: oklch(43.1% 0.173 275.6);

Tailwind

colors: {
  custom: {
    50: '#7f73c6',
    500: '#3b3dac',
    950: '#000000',
  },
}

SCSS

$custom: #3b3dac;
$custom-light: #7f73c6;
$custom-dark: #000000;

JSON

{
  "hex": "#3b3dac",
  "rgb": {
    "r": 59,
    "g": 61,
    "b": 172
  },
  "hsl": {
    "h": 238.938,
    "s": 48.918,
    "l": 45.294
  },
  "oklch": {
    "l": 0.43105,
    "c": 0.1729,
    "h": 275.6
  },
  "luminance": 0.07246
}

Semantic roles & 50–950 ramp

primary

#3B3DAC

secondary

#C1C081

accent

#D64FD8

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #3B3DAC

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

Preview Lab → · Contrast checker → · Palette generator →