#3B3AAA#3B3AAA

#3B3AAA is a dark, vivid blue. Relative luminance 0.069; OKLCH L 42.4% C 0.174 H 276.4°. Best body text is #FFFFFF at 8.85:1 contrast (WCAG AA passes).

Color values

HEX	#3B3AAA
RGB	rgb(59, 58, 170)
HSL	hsl(241, 49%, 45%)
HSV	hsv(241, 66%, 67%)
CMYK	cmyk(65.3%, 65.9%, 0%, 33.3%)
CIE-LAB	lab(31.48, 35.79, -59.92)
CIE-LCH	lch(31.48, 69.79, 300.85°)
OKLab	oklab(42.41% 0.0194 -0.1728)
OKLCH	oklch(42.41% 0.174 276.4)
XYZ	xyz(10.5700, 6.8573, 38.7890)
Luminance	0.0686 (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

#3B3AAA #A9AA3A

analogous

#3A71AA #3B3AAA #733AAA

triadic

#3B3AAA #AA3B3A #3AAA3B

tetradic

#3B3AAA #AA3A71 #A9AA3A #3AAA73

square

#3B3AAA #AA3A71 #A9AA3A #3AAA73

split-complementary

#3B3AAA #AA733A #71AA3A

monochromatic

#1B1B4F #2B2A7C #3B3AAA #5B5AC7 #8988D6

Accessibility & contrast

On white

8.85

#3B3AAA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.37

#3B3AAA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B3AAA

8.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B3AAA	#FFFFFF	#000000	##FFFFFF
##3B3AAA	1.00	8.85	2.37	8.85
#FFFFFF	8.85	1.00	21.00	1.00
#000000	2.37	21.00	1.00	21.00
##FFFFFF	8.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FAE

Deuteranopia (green-blind)

#0045A8

Tritanopia (blue-blind)

#00576D

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #3b3aaa;
/* rgb */ color: rgb(59, 58, 170);
/* oklch */ color: oklch(42.4% 0.174 276.4);

Tailwind

colors: {
  custom: {
    50: '#7f71c4',
    500: '#3b3aaa',
    950: '#000000',
  },
}

SCSS

$custom: #3b3aaa;
$custom-light: #7f71c4;
$custom-dark: #000000;

JSON

{
  "hex": "#3b3aaa",
  "rgb": {
    "r": 59,
    "g": 58,
    "b": 170
  },
  "hsl": {
    "h": 240.536,
    "s": 49.123,
    "l": 44.706
  },
  "oklch": {
    "l": 0.42412,
    "c": 0.17388,
    "h": 276.4
  },
  "luminance": 0.06858
}

Semantic roles & 50–950 ramp

primary

#3B3AAA

secondary

#C0C17F

accent

#D94FD7

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #3B3AAA

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

Preview Lab → · Contrast checker → · Palette generator →