#3A3AAB#3A3AAB

#3A3AAB is a dark, vivid blue. Relative luminance 0.069; OKLCH L 42.4% C 0.175 H 275.9°. Best body text is #FFFFFF at 8.85:1 contrast (WCAG AA passes).

Color values

HEX	#3A3AAB
RGB	rgb(58, 58, 171)
HSL	hsl(240, 49%, 45%)
HSV	hsv(240, 66%, 67%)
CMYK	cmyk(66.1%, 66.1%, 0%, 32.9%)
CIE-LAB	lab(31.50, 35.99, -60.49)
CIE-LCH	lch(31.50, 70.39, 300.75°)
OKLab	oklab(42.43% 0.0181 -0.1745)
OKLCH	oklch(42.43% 0.175 275.9)
XYZ	xyz(10.6063, 6.8650, 39.2863)
Luminance	0.0687 (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

#3A3AAB #ABAB3A

analogous

#3A73AB #3A3AAB #733AAB

triadic

#3A3AAB #AB3A3A #3AAB3A

tetradic

#3A3AAB #AB3A73 #ABAB3A #3AAB73

square

#3A3AAB #AB3A73 #ABAB3A #3AAB73

split-complementary

#3A3AAB #AB733A #73AB3A

monochromatic

#1B1B50 #2A2A7D #3A3AAB #5B5BC7 #8989D7

Accessibility & contrast

On white

8.85

#3A3AAB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.37

#3A3AAB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A3AAB

8.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A3AAB	#FFFFFF	#000000	##FFFFFF
##3A3AAB	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)

#004FAF

Deuteranopia (green-blind)

#0045A9

Tritanopia (blue-blind)

#00576D

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #3a3aab;
/* rgb */ color: rgb(58, 58, 171);
/* oklch */ color: oklch(42.4% 0.175 275.9);

Tailwind

colors: {
  custom: {
    50: '#7e71c5',
    500: '#3a3aab',
    950: '#000000',
  },
}

SCSS

$custom: #3a3aab;
$custom-light: #7e71c5;
$custom-dark: #000000;

JSON

{
  "hex": "#3a3aab",
  "rgb": {
    "r": 58,
    "g": 58,
    "b": 171
  },
  "hsl": {
    "h": 240,
    "s": 49.345,
    "l": 44.902
  },
  "oklch": {
    "l": 0.42433,
    "c": 0.17544,
    "h": 275.9
  },
  "luminance": 0.06866
}

Semantic roles & 50–950 ramp

primary

#3A3AAB

secondary

#C1C180

accent

#D94FD9

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #3A3AAB

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

Preview Lab → · Contrast checker → · Palette generator →