#3A3BBB#3A3BBB

#3A3BBB is a dark, vivid blue. Relative luminance 0.076; OKLCH L 44.1% C 0.195 H 274.6°. Best body text is #FFFFFF at 8.32:1 contrast (WCAG AA passes).

Color values

HEX	#3A3BBB
RGB	rgb(58, 59, 187)
HSL	hsl(240, 53%, 48%)
HSV	hsv(240, 69%, 73%)
CMYK	cmyk(69%, 68.4%, 0%, 26.7%)
CIE-LAB	lab(33.17, 40.82, -67.26)
CIE-LCH	lch(33.17, 78.68, 301.25°)
OKLab	oklab(44.08% 0.0156 -0.1943)
OKLCH	oklch(44.08% 0.195 274.6)
XYZ	xyz(12.2756, 7.6142, 47.8268)
Luminance	0.0761 (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

#3A3BBB #BBBA3A

analogous

#3A7BBB #3A3BBB #793ABB

triadic

#3A3BBB #BB3A3B #3BBB3A

tetradic

#3A3BBB #BB3A7B #BBBA3A #3ABB79

square

#3A3BBB #BB3A7B #BBBA3A #3ABB79

split-complementary

#3A3BBB #BB793A #7BBB3A

monochromatic

#1D1E5E #2C2C8C #3A3BBB #6364CF #9293DD

Accessibility & contrast

On white

8.32

#3A3BBB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.52

#3A3BBB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A3BBB

8.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A3BBB	#FFFFFF	#000000	##FFFFFF
##3A3BBB	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)

#0054BF

Deuteranopia (green-blind)

#0048B9

Tritanopia (blue-blind)

#005E76

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #3a3bbb;
/* rgb */ color: rgb(58, 59, 187);
/* oklch */ color: oklch(44.1% 0.195 274.6);

Tailwind

colors: {
  custom: {
    50: '#8272d1',
    500: '#3a3bbb',
    950: '#000000',
  },
}

SCSS

$custom: #3a3bbb;
$custom-light: #8272d1;
$custom-dark: #000000;

JSON

{
  "hex": "#3a3bbb",
  "rgb": {
    "r": 58,
    "g": 59,
    "b": 187
  },
  "hsl": {
    "h": 239.535,
    "s": 52.653,
    "l": 48.039
  },
  "oklch": {
    "l": 0.44084,
    "c": 0.19495,
    "h": 274.6
  },
  "luminance": 0.07615
}

Semantic roles & 50–950 ramp

primary

#3A3BBB

secondary

#C8C888

accent

#DB4CDC

background

#F8F6FD

surface

#F0ECFA

border

#CBC7D3

text

#0C0814

muted

#7D7B83

Preview Lab

Preview with #3A3BBB

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

Preview Lab → · Contrast checker → · Palette generator →