#3A3BB2#3A3BB2

#3A3BB2 is a dark, vivid blue. Relative luminance 0.072; OKLCH L 43.2% C 0.183 H 275.2°. Best body text is #FFFFFF at 8.58:1 contrast (WCAG AA passes).

Color values

HEX	#3A3BB2
RGB	rgb(58, 59, 178)
HSL	hsl(240, 51%, 46%)
HSV	hsv(240, 67%, 70%)
CMYK	cmyk(67.4%, 66.9%, 0%, 30.2%)
CIE-LAB	lab(32.35, 37.76, -63.27)
CIE-LCH	lch(32.35, 73.68, 300.83°)
OKLab	oklab(43.24% 0.0166 -0.1826)
OKLCH	oklch(43.24% 0.183 275.2)
XYZ	xyz(11.3421, 7.2408, 42.9107)
Luminance	0.0724 (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

#3A3BB2 #B2B13A

analogous

#3A77B2 #3A3BB2 #753AB2

triadic

#3A3BB2 #B23A3B #3BB23A

tetradic

#3A3BB2 #B23A77 #B2B13A #3AB275

square

#3A3BB2 #B23A77 #B2B13A #3AB275

split-complementary

#3A3BB2 #B2753A #77B23A

monochromatic

#1C1C56 #2B2C84 #3A3BB2 #5F5FCB #8D8DDA

Accessibility & contrast

On white

8.58

#3A3BB2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.45

#3A3BB2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A3BB2

8.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A3BB2	#FFFFFF	#000000	##FFFFFF
##3A3BB2	1.00	8.58	2.45	8.58
#FFFFFF	8.58	1.00	21.00	1.00
#000000	2.45	21.00	1.00	21.00
##FFFFFF	8.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052B6

Deuteranopia (green-blind)

#0047B0

Tritanopia (blue-blind)

#005A71

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #3a3bb2;
/* rgb */ color: rgb(58, 59, 178);
/* oklch */ color: oklch(43.2% 0.183 275.2);

Tailwind

colors: {
  custom: {
    50: '#8071ca',
    500: '#3a3bb2',
    950: '#000000',
  },
}

SCSS

$custom: #3a3bb2;
$custom-light: #8071ca;
$custom-dark: #000000;

JSON

{
  "hex": "#3a3bb2",
  "rgb": {
    "r": 58,
    "g": 59,
    "b": 178
  },
  "hsl": {
    "h": 239.5,
    "s": 50.847,
    "l": 46.275
  },
  "oklch": {
    "l": 0.43243,
    "c": 0.1834,
    "h": 275.2
  },
  "luminance": 0.07242
}

Semantic roles & 50–950 ramp

primary

#3A3BB2

secondary

#C4C483

accent

#D94DDA

background

#F8F6FC

surface

#F0ECF9

border

#CBC7D2

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #3A3BB2

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

Preview Lab → · Contrast checker → · Palette generator →