#3A3BB8#3A3BB8

#3A3BB8 is a dark, vivid blue. Relative luminance 0.075; OKLCH L 43.8% C 0.191 H 274.8°. Best body text is #FFFFFF at 8.41:1 contrast (WCAG AA passes).

Color values

HEX	#3A3BB8
RGB	rgb(58, 59, 184)
HSL	hsl(240, 52%, 47%)
HSV	hsv(240, 68%, 72%)
CMYK	cmyk(68.5%, 67.9%, 0%, 27.8%)
CIE-LAB	lab(32.89, 39.80, -65.94)
CIE-LCH	lch(32.89, 77.02, 301.11°)
OKLab	oklab(43.8% 0.0159 -0.1905)
OKLCH	oklch(43.8% 0.191 274.8)
XYZ	xyz(11.9578, 7.4871, 46.1531)
Luminance	0.0749 (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

#3A3BB8 #B8B73A

analogous

#3A7AB8 #3A3BB8 #783AB8

triadic

#3A3BB8 #B83A3B #3BB83A

tetradic

#3A3BB8 #B83A7A #B8B73A #3AB878

square

#3A3BB8 #B83A7A #B8B73A #3AB878

split-complementary

#3A3BB8 #B8783A #7AB83A

monochromatic

#1D1D5B #2B2C89 #3A3BB8 #6263CD #9091DC

Accessibility & contrast

On white

8.41

#3A3BB8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.50

#3A3BB8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A3BB8

8.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A3BB8	#FFFFFF	#000000	##FFFFFF
##3A3BB8	1.00	8.41	2.50	8.41
#FFFFFF	8.41	1.00	21.00	1.00
#000000	2.50	21.00	1.00	21.00
##FFFFFF	8.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053BC

Deuteranopia (green-blind)

#0048B6

Tritanopia (blue-blind)

#005C74

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #3a3bb8;
/* rgb */ color: rgb(58, 59, 184);
/* oklch */ color: oklch(43.8% 0.191 274.8);

Tailwind

colors: {
  custom: {
    50: '#8172ce',
    500: '#3a3bb8',
    950: '#000000',
  },
}

SCSS

$custom: #3a3bb8;
$custom-light: #8172ce;
$custom-dark: #000000;

JSON

{
  "hex": "#3a3bb8",
  "rgb": {
    "r": 58,
    "g": 59,
    "b": 184
  },
  "hsl": {
    "h": 239.524,
    "s": 52.066,
    "l": 47.451
  },
  "oklch": {
    "l": 0.43801,
    "c": 0.19113,
    "h": 274.8
  },
  "luminance": 0.07488
}

Semantic roles & 50–950 ramp

primary

#3A3BB8

secondary

#C7C687

accent

#DA4CDC

background

#F8F6FC

surface

#F0ECF9

border

#CBC7D2

text

#0C0814

muted

#7D7B82

Preview Lab

Preview with #3A3BB8

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

Preview Lab → · Contrast checker → · Palette generator →