#3A3CA3#3A3CA3

#3A3CA3 is a dark, vivid blue. Relative luminance 0.068; OKLCH L 42.1% C 0.162 H 276.0°. Best body text is #FFFFFF at 8.92:1 contrast (WCAG AA passes).

Color values

HEX	#3A3CA3
RGB	rgb(58, 60, 163)
HSL	hsl(239, 48%, 43%)
HSV	hsv(239, 64%, 64%)
CMYK	cmyk(64.4%, 63.2%, 0%, 36.1%)
CIE-LAB	lab(31.29, 31.97, -56.02)
CIE-LCH	lch(31.29, 64.51, 299.71°)
OKLab	oklab(42.07% 0.0171 -0.1614)
OKLCH	oklch(42.07% 0.162 276)
XYZ	xyz(9.9695, 6.7748, 35.4255)
Luminance	0.0678 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.31

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A3CA3 #A3A13A

analogous

#3A70A3 #3A3CA3 #6C3AA3

triadic

#3A3CA3 #A33A3C #3CA33A

tetradic

#3A3CA3 #A33A70 #A3A13A #3AA36C

square

#3A3CA3 #A33A70 #A3A13A #3AA36C

split-complementary

#3A3CA3 #A36C3A #70A33A

monochromatic

#1A1B49 #2A2B76 #3A3CA3 #5759C3 #8486D3

Accessibility & contrast

On white

8.92

#3A3CA3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.36

#3A3CA3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A3CA3

8.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A3CA3	#FFFFFF	#000000	##FFFFFF
##3A3CA3	1.00	8.92	2.36	8.92
#FFFFFF	8.92	1.00	21.00	1.00
#000000	2.36	21.00	1.00	21.00
##FFFFFF	8.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EA6

Deuteranopia (green-blind)

#0045A1

Tritanopia (blue-blind)

#00566A

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #3a3ca3;
/* rgb */ color: rgb(58, 60, 163);
/* oklch */ color: oklch(42.1% 0.162 276.0);

Tailwind

colors: {
  custom: {
    50: '#7c72bf',
    500: '#3a3ca3',
    950: '#000000',
  },
}

SCSS

$custom: #3a3ca3;
$custom-light: #7c72bf;
$custom-dark: #000000;

JSON

{
  "hex": "#3a3ca3",
  "rgb": {
    "r": 58,
    "g": 60,
    "b": 163
  },
  "hsl": {
    "h": 238.857,
    "s": 47.511,
    "l": 43.333
  },
  "oklch": {
    "l": 0.42068,
    "c": 0.16229,
    "h": 276
  },
  "luminance": 0.06776
}

Semantic roles & 50–950 ramp

primary

#3A3CA3

secondary

#BDBC7C

accent

#D551D7

background

#F8F6FB

surface

#EFECF7

border

#CAC7D0

text

#0B0812

muted

#7C7B81

Preview Lab

Preview with #3A3CA3

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

Preview Lab → · Contrast checker → · Palette generator →