#3A3CA7#3A3CA7

#3A3CA7 is a dark, vivid blue. Relative luminance 0.069; OKLCH L 42.4% C 0.168 H 275.7°. Best body text is #FFFFFF at 8.81:1 contrast (WCAG AA passes).

Color values

HEX	#3A3CA7
RGB	rgb(58, 60, 167)
HSL	hsl(239, 48%, 44%)
HSV	hsv(239, 65%, 65%)
CMYK	cmyk(65.3%, 64.1%, 0%, 34.5%)
CIE-LAB	lab(31.63, 33.36, -57.88)
CIE-LCH	lch(31.63, 66.81, 299.95°)
OKLab	oklab(42.42% 0.0168 -0.1668)
OKLCH	oklch(42.42% 0.168 275.7)
XYZ	xyz(10.3335, 6.9204, 37.3429)
Luminance	0.0692 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.81

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A3CA7 #A7A53A

analogous

#3A73A7 #3A3CA7 #6F3AA7

triadic

#3A3CA7 #A73A3C #3CA73A

tetradic

#3A3CA7 #A73A73 #A7A53A #3AA76F

square

#3A3CA7 #A73A73 #A7A53A #3AA76F

split-complementary

#3A3CA7 #A76F3A #73A73A

monochromatic

#1A1B4C #2A2C7A #3A3CA7 #595BC5 #8688D5

Accessibility & contrast

On white

8.81

#3A3CA7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.38

#3A3CA7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A3CA7

8.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A3CA7	#FFFFFF	#000000	##FFFFFF
##3A3CA7	1.00	8.81	2.38	8.81
#FFFFFF	8.81	1.00	21.00	1.00
#000000	2.38	21.00	1.00	21.00
##FFFFFF	8.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FAA

Deuteranopia (green-blind)

#0046A5

Tritanopia (blue-blind)

#00576C

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #3a3ca7;
/* rgb */ color: rgb(58, 60, 167);
/* oklch */ color: oklch(42.4% 0.168 275.7);

Tailwind

colors: {
  custom: {
    50: '#7d72c2',
    500: '#3a3ca7',
    950: '#000000',
  },
}

SCSS

$custom: #3a3ca7;
$custom-light: #7d72c2;
$custom-dark: #000000;

JSON

{
  "hex": "#3a3ca7",
  "rgb": {
    "r": 58,
    "g": 60,
    "b": 167
  },
  "hsl": {
    "h": 238.899,
    "s": 48.444,
    "l": 44.118
  },
  "oklch": {
    "l": 0.42419,
    "c": 0.16769,
    "h": 275.7
  },
  "luminance": 0.06921
}

Semantic roles & 50–950 ramp

primary

#3A3CA7

secondary

#BFBE7E

accent

#D650D8

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0B0812

muted

#7C7B81

Preview Lab

Preview with #3A3CA7

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

Preview Lab → · Contrast checker → · Palette generator →