#383BA6#383BA6

#383BA6 is a dark, vivid blue. Relative luminance 0.067; OKLCH L 42.0% C 0.168 H 275.2°. Best body text is #FFFFFF at 8.96:1 contrast (WCAG AA passes).

Color values

HEX	#383BA6
RGB	rgb(56, 59, 166)
HSL	hsl(238, 50%, 44%)
HSV	hsv(238, 66%, 65%)
CMYK	cmyk(66.3%, 64.5%, 0%, 34.9%)
CIE-LAB	lab(31.16, 33.35, -58.04)
CIE-LCH	lch(31.16, 66.94, 299.88°)
OKLab	oklab(42.02% 0.0153 -0.1674)
OKLCH	oklch(42.02% 0.168 275.2)
XYZ	xyz(10.0755, 6.7210, 36.8353)
Luminance	0.0672 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.07

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#383BA6 #A6A338

analogous

#3872A6 #383BA6 #6C38A6

triadic

#383BA6 #A6383B #3BA638

tetradic

#383BA6 #A63872 #A6A338 #38A66C

square

#383BA6 #A63872 #A6A338 #38A66C

split-complementary

#383BA6 #A66C38 #72A638

monochromatic

#191A4A #292B78 #383BA6 #5558C6 #8385D5

Accessibility & contrast

On white

8.96

#383BA6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.34

#383BA6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #383BA6

8.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##383BA6	#FFFFFF	#000000	##FFFFFF
##383BA6	1.00	8.96	2.34	8.96
#FFFFFF	8.96	1.00	21.00	1.00
#000000	2.34	21.00	1.00	21.00
##FFFFFF	8.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EA9

Deuteranopia (green-blind)

#0044A4

Tritanopia (blue-blind)

#00566B

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #383ba6;
/* rgb */ color: rgb(56, 59, 166);
/* oklch */ color: oklch(42.0% 0.168 275.2);

Tailwind

colors: {
  custom: {
    50: '#7c71c1',
    500: '#383ba6',
    950: '#000000',
  },
}

SCSS

$custom: #383ba6;
$custom-light: #7c71c1;
$custom-dark: #000000;

JSON

{
  "hex": "#383ba6",
  "rgb": {
    "r": 56,
    "g": 59,
    "b": 166
  },
  "hsl": {
    "h": 238.364,
    "s": 49.55,
    "l": 43.529
  },
  "oklch": {
    "l": 0.4202,
    "c": 0.16807,
    "h": 275.2
  },
  "luminance": 0.06722
}

Semantic roles & 50–950 ramp

primary

#383BA6

secondary

#BFBD7B

accent

#D54FD9

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0B0712

muted

#7C7A81

Preview Lab

Preview with #383BA6

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

Preview Lab → · Contrast checker → · Palette generator →