#383EA6#383EA6

#383EA6 is a dark, vivid blue. Relative luminance 0.070; OKLCH L 42.6% C 0.164 H 274.5°. Best body text is #FFFFFF at 8.72:1 contrast (WCAG AA passes).

Color values

HEX	#383EA6
RGB	rgb(56, 62, 166)
HSL	hsl(237, 50%, 44%)
HSV	hsv(237, 66%, 65%)
CMYK	cmyk(66.3%, 62.7%, 0%, 34.9%)
CIE-LAB	lab(31.89, 31.43, -56.85)
CIE-LCH	lch(31.89, 64.96, 298.94°)
OKLab	oklab(42.56% 0.0128 -0.1638)
OKLCH	oklch(42.56% 0.164 274.5)
XYZ	xyz(10.2342, 7.0383, 36.8882)
Luminance	0.0704 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#383EA6 #A6A038

analogous

#3875A6 #383EA6 #6938A6

triadic

#383EA6 #A6383E #3EA638

tetradic

#383EA6 #A63875 #A6A038 #38A669

square

#383EA6 #A63875 #A6A038 #38A669

split-complementary

#383EA6 #A66938 #75A638

monochromatic

#191C4A #292D78 #383EA6 #555CC6 #8388D5

Accessibility & contrast

On white

8.72

#383EA6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.41

#383EA6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #383EA6

8.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##383EA6	#FFFFFF	#000000	##FFFFFF
##383EA6	1.00	8.72	2.41	8.72
#FFFFFF	8.72	1.00	21.00	1.00
#000000	2.41	21.00	1.00	21.00
##FFFFFF	8.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050A9

Deuteranopia (green-blind)

#0046A4

Tritanopia (blue-blind)

#00586C

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #383ea6;
/* rgb */ color: rgb(56, 62, 166);
/* oklch */ color: oklch(42.6% 0.164 274.5);

Tailwind

colors: {
  custom: {
    50: '#7c73c1',
    500: '#383ea6',
    950: '#000000',
  },
}

SCSS

$custom: #383ea6;
$custom-light: #7c73c1;
$custom-dark: #000000;

JSON

{
  "hex": "#383ea6",
  "rgb": {
    "r": 56,
    "g": 62,
    "b": 166
  },
  "hsl": {
    "h": 236.727,
    "s": 49.55,
    "l": 43.529
  },
  "oklch": {
    "l": 0.42556,
    "c": 0.16435,
    "h": 274.5
  },
  "luminance": 0.07039
}

Semantic roles & 50–950 ramp

primary

#383EA6

secondary

#BFBB7B

accent

#D24FD9

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0812

muted

#7C7B81

Preview Lab

Preview with #383EA6

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

Preview Lab → · Contrast checker → · Palette generator →