#383AA8#383AA8

#383AA8 is a dark, vivid blue. Relative luminance 0.067; OKLCH L 42.0% C 0.172 H 275.3°. Best body text is #FFFFFF at 8.98:1 contrast (WCAG AA passes).

Color values

HEX	#383AA8
RGB	rgb(56, 58, 168)
HSL	hsl(239, 50%, 44%)
HSV	hsv(239, 67%, 66%)
CMYK	cmyk(66.7%, 65.5%, 0%, 34.1%)
CIE-LAB	lab(31.10, 34.67, -59.35)
CIE-LCH	lch(31.10, 68.74, 300.29°)
OKLab	oklab(42.03% 0.0159 -0.1712)
OKLCH	oklch(42.03% 0.172 275.3)
XYZ	xyz(10.2095, 6.6931, 37.7921)
Luminance	0.0669 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.80

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#383AA8 #A8A638

analogous

#3872A8 #383AA8 #6E38A8

triadic

#383AA8 #A8383A #3AA838

tetradic

#383AA8 #A83872 #A8A638 #38A86E

square

#383AA8 #A83872 #A8A638 #38A86E

split-complementary

#383AA8 #A86E38 #72A838

monochromatic

#191A4C #292A7A #383AA8 #5658C7 #8486D6

Accessibility & contrast

On white

8.98

#383AA8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.34

#383AA8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #383AA8

8.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##383AA8	#FFFFFF	#000000	##FFFFFF
##383AA8	1.00	8.98	2.34	8.98
#FFFFFF	8.98	1.00	21.00	1.00
#000000	2.34	21.00	1.00	21.00
##FFFFFF	8.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EAB

Deuteranopia (green-blind)

#0044A6

Tritanopia (blue-blind)

#00566B

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #383aa8;
/* rgb */ color: rgb(56, 58, 168);
/* oklch */ color: oklch(42.0% 0.172 275.3);

Tailwind

colors: {
  custom: {
    50: '#7d70c3',
    500: '#383aa8',
    950: '#000000',
  },
}

SCSS

$custom: #383aa8;
$custom-light: #7d70c3;
$custom-dark: #000000;

JSON

{
  "hex": "#383aa8",
  "rgb": {
    "r": 56,
    "g": 58,
    "b": 168
  },
  "hsl": {
    "h": 238.929,
    "s": 50,
    "l": 43.922
  },
  "oklch": {
    "l": 0.42025,
    "c": 0.17196,
    "h": 275.3
  },
  "luminance": 0.06694
}

Semantic roles & 50–950 ramp

primary

#383AA8

secondary

#C0BF7C

accent

#D74EDA

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #383AA8

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

Preview Lab → · Contrast checker → · Palette generator →