#383EA1#383EA1

#383EA1 is a dark, vivid blue. Relative luminance 0.069; OKLCH L 42.1% C 0.158 H 274.7°. Best body text is #FFFFFF at 8.85:1 contrast (WCAG AA passes).

Color values

HEX	#383EA1
RGB	rgb(56, 62, 161)
HSL	hsl(237, 48%, 43%)
HSV	hsv(237, 65%, 63%)
CMYK	cmyk(65.2%, 61.5%, 0%, 36.9%)
CIE-LAB	lab(31.48, 29.67, -54.51)
CIE-LCH	lch(31.48, 62.06, 298.56°)
OKLab	oklab(42.12% 0.013 -0.157)
OKLCH	oklch(42.12% 0.158 274.7)
XYZ	xyz(9.7844, 6.8584, 34.5195)
Luminance	0.0686 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#383EA1 #A19B38

analogous

#3873A1 #383EA1 #6638A1

triadic

#383EA1 #A1383E #3EA138

tetradic

#383EA1 #A13873 #A19B38 #38A166

square

#383EA1 #A13873 #A19B38 #38A166

split-complementary

#383EA1 #A16638 #73A138

monochromatic

#181B46 #282D74 #383EA1 #5359C3 #8085D3

Accessibility & contrast

On white

8.85

#383EA1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.37

#383EA1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #383EA1

8.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##383EA1	#FFFFFF	#000000	##FFFFFF
##383EA1	1.00	8.85	2.37	8.85
#FFFFFF	8.85	1.00	21.00	1.00
#000000	2.37	21.00	1.00	21.00
##FFFFFF	8.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FA4

Deuteranopia (green-blind)

#00459F

Tritanopia (blue-blind)

#005769

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #383ea1;
/* rgb */ color: rgb(56, 62, 161);
/* oklch */ color: oklch(42.1% 0.158 274.7);

Tailwind

colors: {
  custom: {
    50: '#7b73be',
    500: '#383ea1',
    950: '#000000',
  },
}

SCSS

$custom: #383ea1;
$custom-light: #7b73be;
$custom-dark: #000000;

JSON

{
  "hex": "#383ea1",
  "rgb": {
    "r": 56,
    "g": 62,
    "b": 161
  },
  "hsl": {
    "h": 236.571,
    "s": 48.387,
    "l": 42.549
  },
  "oklch": {
    "l": 0.42124,
    "c": 0.15752,
    "h": 274.7
  },
  "luminance": 0.06859
}

Semantic roles & 50–950 ramp

primary

#383EA1

secondary

#BCB978

accent

#D050D8

background

#F8F7FB

surface

#EFEDF7

border

#CAC8D0

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #383EA1

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

Preview Lab → · Contrast checker → · Palette generator →