#383EA0#383EA0

#383EA0 is a dark, vivid blue. Relative luminance 0.068; OKLCH L 42.0% C 0.156 H 274.8°. Best body text is #FFFFFF at 8.88:1 contrast (WCAG AA passes).

Color values

HEX	#383EA0
RGB	rgb(56, 62, 160)
HSL	hsl(237, 48%, 42%)
HSV	hsv(237, 65%, 63%)
CMYK	cmyk(65%, 61.2%, 0%, 37.3%)
CIE-LAB	lab(31.40, 29.32, -54.04)
CIE-LCH	lch(31.40, 61.48, 298.48°)
OKLab	oklab(42.04% 0.013 -0.1556)
OKLCH	oklch(42.04% 0.156 274.8)
XYZ	xyz(9.6966, 6.8232, 34.0569)
Luminance	0.0682 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#383EA0 #A09A38

analogous

#3872A0 #383EA0 #6638A0

triadic

#383EA0 #A0383E #3EA038

tetradic

#383EA0 #A03872 #A09A38 #38A066

square

#383EA0 #A03872 #A09A38 #38A066

split-complementary

#383EA0 #A06638 #72A038

monochromatic

#181B45 #282C73 #383EA0 #5359C3 #8085D3

Accessibility & contrast

On white

8.88

#383EA0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.36

#383EA0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #383EA0

8.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##383EA0	#FFFFFF	#000000	##FFFFFF
##383EA0	1.00	8.88	2.36	8.88
#FFFFFF	8.88	1.00	21.00	1.00
#000000	2.36	21.00	1.00	21.00
##FFFFFF	8.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FA3

Deuteranopia (green-blind)

#00459E

Tritanopia (blue-blind)

#005669

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #383ea0;
/* rgb */ color: rgb(56, 62, 160);
/* oklch */ color: oklch(42.0% 0.156 274.8);

Tailwind

colors: {
  custom: {
    50: '#7b73bd',
    500: '#383ea0',
    950: '#000000',
  },
}

SCSS

$custom: #383ea0;
$custom-light: #7b73bd;
$custom-dark: #000000;

JSON

{
  "hex": "#383ea0",
  "rgb": {
    "r": 56,
    "g": 62,
    "b": 160
  },
  "hsl": {
    "h": 236.538,
    "s": 48.148,
    "l": 42.353
  },
  "oklch": {
    "l": 0.42039,
    "c": 0.15613,
    "h": 274.8
  },
  "luminance": 0.06824
}

Semantic roles & 50–950 ramp

primary

#383EA0

secondary

#BCB878

accent

#D050D8

background

#F8F7FB

surface

#EFEDF7

border

#CAC8D0

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #383EA0

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

Preview Lab → · Contrast checker → · Palette generator →