#383FAA#383FAA

#383FAA is a dark, vivid blue. Relative luminance 0.073; OKLCH L 43.1% C 0.169 H 274.0°. Best body text is #FFFFFF at 8.54:1 contrast (WCAG AA passes).

Color values

HEX	#383FAA
RGB	rgb(56, 63, 170)
HSL	hsl(236, 50%, 44%)
HSV	hsv(236, 67%, 67%)
CMYK	cmyk(67.1%, 62.9%, 0%, 33.3%)
CIE-LAB	lab(32.47, 32.20, -58.30)
CIE-LCH	lch(32.47, 66.60, 298.91°)
OKLab	oklab(43.09% 0.0118 -0.1681)
OKLCH	oklch(43.09% 0.169 274)
XYZ	xyz(10.6617, 7.2971, 38.8690)
Luminance	0.0730 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#383FAA #AAA338

analogous

#3878AA #383FAA #6A38AA

triadic

#383FAA #AA383F #3FAA38

tetradic

#383FAA #AA3878 #AAA338 #38AA6A

square

#383FAA #AA3878 #AAA338 #38AA6A

split-complementary

#383FAA #AA6A38 #78AA38

monochromatic

#1A1D4E #292E7C #383FAA #575EC8 #858AD7

Accessibility & contrast

On white

8.54

#383FAA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.46

#383FAA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #383FAA

8.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##383FAA	#FFFFFF	#000000	##FFFFFF
##383FAA	1.00	8.54	2.46	8.54
#FFFFFF	8.54	1.00	21.00	1.00
#000000	2.46	21.00	1.00	21.00
##FFFFFF	8.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052AD

Deuteranopia (green-blind)

#0047A8

Tritanopia (blue-blind)

#005A6E

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #383faa;
/* rgb */ color: rgb(56, 63, 170);
/* oklch */ color: oklch(43.1% 0.169 274.0);

Tailwind

colors: {
  custom: {
    50: '#7d74c4',
    500: '#383faa',
    950: '#000000',
  },
}

SCSS

$custom: #383faa;
$custom-light: #7d74c4;
$custom-dark: #000000;

JSON

{
  "hex": "#383faa",
  "rgb": {
    "r": 56,
    "g": 63,
    "b": 170
  },
  "hsl": {
    "h": 236.316,
    "s": 50.442,
    "l": 44.314
  },
  "oklch": {
    "l": 0.43086,
    "c": 0.16852,
    "h": 274
  },
  "luminance": 0.07298
}

Semantic roles & 50–950 ramp

primary

#383FAA

secondary

#C1BD7D

accent

#D14EDA

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #383FAA

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

Preview Lab → · Contrast checker → · Palette generator →