#383FA9#383FA9

#383FA9 is a dark, vivid blue. Relative luminance 0.073; OKLCH L 43.0% C 0.167 H 274.1°. Best body text is #FFFFFF at 8.56:1 contrast (WCAG AA passes).

Color values

HEX	#383FA9
RGB	rgb(56, 63, 169)
HSL	hsl(236, 50%, 44%)
HSV	hsv(236, 67%, 66%)
CMYK	cmyk(66.9%, 62.7%, 0%, 33.7%)
CIE-LAB	lab(32.39, 31.85, -57.84)
CIE-LCH	lch(32.39, 66.03, 298.84°)
OKLab	oklab(43% 0.0118 -0.1667)
OKLCH	oklch(43% 0.167 274.1)
XYZ	xyz(10.5674, 7.2594, 38.3727)
Luminance	0.0726 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#383FA9 #A9A238

analogous

#3878A9 #383FA9 #6A38A9

triadic

#383FA9 #A9383F #3FA938

tetradic

#383FA9 #A93878 #A9A238 #38A96A

square

#383FA9 #A93878 #A9A238 #38A96A

split-complementary

#383FA9 #A96A38 #78A938

monochromatic

#1A1D4D #292E7B #383FA9 #575EC7 #858AD7

Accessibility & contrast

On white

8.56

#383FA9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.45

#383FA9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #383FA9

8.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##383FA9	#FFFFFF	#000000	##FFFFFF
##383FA9	1.00	8.56	2.45	8.56
#FFFFFF	8.56	1.00	21.00	1.00
#000000	2.45	21.00	1.00	21.00
##FFFFFF	8.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051AC

Deuteranopia (green-blind)

#0047A7

Tritanopia (blue-blind)

#005A6E

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #383fa9;
/* rgb */ color: rgb(56, 63, 169);
/* oklch */ color: oklch(43.0% 0.167 274.1);

Tailwind

colors: {
  custom: {
    50: '#7d74c3',
    500: '#383fa9',
    950: '#000000',
  },
}

SCSS

$custom: #383fa9;
$custom-light: #7d74c3;
$custom-dark: #000000;

JSON

{
  "hex": "#383fa9",
  "rgb": {
    "r": 56,
    "g": 63,
    "b": 169
  },
  "hsl": {
    "h": 236.283,
    "s": 50.222,
    "l": 44.118
  },
  "oklch": {
    "l": 0.42998,
    "c": 0.16717,
    "h": 274.1
  },
  "luminance": 0.0726
}

Semantic roles & 50–950 ramp

primary

#383FA9

secondary

#C0BC7C

accent

#D14EDA

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #383FA9

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

Preview Lab → · Contrast checker → · Palette generator →