#383CB9#383CB9

#383CB9 is a dark, vivid blue. Relative luminance 0.076; OKLCH L 43.9% C 0.192 H 273.8°. Best body text is #FFFFFF at 8.35:1 contrast (WCAG AA passes).

Color values

HEX	#383CB9
RGB	rgb(56, 60, 185)
HSL	hsl(238, 54%, 47%)
HSV	hsv(238, 70%, 73%)
CMYK	cmyk(69.7%, 67.6%, 0%, 27.5%)
CIE-LAB	lab(33.08, 39.29, -66.23)
CIE-LCH	lch(33.08, 77.00, 300.68°)
OKLab	oklab(43.93% 0.0128 -0.1913)
OKLCH	oklch(43.93% 0.192 273.8)
XYZ	xyz(12.0008, 7.5741, 46.7190)
Luminance	0.0757 (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

#383CB9 #B9B538

analogous

#387CB9 #383CB9 #7538B9

triadic

#383CB9 #B9383C #3CB938

tetradic

#383CB9 #B9387C #B9B538 #38B975

square

#383CB9 #B9387C #B9B538 #38B975

split-complementary

#383CB9 #B97538 #7CB938

monochromatic

#1C1E5B #2A2D8A #383CB9 #5F63CF #8E91DD

Accessibility & contrast

On white

8.35

#383CB9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.51

#383CB9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #383CB9

8.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##383CB9	#FFFFFF	#000000	##FFFFFF
##383CB9	1.00	8.35	2.51	8.35
#FFFFFF	8.35	1.00	21.00	1.00
#000000	2.51	21.00	1.00	21.00
##FFFFFF	8.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054BD

Deuteranopia (green-blind)

#0048B7

Tritanopia (blue-blind)

#005D75

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #383cb9;
/* rgb */ color: rgb(56, 60, 185);
/* oklch */ color: oklch(43.9% 0.192 273.8);

Tailwind

colors: {
  custom: {
    50: '#8072cf',
    500: '#383cb9',
    950: '#000000',
  },
}

SCSS

$custom: #383cb9;
$custom-light: #8072cf;
$custom-dark: #000000;

JSON

{
  "hex": "#383cb9",
  "rgb": {
    "r": 56,
    "g": 60,
    "b": 185
  },
  "hsl": {
    "h": 238.14,
    "s": 53.527,
    "l": 47.255
  },
  "oklch": {
    "l": 0.43932,
    "c": 0.19178,
    "h": 273.8
  },
  "luminance": 0.07575
}

Semantic roles & 50–950 ramp

primary

#383CB9

secondary

#C8C685

accent

#D84BDD

background

#F8F6FC

surface

#F0ECF9

border

#CBC7D2

text

#0C0814

muted

#7D7B82

Preview Lab

Preview with #383CB9

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

Preview Lab → · Contrast checker → · Palette generator →