#383C8D#383C8D

#383C8D is a dark, vivid blue. Relative luminance 0.060; OKLCH L 40.1% C 0.132 H 276.5°. Best body text is #FFFFFF at 9.55:1 contrast (WCAG AA passes).

Color values

HEX	#383C8D
RGB	rgb(56, 60, 141)
HSL	hsl(237, 43%, 39%)
HSV	hsv(237, 60%, 55%)
CMYK	cmyk(60.3%, 57.4%, 0%, 44.7%)
CIE-LAB	lab(29.40, 23.92, -45.69)
CIE-LCH	lch(29.40, 51.57, 297.63°)
OKLab	oklab(40.09% 0.015 -0.1311)
OKLCH	oklch(40.09% 0.132 276.5)
XYZ	xyz(8.0529, 5.9950, 25.9269)
Luminance	0.0600 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#383C8D #8D8938

analogous

#38668D #383C8D #5E388D

triadic

#383C8D #8D383C #3C8D38

tetradic

#383C8D #8D3866 #8D8938 #388D5E

square

#383C8D #8D3866 #8D8938 #388D5E

split-complementary

#383C8D #8D5E38 #668D38

monochromatic

#151735 #272961 #383C8D #4B50B7 #777AC9

Accessibility & contrast

On white

9.55

#383C8D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.20

#383C8D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #383C8D

9.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##383C8D	#FFFFFF	#000000	##FFFFFF
##383C8D	1.00	9.55	2.20	9.55
#FFFFFF	9.55	1.00	21.00	1.00
#000000	2.20	21.00	1.00	21.00
##FFFFFF	9.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004990

Deuteranopia (green-blind)

#00428B

Tritanopia (blue-blind)

#004F5E

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #383c8d;
/* rgb */ color: rgb(56, 60, 141);
/* oklch */ color: oklch(40.1% 0.132 276.5);

Tailwind

colors: {
  custom: {
    50: '#7771af',
    500: '#383c8d',
    950: '#000000',
  },
}

SCSS

$custom: #383c8d;
$custom-light: #7771af;
$custom-dark: #000000;

JSON

{
  "hex": "#383c8d",
  "rgb": {
    "r": 56,
    "g": 60,
    "b": 141
  },
  "hsl": {
    "h": 237.176,
    "s": 43.147,
    "l": 38.627
  },
  "oklch": {
    "l": 0.40087,
    "c": 0.13193,
    "h": 276.5
  },
  "luminance": 0.05996
}

Semantic roles & 50–950 ramp

primary

#383C8D

secondary

#B2AF6F

accent

#CD55D3

background

#F7F6FA

surface

#EEECF4

border

#C9C7CE

text

#090710

muted

#7B7A7F

Preview Lab

Preview with #383C8D

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

Preview Lab → · Contrast checker → · Palette generator →