#383BA3#383BA3

#383BA3 is a dark, vivid blue. Relative luminance 0.066; OKLCH L 41.8% C 0.164 H 275.4°. Best body text is #FFFFFF at 9.04:1 contrast (WCAG AA passes).

Color values

HEX	#383BA3
RGB	rgb(56, 59, 163)
HSL	hsl(238, 49%, 43%)
HSV	hsv(238, 66%, 64%)
CMYK	cmyk(65.6%, 63.8%, 0%, 36.1%)
CIE-LAB	lab(30.91, 32.30, -56.65)
CIE-LCH	lch(30.91, 65.21, 299.69°)
OKLab	oklab(41.75% 0.0155 -0.1633)
OKLCH	oklch(41.75% 0.164 275.4)
XYZ	xyz(9.8035, 6.6122, 35.4029)
Luminance	0.0661 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.43

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#383BA3 #A3A038

analogous

#3870A3 #383BA3 #6B38A3

triadic

#383BA3 #A3383B #3BA338

tetradic

#383BA3 #A33870 #A3A038 #38A36B

square

#383BA3 #A33870 #A3A038 #38A36B

split-complementary

#383BA3 #A36B38 #70A338

monochromatic

#191A48 #282B75 #383BA3 #5457C4 #8284D4

Accessibility & contrast

On white

9.04

#383BA3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.32

#383BA3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #383BA3

9.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##383BA3	#FFFFFF	#000000	##FFFFFF
##383BA3	1.00	9.04	2.32	9.04
#FFFFFF	9.04	1.00	21.00	1.00
#000000	2.32	21.00	1.00	21.00
##FFFFFF	9.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EA6

Deuteranopia (green-blind)

#0044A1

Tritanopia (blue-blind)

#005569

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #383ba3;
/* rgb */ color: rgb(56, 59, 163);
/* oklch */ color: oklch(41.8% 0.164 275.4);

Tailwind

colors: {
  custom: {
    50: '#7c71bf',
    500: '#383ba3',
    950: '#000000',
  },
}

SCSS

$custom: #383ba3;
$custom-light: #7c71bf;
$custom-dark: #000000;

JSON

{
  "hex": "#383ba3",
  "rgb": {
    "r": 56,
    "g": 59,
    "b": 163
  },
  "hsl": {
    "h": 238.318,
    "s": 48.858,
    "l": 42.941
  },
  "oklch": {
    "l": 0.41753,
    "c": 0.16403,
    "h": 275.4
  },
  "luminance": 0.06613
}

Semantic roles & 50–950 ramp

primary

#383BA3

secondary

#BDBC79

accent

#D54FD8

background

#F8F6FB

surface

#EFECF7

border

#CAC7D0

text

#0B0712

muted

#7C7A81

Preview Lab

Preview with #383BA3

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

Preview Lab → · Contrast checker → · Palette generator →