#383583#383583

#383583 is a dark, vivid blue. Relative luminance 0.050; OKLCH L 37.9% C 0.127 H 280.2°. Best body text is #FFFFFF at 10.47:1 contrast (WCAG AA passes).

Color values

HEX	#383583
RGB	rgb(56, 53, 131)
HSL	hsl(242, 42%, 36%)
HSV	hsv(242, 60%, 51%)
CMYK	cmyk(57.3%, 59.5%, 0%, 48.6%)
CIE-LAB	lab(26.81, 25.07, -43.68)
CIE-LCH	lch(26.81, 50.36, 299.85°)
OKLab	oklab(37.92% 0.0224 -0.1252)
OKLCH	oklch(37.92% 0.127 280.2)
XYZ	xyz(6.9994, 5.0252, 22.0695)
Luminance	0.0503 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#383583 #808335

analogous

#355983 #383583 #5F3583

triadic

#383583 #833835 #358338

tetradic

#383583 #833559 #808335 #35835F

square

#383583 #833559 #808335 #35835F

split-complementary

#383583 #835F35 #598335

monochromatic

#13122C #252357 #383583 #4B47AF #716EC4

Accessibility & contrast

On white

10.47

#383583 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#383583 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #383583

10.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##383583	#FFFFFF	#000000	##FFFFFF
##383583	1.00	10.47	2.01	10.47
#FFFFFF	10.47	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004286

Deuteranopia (green-blind)

#003C81

Tritanopia (blue-blind)

#134756

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #383583;
/* rgb */ color: rgb(56, 53, 131);
/* oklch */ color: oklch(37.9% 0.127 280.2);

Tailwind

colors: {
  custom: {
    50: '#766ca8',
    500: '#383583',
    950: '#000000',
  },
}

SCSS

$custom: #383583;
$custom-light: #766ca8;
$custom-dark: #000000;

JSON

{
  "hex": "#383583",
  "rgb": {
    "r": 56,
    "g": 53,
    "b": 131
  },
  "hsl": {
    "h": 242.308,
    "s": 42.391,
    "l": 36.078
  },
  "oklch": {
    "l": 0.3792,
    "c": 0.1272,
    "h": 280.2
  },
  "luminance": 0.05026
}

Semantic roles & 50–950 ramp

primary

#383583

secondary

#AAAD67

accent

#D256CD

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#090710

muted

#7B7A7F

Preview Lab

Preview with #383583

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

Preview Lab → · Contrast checker → · Palette generator →