#383CB7#383CB7

#383CB7 is a dark, vivid blue. Relative luminance 0.075; OKLCH L 43.7% C 0.189 H 273.9°. Best body text is #FFFFFF at 8.41:1 contrast (WCAG AA passes).

Color values

HEX	#383CB7
RGB	rgb(56, 60, 183)
HSL	hsl(238, 53%, 47%)
HSV	hsv(238, 69%, 72%)
CMYK	cmyk(69.4%, 67.2%, 0%, 28.2%)
CIE-LAB	lab(32.90, 38.60, -65.34)
CIE-LCH	lch(32.90, 75.89, 300.57°)
OKLab	oklab(43.75% 0.013 -0.1888)
OKLCH	oklch(43.75% 0.189 273.9)
XYZ	xyz(11.7911, 7.4903, 45.6149)
Luminance	0.0749 (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

#383CB7 #B7B338

analogous

#387CB7 #383CB7 #7438B7

triadic

#383CB7 #B7383C #3CB738

tetradic

#383CB7 #B7387C #B7B338 #38B774

square

#383CB7 #B7387C #B7B338 #38B774

split-complementary

#383CB7 #B77438 #7CB738

monochromatic

#1B1D59 #2A2D88 #383CB7 #5E62CE #8D90DC

Accessibility & contrast

On white

8.41

#383CB7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.50

#383CB7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #383CB7

8.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##383CB7	#FFFFFF	#000000	##FFFFFF
##383CB7	1.00	8.41	2.50	8.41
#FFFFFF	8.41	1.00	21.00	1.00
#000000	2.50	21.00	1.00	21.00
##FFFFFF	8.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053BB

Deuteranopia (green-blind)

#0048B5

Tritanopia (blue-blind)

#005D74

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #383cb7;
/* rgb */ color: rgb(56, 60, 183);
/* oklch */ color: oklch(43.7% 0.189 273.9);

Tailwind

colors: {
  custom: {
    50: '#8072ce',
    500: '#383cb7',
    950: '#000000',
  },
}

SCSS

$custom: #383cb7;
$custom-light: #8072ce;
$custom-dark: #000000;

JSON

{
  "hex": "#383cb7",
  "rgb": {
    "r": 56,
    "g": 60,
    "b": 183
  },
  "hsl": {
    "h": 238.11,
    "s": 53.138,
    "l": 46.863
  },
  "oklch": {
    "l": 0.43745,
    "c": 0.18922,
    "h": 273.9
  },
  "luminance": 0.07491
}

Semantic roles & 50–950 ramp

primary

#383CB7

secondary

#C7C584

accent

#D84BDD

background

#F8F6FC

surface

#F0ECF9

border

#CBC7D2

text

#0C0814

muted

#7D7B82

Preview Lab

Preview with #383CB7

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

Preview Lab → · Contrast checker → · Palette generator →