#383DBC#383DBC

#383DBC is a dark, vivid blue. Relative luminance 0.078; OKLCH L 44.4% C 0.194 H 273.5°. Best body text is #FFFFFF at 8.20:1 contrast (WCAG AA passes).

Color values

HEX	#383DBC
RGB	rgb(56, 61, 188)
HSL	hsl(238, 54%, 48%)
HSV	hsv(238, 70%, 74%)
CMYK	cmyk(70.2%, 67.6%, 0%, 26.3%)
CIE-LAB	lab(33.58, 39.70, -67.18)
CIE-LCH	lch(33.58, 78.03, 300.58°)
OKLab	oklab(44.38% 0.0118 -0.1941)
OKLCH	oklch(44.38% 0.194 273.5)
XYZ	xyz(12.3737, 7.8079, 48.4222)
Luminance	0.0781 (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

#383DBC #BCB738

analogous

#387FBC #383DBC #7538BC

triadic

#383DBC #BC383D #3DBC38

tetradic

#383DBC #BC387F #BCB738 #38BC75

square

#383DBC #BC387F #BCB738 #38BC75

split-complementary

#383DBC #BC7538 #7FBC38

monochromatic

#1C1E5E #2A2E8D #383DBC #6165D0 #9093DE

Accessibility & contrast

On white

8.20

#383DBC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.56

#383DBC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #383DBC

8.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##383DBC	#FFFFFF	#000000	##FFFFFF
##383DBC	1.00	8.20	2.56	8.20
#FFFFFF	8.20	1.00	21.00	1.00
#000000	2.56	21.00	1.00	21.00
##FFFFFF	8.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055C0

Deuteranopia (green-blind)

#0049BA

Tritanopia (blue-blind)

#005F77

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #383dbc;
/* rgb */ color: rgb(56, 61, 188);
/* oklch */ color: oklch(44.4% 0.194 273.5);

Tailwind

colors: {
  custom: {
    50: '#8173d1',
    500: '#383dbc',
    950: '#000000',
  },
}

SCSS

$custom: #383dbc;
$custom-light: #8173d1;
$custom-dark: #000000;

JSON

{
  "hex": "#383dbc",
  "rgb": {
    "r": 56,
    "g": 61,
    "b": 188
  },
  "hsl": {
    "h": 237.727,
    "s": 54.098,
    "l": 47.843
  },
  "oklch": {
    "l": 0.44378,
    "c": 0.19449,
    "h": 273.5
  },
  "luminance": 0.07809
}

Semantic roles & 50–950 ramp

primary

#383DBC

secondary

#C9C687

accent

#D84ADD

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0814

muted

#7D7B83

Preview Lab

Preview with #383DBC

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

Preview Lab → · Contrast checker → · Palette generator →