#383CB0#383CB0

#383CB0 is a dark, vivid blue. Relative luminance 0.072; OKLCH L 43.1% C 0.180 H 274.4°. Best body text is #FFFFFF at 8.60:1 contrast (WCAG AA passes).

Color values

HEX	#383CB0
RGB	rgb(56, 60, 176)
HSL	hsl(238, 52%, 45%)
HSV	hsv(238, 68%, 69%)
CMYK	cmyk(68.2%, 65.9%, 0%, 31%)
CIE-LAB	lab(32.27, 36.19, -62.21)
CIE-LCH	lch(32.27, 71.97, 300.19°)
OKLab	oklab(43.1% 0.0137 -0.1796)
OKLCH	oklch(43.1% 0.18 274.4)
XYZ	xyz(11.0806, 7.2060, 41.8728)
Luminance	0.0721 (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

#383CB0 #B0AC38

analogous

#3878B0 #383CB0 #7038B0

triadic

#383CB0 #B0383C #3CB038

tetradic

#383CB0 #B03878 #B0AC38 #38B070

square

#383CB0 #B03878 #B0AC38 #38B070

split-complementary

#383CB0 #B07038 #78B038

monochromatic

#1A1C53 #292C82 #383CB0 #5B5ECB #898CD9

Accessibility & contrast

On white

8.60

#383CB0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.44

#383CB0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #383CB0

8.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##383CB0	#FFFFFF	#000000	##FFFFFF
##383CB0	1.00	8.60	2.44	8.60
#FFFFFF	8.60	1.00	21.00	1.00
#000000	2.44	21.00	1.00	21.00
##FFFFFF	8.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051B4

Deuteranopia (green-blind)

#0046AE

Tritanopia (blue-blind)

#005A70

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #383cb0;
/* rgb */ color: rgb(56, 60, 176);
/* oklch */ color: oklch(43.1% 0.180 274.4);

Tailwind

colors: {
  custom: {
    50: '#7e72c9',
    500: '#383cb0',
    950: '#000000',
  },
}

SCSS

$custom: #383cb0;
$custom-light: #7e72c9;
$custom-dark: #000000;

JSON

{
  "hex": "#383cb0",
  "rgb": {
    "r": 56,
    "g": 60,
    "b": 176
  },
  "hsl": {
    "h": 238,
    "s": 51.724,
    "l": 45.49
  },
  "oklch": {
    "l": 0.43097,
    "c": 0.18012,
    "h": 274.4
  },
  "luminance": 0.07207
}

Semantic roles & 50–950 ramp

primary

#383CB0

secondary

#C4C180

accent

#D64DDB

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #383CB0

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

Preview Lab → · Contrast checker → · Palette generator →