#383CCB#383CCB

#383CCB is a mid, highly saturated blue. Relative luminance 0.084; OKLCH L 45.7% C 0.214 H 272.8°. Best body text is #FFFFFF at 7.85:1 contrast (WCAG AA passes).

Color values

HEX	#383CCB
RGB	rgb(56, 60, 203)
HSL	hsl(238, 59%, 51%)
HSV	hsv(238, 72%, 80%)
CMYK	cmyk(72.4%, 70.4%, 0%, 20.4%)
CIE-LAB	lab(34.77, 45.37, -74.00)
CIE-LCH	lch(34.77, 86.81, 301.51°)
OKLab	oklab(45.66% 0.0105 -0.2141)
OKLCH	oklch(45.66% 0.214 272.8)
XYZ	xyz(14.0226, 8.3828, 57.3674)
Luminance	0.0838 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue Blue

#2242C7

ΔE00 2.91

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#383CCB #CBC738

analogous

#3886CB #383CCB #7D38CB

triadic

#383CCB #CB383C #3CCB38

tetradic

#383CCB #CB3886 #CBC738 #38CB7D

square

#383CCB #CB3886 #CBC738 #38CB7D

split-complementary

#383CCB #CB7D38 #86CB38

monochromatic

#1C1E6C #292C9D #383CCB #696CD8 #999BE4

Accessibility & contrast

On white

7.85

#383CCB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.68

#383CCB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #383CCB

7.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##383CCB	#FFFFFF	#000000	##FFFFFF
##383CCB	1.00	7.85	2.68	7.85
#FFFFFF	7.85	1.00	21.00	1.00
#000000	2.68	21.00	1.00	21.00
##FFFFFF	7.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059CF

Deuteranopia (green-blind)

#004BC8

Tritanopia (blue-blind)

#00647F

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #383ccb;
/* rgb */ color: rgb(56, 60, 203);
/* oklch */ color: oklch(45.7% 0.214 272.8);

Tailwind

colors: {
  custom: {
    50: '#8473dc',
    500: '#383ccb',
    950: '#000000',
  },
}

SCSS

$custom: #383ccb;
$custom-light: #8473dc;
$custom-dark: #000000;

JSON

{
  "hex": "#383ccb",
  "rgb": {
    "r": 56,
    "g": 60,
    "b": 203
  },
  "hsl": {
    "h": 238.367,
    "s": 58.566,
    "l": 50.784
  },
  "oklch": {
    "l": 0.45661,
    "c": 0.21433,
    "h": 272.8
  },
  "luminance": 0.08384
}

Semantic roles & 50–950 ramp

primary

#383CCB

secondary

#D0CE8F

accent

#DE46E2

background

#F8F7FD

surface

#F0EDFB

border

#CBC8D4

text

#0D0815

muted

#7D7B83

Preview Lab

Preview with #383CCB

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

Preview Lab → · Contrast checker → · Palette generator →