#383BA8#383BA8

#383BA8 is a dark, vivid blue. Relative luminance 0.068; OKLCH L 42.2% C 0.171 H 275.1°. Best body text is #FFFFFF at 8.90:1 contrast (WCAG AA passes).

Color values

HEX	#383BA8
RGB	rgb(56, 59, 168)
HSL	hsl(238, 50%, 44%)
HSV	hsv(238, 67%, 66%)
CMYK	cmyk(66.7%, 64.9%, 0%, 34.1%)
CIE-LAB	lab(31.34, 34.04, -58.96)
CIE-LCH	lch(31.34, 68.08, 300.00°)
OKLab	oklab(42.2% 0.0151 -0.1701)
OKLCH	oklch(42.2% 0.171 275.1)
XYZ	xyz(10.2604, 6.7949, 37.8090)
Luminance	0.0680 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.83

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#383BA8 #A8A538

analogous

#3873A8 #383BA8 #6D38A8

triadic

#383BA8 #A8383B #3BA838

tetradic

#383BA8 #A83873 #A8A538 #38A86D

square

#383BA8 #A83873 #A8A538 #38A86D

split-complementary

#383BA8 #A86D38 #73A838

monochromatic

#191B4C #292B7A #383BA8 #5659C7 #8486D6

Accessibility & contrast

On white

8.90

#383BA8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.36

#383BA8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #383BA8

8.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##383BA8	#FFFFFF	#000000	##FFFFFF
##383BA8	1.00	8.90	2.36	8.90
#FFFFFF	8.90	1.00	21.00	1.00
#000000	2.36	21.00	1.00	21.00
##FFFFFF	8.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FAB

Deuteranopia (green-blind)

#0045A6

Tritanopia (blue-blind)

#00576C

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #383ba8;
/* rgb */ color: rgb(56, 59, 168);
/* oklch */ color: oklch(42.2% 0.171 275.1);

Tailwind

colors: {
  custom: {
    50: '#7d71c3',
    500: '#383ba8',
    950: '#000000',
  },
}

SCSS

$custom: #383ba8;
$custom-light: #7d71c3;
$custom-dark: #000000;

JSON

{
  "hex": "#383ba8",
  "rgb": {
    "r": 56,
    "g": 59,
    "b": 168
  },
  "hsl": {
    "h": 238.393,
    "s": 50,
    "l": 43.922
  },
  "oklch": {
    "l": 0.42199,
    "c": 0.17075,
    "h": 275.1
  },
  "luminance": 0.06796
}

Semantic roles & 50–950 ramp

primary

#383BA8

secondary

#C0BE7C

accent

#D64EDA

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #383BA8

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

Preview Lab → · Contrast checker → · Palette generator →