#383DA9#383DA9

#383DA9 is a dark, vivid blue. Relative luminance 0.070; OKLCH L 42.6% C 0.170 H 274.5°. Best body text is #FFFFFF at 8.72:1 contrast (WCAG AA passes).

Color values

HEX	#383DA9
RGB	rgb(56, 61, 169)
HSL	hsl(237, 50%, 44%)
HSV	hsv(237, 67%, 66%)
CMYK	cmyk(66.9%, 63.9%, 0%, 33.7%)
CIE-LAB	lab(31.90, 33.12, -58.64)
CIE-LCH	lch(31.90, 67.34, 299.46°)
OKLab	oklab(42.64% 0.0135 -0.1691)
OKLCH	oklch(42.64% 0.17 274.5)
XYZ	xyz(10.4587, 7.0419, 38.3365)
Luminance	0.0704 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.82

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#383DA9 #A9A438

analogous

#3876A9 #383DA9 #6C38A9

triadic

#383DA9 #A9383D #3DA938

tetradic

#383DA9 #A93876 #A9A438 #38A96C

square

#383DA9 #A93876 #A9A438 #38A96C

split-complementary

#383DA9 #A96C38 #76A938

monochromatic

#1A1C4D #292C7B #383DA9 #575CC7 #8588D7

Accessibility & contrast

On white

8.72

#383DA9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.41

#383DA9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #383DA9

8.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##383DA9	#FFFFFF	#000000	##FFFFFF
##383DA9	1.00	8.72	2.41	8.72
#FFFFFF	8.72	1.00	21.00	1.00
#000000	2.41	21.00	1.00	21.00
##FFFFFF	8.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050AC

Deuteranopia (green-blind)

#0046A7

Tritanopia (blue-blind)

#00596D

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #383da9;
/* rgb */ color: rgb(56, 61, 169);
/* oklch */ color: oklch(42.6% 0.170 274.5);

Tailwind

colors: {
  custom: {
    50: '#7d72c3',
    500: '#383da9',
    950: '#000000',
  },
}

SCSS

$custom: #383da9;
$custom-light: #7d72c3;
$custom-dark: #000000;

JSON

{
  "hex": "#383da9",
  "rgb": {
    "r": 56,
    "g": 61,
    "b": 169
  },
  "hsl": {
    "h": 237.345,
    "s": 50.222,
    "l": 44.118
  },
  "oklch": {
    "l": 0.4264,
    "c": 0.16964,
    "h": 274.5
  },
  "luminance": 0.07043
}

Semantic roles & 50–950 ramp

primary

#383DA9

secondary

#C0BD7C

accent

#D44EDA

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #383DA9

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

Preview Lab → · Contrast checker → · Palette generator →