#384D9B#384D9B

#384D9B is a dark, vivid blue. Relative luminance 0.085; OKLCH L 44.6% C 0.129 H 269.3°. Best body text is #FFFFFF at 7.77:1 contrast (WCAG AA passes).

Color values

HEX	#384D9B
RGB	rgb(56, 77, 155)
HSL	hsl(227, 47%, 41%)
HSV	hsv(227, 64%, 61%)
CMYK	cmyk(63.9%, 50.3%, 0%, 39.2%)
CIE-LAB	lab(35.03, 17.64, -45.14)
CIE-LCH	lch(35.03, 48.46, 291.34°)
OKLab	oklab(44.64% -0.0016 -0.1292)
OKLCH	oklch(44.64% 0.129 269.3)
XYZ	xyz(10.1992, 8.5142, 32.1099)
Luminance	0.0852 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#384D9B #9B8638

analogous

#387F9B #384D9B #55389B

triadic

#384D9B #9B384D #4D9B38

tetradic

#384D9B #9B387F #9B8638 #389B55

square

#384D9B #9B387F #9B8638 #389B55

split-complementary

#384D9B #9B5538 #7F9B38

monochromatic

#182041 #28376E #384D9B #5068C0 #7D8FD0

Accessibility & contrast

On white

7.77

#384D9B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.70

#384D9B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #384D9B

7.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##384D9B	#FFFFFF	#000000	##FFFFFF
##384D9B	1.00	7.77	2.70	7.77
#FFFFFF	7.77	1.00	21.00	1.00
#000000	2.70	21.00	1.00	21.00
##FFFFFF	7.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#23579E

Deuteranopia (green-blind)

#0C4E99

Tritanopia (blue-blind)

#005F6C

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #384d9b;
/* rgb */ color: rgb(56, 77, 155);
/* oklch */ color: oklch(44.6% 0.129 269.3);

Tailwind

colors: {
  custom: {
    50: '#797eb9',
    500: '#384d9b',
    950: '#000000',
  },
}

SCSS

$custom: #384d9b;
$custom-light: #797eb9;
$custom-dark: #000000;

JSON

{
  "hex": "#384d9b",
  "rgb": {
    "r": 56,
    "g": 77,
    "b": 155
  },
  "hsl": {
    "h": 227.273,
    "s": 46.919,
    "l": 41.373
  },
  "oklch": {
    "l": 0.44642,
    "c": 0.12926,
    "h": 269.3
  },
  "luminance": 0.08515
}

Semantic roles & 50–950 ramp

primary

#384D9B

secondary

#B9AB75

accent

#BA51D7

background

#F7F7FB

surface

#EEEEF6

border

#C9C9D0

text

#0A0911

muted

#7C7B80

Preview Lab

Preview with #384D9B

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

Preview Lab → · Contrast checker → · Palette generator →