#384CB8#384CB8

#384CB8 is a mid, vivid blue. Relative luminance 0.095; OKLCH L 46.7% C 0.171 H 270.4°. Best body text is #FFFFFF at 7.26:1 contrast (WCAG AA passes).

Color values

HEX	#384CB8
RGB	rgb(56, 76, 184)
HSL	hsl(231, 53%, 47%)
HSV	hsv(231, 70%, 72%)
CMYK	cmyk(69.6%, 58.7%, 0%, 27.8%)
CIE-LAB	lab(36.87, 28.82, -59.44)
CIE-LCH	lch(36.87, 66.06, 295.86°)
OKLab	oklab(46.69% 0.0011 -0.1713)
OKLCH	oklch(46.69% 0.171 270.4)
XYZ	xyz(12.8641, 9.4691, 46.4879)
Luminance	0.0947 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#384CB8 #B8A438

analogous

#388CB8 #384CB8 #6438B8

triadic

#384CB8 #B8384C #4CB838

tetradic

#384CB8 #B8388C #B8A438 #38B864

square

#384CB8 #B8388C #B8A438 #38B864

split-complementary

#384CB8 #B86438 #8CB838

monochromatic

#1B255A #2A3989 #384CB8 #5F70CE #8E9ADD

Accessibility & contrast

On white

7.26

#384CB8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.89

#384CB8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #384CB8

7.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##384CB8	#FFFFFF	#000000	##FFFFFF
##384CB8	1.00	7.26	2.89	7.26
#FFFFFF	7.26	1.00	21.00	1.00
#000000	2.89	21.00	1.00	21.00
##FFFFFF	7.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DBC

Deuteranopia (green-blind)

#0051B6

Tritanopia (blue-blind)

#00677A

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #384cb8;
/* rgb */ color: rgb(56, 76, 184);
/* oklch */ color: oklch(46.7% 0.171 270.4);

Tailwind

colors: {
  custom: {
    50: '#7f7dce',
    500: '#384cb8',
    950: '#000000',
  },
}

SCSS

$custom: #384cb8;
$custom-light: #7f7dce;
$custom-dark: #000000;

JSON

{
  "hex": "#384cb8",
  "rgb": {
    "r": 56,
    "g": 76,
    "b": 184
  },
  "hsl": {
    "h": 230.625,
    "s": 53.333,
    "l": 47.059
  },
  "oklch": {
    "l": 0.46694,
    "c": 0.17133,
    "h": 270.4
  },
  "luminance": 0.0947
}

Semantic roles & 50–950 ramp

primary

#384CB8

secondary

#C7BD85

accent

#C64BDD

background

#F8F7FC

surface

#EFEEF9

border

#CAC9D2

text

#0B0914

muted

#7C7B82

Preview Lab

Preview with #384CB8

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

Preview Lab → · Contrast checker → · Palette generator →