#384CB7#384CB7

#384CB7 is a mid, vivid blue. Relative luminance 0.094; OKLCH L 46.6% C 0.170 H 270.4°. Best body text is #FFFFFF at 7.28:1 contrast (WCAG AA passes).

Color values

HEX	#384CB7
RGB	rgb(56, 76, 183)
HSL	hsl(231, 53%, 47%)
HSV	hsv(231, 69%, 72%)
CMYK	cmyk(69.4%, 58.5%, 0%, 28.2%)
CIE-LAB	lab(36.79, 28.46, -58.98)
CIE-LCH	lch(36.79, 65.48, 295.76°)
OKLab	oklab(46.61% 0.0011 -0.17)
OKLCH	oklch(46.61% 0.17 270.4)
XYZ	xyz(12.7597, 9.4273, 45.9378)
Luminance	0.0943 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#384CB7 #B7A338

analogous

#388CB7 #384CB7 #6438B7

triadic

#384CB7 #B7384C #4CB738

tetradic

#384CB7 #B7388C #B7A338 #38B764

square

#384CB7 #B7388C #B7A338 #38B764

split-complementary

#384CB7 #B76438 #8CB738

monochromatic

#1B2559 #2A3988 #384CB7 #5E70CE #8D9ADC

Accessibility & contrast

On white

7.28

#384CB7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.89

#384CB7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #384CB7

7.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##384CB7	#FFFFFF	#000000	##FFFFFF
##384CB7	1.00	7.28	2.89	7.28
#FFFFFF	7.28	1.00	21.00	1.00
#000000	2.89	21.00	1.00	21.00
##FFFFFF	7.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DBB

Deuteranopia (green-blind)

#0051B5

Tritanopia (blue-blind)

#00667A

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #384cb7;
/* rgb */ color: rgb(56, 76, 183);
/* oklch */ color: oklch(46.6% 0.170 270.4);

Tailwind

colors: {
  custom: {
    50: '#7f7dcd',
    500: '#384cb7',
    950: '#000000',
  },
}

SCSS

$custom: #384cb7;
$custom-light: #7f7dcd;
$custom-dark: #000000;

JSON

{
  "hex": "#384cb7",
  "rgb": {
    "r": 56,
    "g": 76,
    "b": 183
  },
  "hsl": {
    "h": 230.551,
    "s": 53.138,
    "l": 46.863
  },
  "oklch": {
    "l": 0.46611,
    "c": 0.16997,
    "h": 270.4
  },
  "luminance": 0.09429
}

Semantic roles & 50–950 ramp

primary

#384CB7

secondary

#C7BC84

accent

#C64BDD

background

#F8F7FC

surface

#EFEEF9

border

#CAC9D2

text

#0B0914

muted

#7C7B82

Preview Lab

Preview with #384CB7

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

Preview Lab → · Contrast checker → · Palette generator →