#384EB3#384EB3

#384EB3 is a mid, vivid blue. Relative luminance 0.095; OKLCH L 46.7% C 0.162 H 269.7°. Best body text is #FFFFFF at 7.22:1 contrast (WCAG AA passes).

Color values

HEX	#384EB3
RGB	rgb(56, 78, 179)
HSL	hsl(229, 52%, 46%)
HSV	hsv(229, 69%, 70%)
CMYK	cmyk(68.7%, 56.4%, 0%, 29.8%)
CIE-LAB	lab(37.01, 25.71, -56.27)
CIE-LCH	lch(37.01, 61.86, 294.55°)
OKLab	oklab(46.68% -0.0007 -0.162)
OKLCH	oklch(46.68% 0.162 269.7)
XYZ	xyz(12.4892, 9.5430, 43.8229)
Luminance	0.0954 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#384EB3 #B39D38

analogous

#388BB3 #384EB3 #5F38B3

triadic

#384EB3 #B3384E #4EB338

tetradic

#384EB3 #B3388B #B39D38 #38B35F

square

#384EB3 #B3388B #B39D38 #38B35F

split-complementary

#384EB3 #B35F38 #8BB338

monochromatic

#1B2556 #293A84 #384EB3 #5C70CC #8B99DB

Accessibility & contrast

On white

7.22

#384EB3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.91

#384EB3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #384EB3

7.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##384EB3	#FFFFFF	#000000	##FFFFFF
##384EB3	1.00	7.22	2.91	7.22
#FFFFFF	7.22	1.00	21.00	1.00
#000000	2.91	21.00	1.00	21.00
##FFFFFF	7.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DB6

Deuteranopia (green-blind)

#0052B1

Tritanopia (blue-blind)

#006779

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #384eb3;
/* rgb */ color: rgb(56, 78, 179);
/* oklch */ color: oklch(46.7% 0.162 269.7);

Tailwind

colors: {
  custom: {
    50: '#7e7fca',
    500: '#384eb3',
    950: '#000000',
  },
}

SCSS

$custom: #384eb3;
$custom-light: #7e7fca;
$custom-dark: #000000;

JSON

{
  "hex": "#384eb3",
  "rgb": {
    "r": 56,
    "g": 78,
    "b": 179
  },
  "hsl": {
    "h": 229.268,
    "s": 52.34,
    "l": 46.078
  },
  "oklch": {
    "l": 0.46676,
    "c": 0.16198,
    "h": 269.7
  },
  "luminance": 0.09544
}

Semantic roles & 50–950 ramp

primary

#384EB3

secondary

#C5B982

accent

#C24CDC

background

#F8F7FC

surface

#EFEEF8

border

#CAC9D1

text

#0B0A13

muted

#7C7C82

Preview Lab

Preview with #384EB3

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

Preview Lab → · Contrast checker → · Palette generator →