#384BB1#384BB1

#384BB1 is a mid, vivid blue. Relative luminance 0.090; OKLCH L 45.9% C 0.163 H 270.6°. Best body text is #FFFFFF at 7.47:1 contrast (WCAG AA passes).

Color values

HEX	#384BB1
RGB	rgb(56, 75, 177)
HSL	hsl(231, 52%, 46%)
HSV	hsv(231, 68%, 69%)
CMYK	cmyk(68.4%, 57.6%, 0%, 30.6%)
CIE-LAB	lab(36.07, 26.94, -56.61)
CIE-LCH	lch(36.07, 62.69, 295.45°)
OKLab	oklab(45.93% 0.0018 -0.163)
OKLCH	oklch(45.93% 0.163 270.6)
XYZ	xyz(12.0801, 9.0461, 42.6959)
Luminance	0.0905 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#384BB1 #B19E38

analogous

#3887B1 #384BB1 #6238B1

triadic

#384BB1 #B1384B #4BB138

tetradic

#384BB1 #B13887 #B19E38 #38B162

square

#384BB1 #B13887 #B19E38 #38B162

split-complementary

#384BB1 #B16238 #87B138

monochromatic

#1B2454 #293783 #384BB1 #5B6DCB #8A96DA

Accessibility & contrast

On white

7.47

#384BB1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.81

#384BB1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #384BB1

7.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##384BB1	#FFFFFF	#000000	##FFFFFF
##384BB1	1.00	7.47	2.81	7.47
#FFFFFF	7.47	1.00	21.00	1.00
#000000	2.81	21.00	1.00	21.00
##FFFFFF	7.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BB4

Deuteranopia (green-blind)

#0050AF

Tritanopia (blue-blind)

#006476

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #384bb1;
/* rgb */ color: rgb(56, 75, 177);
/* oklch */ color: oklch(45.9% 0.163 270.6);

Tailwind

colors: {
  custom: {
    50: '#7d7dc9',
    500: '#384bb1',
    950: '#000000',
  },
}

SCSS

$custom: #384bb1;
$custom-light: #7d7dc9;
$custom-dark: #000000;

JSON

{
  "hex": "#384bb1",
  "rgb": {
    "r": 56,
    "g": 75,
    "b": 177
  },
  "hsl": {
    "h": 230.579,
    "s": 51.931,
    "l": 45.686
  },
  "oklch": {
    "l": 0.45928,
    "c": 0.16302,
    "h": 270.6
  },
  "luminance": 0.09047
}

Semantic roles & 50–950 ramp

primary

#384BB1

secondary

#C4B981

accent

#C54CDB

background

#F8F7FC

surface

#EFEEF8

border

#CAC9D1

text

#0B0913

muted

#7C7B82

Preview Lab

Preview with #384BB1

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

Preview Lab → · Contrast checker → · Palette generator →