#387ADD#387ADD

#387ADD is a mid, vivid blue. Relative luminance 0.200; OKLCH L 58.8% C 0.166 H 258.6°. Best body text is #000000 at 5.00:1 contrast (WCAG AA passes).

Color values

HEX	#387ADD
RGB	rgb(56, 122, 221)
HSL	hsl(216, 71%, 54%)
HSV	hsv(216, 75%, 87%)
CMYK	cmyk(74.7%, 44.8%, 0%, 13.3%)
CIE-LAB	lab(51.81, 13.00, -56.60)
CIE-LCH	lch(51.81, 58.08, 282.94°)
OKLab	oklab(58.85% -0.0328 -0.1622)
OKLCH	oklch(58.85% 0.166 258.6)
XYZ	xyz(21.6368, 19.9778, 71.1084)
Luminance	0.1998 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#387ADD #DD9B38

analogous

#38CCDD #387ADD #4938DD

triadic

#387ADD #DD387A #7ADD38

tetradic

#387ADD #DD38CC #DD9B38 #38DD49

square

#387ADD #DD38CC #DD9B38 #38DD49

split-complementary

#387ADD #DD4938 #CCDD38

monochromatic

#174284 #1F5DB8 #387ADD #6C9DE6 #A1C0EF

Accessibility & contrast

On white

4.20

#387ADD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.00

#387ADD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #387ADD

5.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##387ADD	#FFFFFF	#000000	##000000
##387ADD	1.00	4.20	5.00	5.00
#FFFFFF	4.20	1.00	21.00	21.00
#000000	5.00	21.00	1.00	1.00
##000000	5.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4784E1

Deuteranopia (green-blind)

#2374DB

Tritanopia (blue-blind)

#0091A1

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #387add;
/* rgb */ color: rgb(56, 122, 221);
/* oklch */ color: oklch(58.8% 0.166 258.6);

Tailwind

colors: {
  custom: {
    50: '#849fe8',
    500: '#387add',
    950: '#000000',
  },
}

SCSS

$custom: #387add;
$custom-light: #849fe8;
$custom-dark: #000000;

JSON

{
  "hex": "#387add",
  "rgb": {
    "r": 56,
    "g": 122,
    "b": 221
  },
  "hsl": {
    "h": 216,
    "s": 70.815,
    "l": 54.314
  },
  "oklch": {
    "l": 0.58849,
    "c": 0.16552,
    "h": 258.6
  },
  "luminance": 0.1998
}

Semantic roles & 50–950 ramp

primary

#387ADD

secondary

#DBBF95

accent

#A63AEE

background

#F8F9FE

surface

#F0F2FD

border

#CBCCD5

text

#0C0E16

muted

#7D7E84

Preview Lab

Preview with #387ADD

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

Preview Lab → · Contrast checker → · Palette generator →