#376AD1#376AD1

#376AD1 is a mid, vivid blue. Relative luminance 0.157; OKLCH L 54.6% C 0.169 H 262.4°. Best body text is #FFFFFF at 5.07:1 contrast (WCAG AA passes).

Color values

HEX	#376AD1
RGB	rgb(55, 106, 209)
HSL	hsl(220, 63%, 52%)
HSV	hsv(220, 74%, 82%)
CMYK	cmyk(73.7%, 49.3%, 0%, 18%)
CIE-LAB	lab(46.61, 18.51, -58.17)
CIE-LCH	lch(46.61, 61.04, 287.65°)
OKLab	oklab(54.6% -0.0222 -0.1671)
OKLCH	oklch(54.6% 0.169 262.4)
XYZ	xyz(18.2341, 15.7217, 62.3829)
Luminance	0.1572 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#376AD1 #D19E37

analogous

#37B7D1 #376AD1 #5137D1

triadic

#376AD1 #D1376A #6AD137

tetradic

#376AD1 #D137B7 #D19E37 #37D151

square

#376AD1 #D137B7 #D19E37 #37D151

split-complementary

#376AD1 #D15137 #B7D137

monochromatic

#1A3873 #2650A5 #376AD1 #698FDC #9BB4E8

Accessibility & contrast

On white

5.07

#376AD1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.14

#376AD1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #376AD1

5.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##376AD1	#FFFFFF	#000000	##FFFFFF
##376AD1	1.00	5.07	4.14	5.07
#FFFFFF	5.07	1.00	21.00	1.00
#000000	4.14	21.00	1.00	21.00
##FFFFFF	5.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E76D5

Deuteranopia (green-blind)

#0068CF

Tritanopia (blue-blind)

#008393

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #376ad1;
/* rgb */ color: rgb(55, 106, 209);
/* oklch */ color: oklch(54.6% 0.169 262.4);

Tailwind

colors: {
  custom: {
    50: '#8294e0',
    500: '#376ad1',
    950: '#000000',
  },
}

SCSS

$custom: #376ad1;
$custom-light: #8294e0;
$custom-dark: #000000;

JSON

{
  "hex": "#376ad1",
  "rgb": {
    "r": 55,
    "g": 106,
    "b": 209
  },
  "hsl": {
    "h": 220.13,
    "s": 62.602,
    "l": 51.765
  },
  "oklch": {
    "l": 0.54599,
    "c": 0.1686,
    "h": 262.4
  },
  "luminance": 0.15724
}

Semantic roles & 50–950 ramp

primary

#376AD1

secondary

#D4BD90

accent

#B042E6

background

#F8F9FD

surface

#F0F1FB

border

#CBCBD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #376AD1

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

Preview Lab → · Contrast checker → · Palette generator →