#376BD7#376BD7

#376BD7 is a mid, vivid blue. Relative luminance 0.162; OKLCH L 55.2% C 0.175 H 262.7°. Best body text is #FFFFFF at 4.94:1 contrast (WCAG AA passes).

Color values

HEX	#376BD7
RGB	rgb(55, 107, 215)
HSL	hsl(221, 67%, 53%)
HSV	hsv(221, 74%, 84%)
CMYK	cmyk(74.4%, 50.2%, 0%, 15.7%)
CIE-LAB	lab(47.28, 20.09, -60.51)
CIE-LCH	lch(47.28, 63.76, 288.37°)
OKLab	oklab(55.24% -0.0222 -0.174)
OKLCH	oklch(55.24% 0.175 262.7)
XYZ	xyz(19.0946, 16.2318, 66.4035)
Luminance	0.1623 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#376BD7 #D7A337

analogous

#37BBD7 #376BD7 #5337D7

triadic

#376BD7 #D7376B #6BD737

tetradic

#376BD7 #D737BB #D7A337 #37D753

square

#376BD7 #D737BB #D7A337 #37D753

split-complementary

#376BD7 #D75337 #BBD737

monochromatic

#19397B #2350AE #376BD7 #6A91E1 #9DB6EB

Accessibility & contrast

On white

4.94

#376BD7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.25

#376BD7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #376BD7

4.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##376BD7	#FFFFFF	#000000	##FFFFFF
##376BD7	1.00	4.94	4.25	4.94
#FFFFFF	4.94	1.00	21.00	1.00
#000000	4.25	21.00	1.00	21.00
##FFFFFF	4.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2878DB

Deuteranopia (green-blind)

#0069D5

Tritanopia (blue-blind)

#008597

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #376bd7;
/* rgb */ color: rgb(55, 107, 215);
/* oklch */ color: oklch(55.2% 0.175 262.7);

Tailwind

colors: {
  custom: {
    50: '#8394e4',
    500: '#376bd7',
    950: '#000000',
  },
}

SCSS

$custom: #376bd7;
$custom-light: #8394e4;
$custom-dark: #000000;

JSON

{
  "hex": "#376bd7",
  "rgb": {
    "r": 55,
    "g": 107,
    "b": 215
  },
  "hsl": {
    "h": 220.5,
    "s": 66.667,
    "l": 52.941
  },
  "oklch": {
    "l": 0.55237,
    "c": 0.17542,
    "h": 262.7
  },
  "luminance": 0.16234
}

Semantic roles & 50–950 ramp

primary

#376BD7

secondary

#D7C192

accent

#B23EEA

background

#F8F9FE

surface

#F0F1FC

border

#CBCBD5

text

#0C0D16

muted

#7D7E84

Preview Lab

Preview with #376BD7

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

Preview Lab → · Contrast checker → · Palette generator →