#376BBD#376BBD

#376BBD is a mid, vivid blue. Relative luminance 0.150; OKLCH L 53.4% C 0.140 H 259.2°. Best body text is #FFFFFF at 5.25:1 contrast (WCAG AA passes).

Color values

HEX	#376BBD
RGB	rgb(55, 107, 189)
HSL	hsl(217, 55%, 48%)
HSV	hsv(217, 71%, 74%)
CMYK	cmyk(70.9%, 43.4%, 0%, 25.9%)
CIE-LAB	lab(45.63, 10.50, -48.23)
CIE-LCH	lch(45.63, 49.35, 282.28°)
OKLab	oklab(53.45% -0.0263 -0.1379)
OKLCH	oklch(53.45% 0.14 259.2)
XYZ	xyz(16.0152, 15.0000, 50.1855)
Luminance	0.1500 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#376BBD #BD8937

analogous

#37AEBD #376BBD #4637BD

triadic

#376BBD #BD376B #6BBD37

tetradic

#376BBD #BD37AE #BD8937 #37BD46

square

#376BBD #BD37AE #BD8937 #37BD46

split-complementary

#376BBD #BD4637 #AEBD37

monochromatic

#1B355E #29508E #376BBD #608CD1 #90AEDF

Accessibility & contrast

On white

5.25

#376BBD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.00

#376BBD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #376BBD

5.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##376BBD	#FFFFFF	#000000	##FFFFFF
##376BBD	1.00	5.25	4.00	5.25
#FFFFFF	5.25	1.00	21.00	1.00
#000000	4.00	21.00	1.00	21.00
##FFFFFF	5.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4373C0

Deuteranopia (green-blind)

#2B66BB

Tritanopia (blue-blind)

#007E8B

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #376bbd;
/* rgb */ color: rgb(55, 107, 189);
/* oklch */ color: oklch(53.4% 0.140 259.2);

Tailwind

colors: {
  custom: {
    50: '#7e94d1',
    500: '#376bbd',
    950: '#000000',
  },
}

SCSS

$custom: #376bbd;
$custom-light: #7e94d1;
$custom-dark: #000000;

JSON

{
  "hex": "#376bbd",
  "rgb": {
    "r": 55,
    "g": 107,
    "b": 189
  },
  "hsl": {
    "h": 216.716,
    "s": 54.918,
    "l": 47.843
  },
  "oklch": {
    "l": 0.53449,
    "c": 0.14036,
    "h": 259.2
  },
  "luminance": 0.15002
}

Semantic roles & 50–950 ramp

primary

#376BBD

secondary

#C9AF86

accent

#A54ADE

background

#F8F9FC

surface

#EFF1F9

border

#CACBD2

text

#0B0D14

muted

#7C7E82

Preview Lab

Preview with #376BBD

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

Preview Lab → · Contrast checker → · Palette generator →