#376BBC#376BBC

#376BBC is a mid, vivid blue. Relative luminance 0.150; OKLCH L 53.4% C 0.139 H 259.0°. Best body text is #FFFFFF at 5.26:1 contrast (WCAG AA passes).

Color values

HEX	#376BBC
RGB	rgb(55, 107, 188)
HSL	hsl(217, 55%, 48%)
HSV	hsv(217, 71%, 74%)
CMYK	cmyk(70.7%, 43.1%, 0%, 26.3%)
CIE-LAB	lab(45.58, 10.13, -47.74)
CIE-LCH	lch(45.58, 48.80, 281.98°)
OKLab	oklab(53.38% -0.0265 -0.1364)
OKLCH	oklch(53.38% 0.139 259)
XYZ	xyz(15.9071, 14.9568, 49.6158)
Luminance	0.1496 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#376BBC #BC8837

analogous

#37AEBC #376BBC #4537BC

triadic

#376BBC #BC376B #6BBC37

tetradic

#376BBC #BC37AE #BC8837 #37BC45

square

#376BBC #BC37AE #BC8837 #37BC45

split-complementary

#376BBC #BC4537 #AEBC37

monochromatic

#1B355D #29508D #376BBC #608CD0 #8FAEDE

Accessibility & contrast

On white

5.26

#376BBC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.99

#376BBC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #376BBC

5.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##376BBC	#FFFFFF	#000000	##FFFFFF
##376BBC	1.00	5.26	3.99	5.26
#FFFFFF	5.26	1.00	21.00	1.00
#000000	3.99	21.00	1.00	21.00
##FFFFFF	5.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4473BF

Deuteranopia (green-blind)

#2D66BA

Tritanopia (blue-blind)

#007E8A

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #376bbc;
/* rgb */ color: rgb(55, 107, 188);
/* oklch */ color: oklch(53.4% 0.139 259.0);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#376bbc",
  "rgb": {
    "r": 55,
    "g": 107,
    "b": 188
  },
  "hsl": {
    "h": 216.541,
    "s": 54.733,
    "l": 47.647
  },
  "oklch": {
    "l": 0.53384,
    "c": 0.139,
    "h": 259
  },
  "luminance": 0.14958
}

Semantic roles & 50–950 ramp

primary

#376BBC

secondary

#C9AF86

accent

#A44ADE

background

#F8F9FC

surface

#EFF1F9

border

#CACBD2

text

#0B0D14

muted

#7C7E82

Preview Lab

Preview with #376BBC

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

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