#376ECC#376ECC

#376ECC is a mid, vivid blue. Relative luminance 0.163; OKLCH L 55.1% C 0.157 H 260.4°. Best body text is #FFFFFF at 4.92:1 contrast (WCAG AA passes).

Color values

HEX	#376ECC
RGB	rgb(55, 110, 204)
HSL	hsl(218, 59%, 51%)
HSV	hsv(218, 73%, 80%)
CMYK	cmyk(73%, 46.1%, 0%, 20%)
CIE-LAB	lab(47.39, 14.13, -54.04)
CIE-LCH	lch(47.39, 55.86, 284.65°)
OKLab	oklab(55.1% -0.0263 -0.1549)
OKLCH	oklch(55.1% 0.157 260.4)
XYZ	xyz(18.0466, 16.3217, 59.3143)
Luminance	0.1632 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#376ECC #CC9537

analogous

#37B9CC #376ECC #4A37CC

triadic

#376ECC #CC376E #6ECC37

tetradic

#376ECC #CC37B9 #CC9537 #37CC4A

square

#376ECC #CC37B9 #CC9537 #37CC4A

split-complementary

#376ECC #CC4A37 #B9CC37

monochromatic

#1C3A6D #28549E #376ECC #6891D8 #99B5E5

Accessibility & contrast

On white

4.92

#376ECC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.26

#376ECC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #376ECC

4.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##376ECC	#FFFFFF	#000000	##FFFFFF
##376ECC	1.00	4.92	4.26	4.92
#FFFFFF	4.92	1.00	21.00	1.00
#000000	4.26	21.00	1.00	21.00
##FFFFFF	4.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D78D0

Deuteranopia (green-blind)

#1A6ACA

Tritanopia (blue-blind)

#008493

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #376ecc;
/* rgb */ color: rgb(55, 110, 204);
/* oklch */ color: oklch(55.1% 0.157 260.4);

Tailwind

colors: {
  custom: {
    50: '#8197dc',
    500: '#376ecc',
    950: '#000000',
  },
}

SCSS

$custom: #376ecc;
$custom-light: #8197dc;
$custom-dark: #000000;

JSON

{
  "hex": "#376ecc",
  "rgb": {
    "r": 55,
    "g": 110,
    "b": 204
  },
  "hsl": {
    "h": 217.852,
    "s": 59.363,
    "l": 50.784
  },
  "oklch": {
    "l": 0.551,
    "c": 0.15714,
    "h": 260.4
  },
  "luminance": 0.16324
}

Semantic roles & 50–950 ramp

primary

#376ECC

secondary

#D0B88E

accent

#A845E3

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #376ECC

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

Preview Lab → · Contrast checker → · Palette generator →