#376DA4#376DA4

#376DA4 is a mid, moderate cyan. Relative luminance 0.144; OKLCH L 52.4% C 0.105 H 250.9°. Best body text is #FFFFFF at 5.40:1 contrast (WCAG AA passes).

Color values

HEX	#376DA4
RGB	rgb(55, 109, 164)
HSL	hsl(210, 50%, 43%)
HSV	hsv(210, 66%, 64%)
CMYK	cmyk(66.5%, 33.5%, 0%, 35.7%)
CIE-LAB	lab(44.84, 0.18, -34.89)
CIE-LCH	lch(44.84, 34.89, 270.30°)
OKLab	oklab(52.38% -0.0343 -0.0988)
OKLCH	oklch(52.38% 0.105 250.9)
XYZ	xyz(13.7426, 14.4285, 37.1755)
Luminance	0.1443 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#376DA4 #A46E37

analogous

#37A4A4 #376DA4 #3737A4

triadic

#376DA4 #A4376D #6DA437

tetradic

#376DA4 #A437A4 #A46E37 #37A437

square

#376DA4 #A437A4 #A46E37 #37A437

split-complementary

#376DA4 #A43737 #A4A437

monochromatic

#183048 #284F76 #376DA4 #538CC5 #81AAD5

Accessibility & contrast

On white

5.40

#376DA4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.89

#376DA4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #376DA4

5.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##376DA4	#FFFFFF	#000000	##FFFFFF
##376DA4	1.00	5.40	3.89	5.40
#FFFFFF	5.40	1.00	21.00	1.00
#000000	3.89	21.00	1.00	21.00
##FFFFFF	5.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5570A6

Deuteranopia (green-blind)

#4665A3

Tritanopia (blue-blind)

#007A81

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #376da4;
/* rgb */ color: rgb(55, 109, 164);
/* oklch */ color: oklch(52.4% 0.105 250.9);

Tailwind

colors: {
  custom: {
    50: '#7996bf',
    500: '#376da4',
    950: '#000000',
  },
}

SCSS

$custom: #376da4;
$custom-light: #7996bf;
$custom-dark: #000000;

JSON

{
  "hex": "#376da4",
  "rgb": {
    "r": 55,
    "g": 109,
    "b": 164
  },
  "hsl": {
    "h": 210.275,
    "s": 49.772,
    "l": 42.941
  },
  "oklch": {
    "l": 0.52382,
    "c": 0.10457,
    "h": 250.9
  },
  "luminance": 0.1443
}

Semantic roles & 50–950 ramp

primary

#376DA4

secondary

#BE9C79

accent

#954FD9

background

#F7F9FB

surface

#EEF1F7

border

#C9CBD0

text

#0A0D12

muted

#7C7E81

Preview Lab

Preview with #376DA4

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

Preview Lab → · Contrast checker → · Palette generator →