#378498#378498

#378498 is a mid, moderate cyan. Relative luminance 0.196; OKLCH L 57.4% C 0.081 H 217.8°. Best body text is #000000 at 4.92:1 contrast (WCAG AA passes).

Color values

HEX	#378498
RGB	rgb(55, 132, 152)
HSL	hsl(192, 47%, 41%)
HSV	hsv(192, 64%, 60%)
CMYK	cmyk(63.8%, 13.2%, 0%, 40.4%)
CIE-LAB	lab(51.36, -17.22, -17.75)
CIE-LCH	lch(51.36, 24.73, 225.87°)
OKLab	oklab(57.38% -0.0637 -0.0493)
OKLCH	oklch(57.38% 0.081 217.8)
XYZ	xyz(15.4920, 19.5801, 32.6626)
Luminance	0.1958 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#378498 #984B37

analogous

#37987B #378498 #375398

triadic

#378498 #983784 #849837

tetradic

#378498 #7B3798 #984B37 #539837

square

#378498 #7B3798 #984B37 #539837

split-complementary

#378498 #983753 #987B37

monochromatic

#16363E #275D6B #378498 #4DA7BF #7ABECF

Accessibility & contrast

On white

4.27

#378498 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.92

#378498 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #378498

4.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##378498	#FFFFFF	#000000	##000000
##378498	1.00	4.27	4.92	4.92
#FFFFFF	4.27	1.00	21.00	21.00
#000000	4.92	21.00	1.00	1.00
##000000	4.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#778099

Deuteranopia (green-blind)

#697698

Tritanopia (blue-blind)

#008B8A

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #378498;
/* rgb */ color: rgb(55, 132, 152);
/* oklch */ color: oklch(57.4% 0.081 217.8);

Tailwind

colors: {
  custom: {
    50: '#79a8b6',
    500: '#378498',
    950: '#000000',
  },
}

SCSS

$custom: #378498;
$custom-light: #79a8b6;
$custom-dark: #000000;

JSON

{
  "hex": "#378498",
  "rgb": {
    "r": 55,
    "g": 132,
    "b": 152
  },
  "hsl": {
    "h": 192.371,
    "s": 46.86,
    "l": 40.588
  },
  "oklch": {
    "l": 0.57383,
    "c": 0.0806,
    "h": 217.8
  },
  "luminance": 0.19582
}

Semantic roles & 50–950 ramp

primary

#378498

secondary

#B88173

accent

#6D51D6

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#0A0F11

muted

#7C7F80

Preview Lab

Preview with #378498

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

Preview Lab → · Contrast checker → · Palette generator →