#378699#378699

#378699 is a mid, moderate cyan. Relative luminance 0.202; OKLCH L 57.9% C 0.081 H 216.3°. Best body text is #000000 at 5.03:1 contrast (WCAG AA passes).

Color values

HEX	#378699
RGB	rgb(55, 134, 153)
HSL	hsl(192, 47%, 41%)
HSV	hsv(192, 64%, 60%)
CMYK	cmyk(64.1%, 12.4%, 0%, 40%)
CIE-LAB	lab(52.02, -17.98, -17.32)
CIE-LCH	lch(52.02, 24.97, 223.93°)
OKLab	oklab(57.92% -0.0655 -0.0481)
OKLCH	oklch(57.92% 0.081 216.3)
XYZ	xyz(15.8481, 20.1607, 33.1870)
Luminance	0.2016 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#378699 #994A37

analogous

#37997B #378699 #375599

triadic

#378699 #993786 #869937

tetradic

#378699 #7B3799 #994A37 #559937

square

#378699 #7B3799 #994A37 #559937

split-complementary

#378699 #993755 #997B37

monochromatic

#17373F #275F6C #378699 #4EA9BF #7BBFD0

Accessibility & contrast

On white

4.17

#378699 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.03

#378699 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #378699

5.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##378699	#FFFFFF	#000000	##000000
##378699	1.00	4.17	5.03	5.03
#FFFFFF	4.17	1.00	21.00	21.00
#000000	5.03	21.00	1.00	1.00
##000000	5.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#79829A

Deuteranopia (green-blind)

#6B7799

Tritanopia (blue-blind)

#008D8C

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #378699;
/* rgb */ color: rgb(55, 134, 153);
/* oklch */ color: oklch(57.9% 0.081 216.3);

Tailwind

colors: {
  custom: {
    50: '#79a9b7',
    500: '#378699',
    950: '#000000',
  },
}

SCSS

$custom: #378699;
$custom-light: #79a9b7;
$custom-dark: #000000;

JSON

{
  "hex": "#378699",
  "rgb": {
    "r": 55,
    "g": 134,
    "b": 153
  },
  "hsl": {
    "h": 191.633,
    "s": 47.115,
    "l": 40.784
  },
  "oklch": {
    "l": 0.57924,
    "c": 0.08132,
    "h": 216.3
  },
  "luminance": 0.20162
}

Semantic roles & 50–950 ramp

primary

#378699

secondary

#B98173

accent

#6B51D7

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#0A1011

muted

#7C7F80

Preview Lab

Preview with #378699

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

Preview Lab → · Contrast checker → · Palette generator →