#378397#378397

#378397 is a mid, moderate cyan. Relative luminance 0.193; OKLCH L 57.1% C 0.080 H 218.0°. Best body text is #000000 at 4.86:1 contrast (WCAG AA passes).

Color values

HEX	#378397
RGB	rgb(55, 131, 151)
HSL	hsl(193, 47%, 40%)
HSV	hsv(193, 64%, 59%)
CMYK	cmyk(63.6%, 13.2%, 0%, 40.8%)
CIE-LAB	lab(51.01, -16.99, -17.70)
CIE-LCH	lch(51.01, 24.53, 226.16°)
OKLab	oklab(57.09% -0.063 -0.0492)
OKLCH	oklch(57.09% 0.08 218)
XYZ	xyz(15.2755, 19.2776, 32.1881)
Luminance	0.1928 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#378397 #974B37

analogous

#37977B #378397 #375397

triadic

#378397 #973783 #839737

tetradic

#378397 #7B3797 #974B37 #539737

square

#378397 #7B3797 #974B37 #539737

split-complementary

#378397 #973753 #977B37

monochromatic

#16353D #275C6A #378397 #4DA7BE #7ABDCF

Accessibility & contrast

On white

4.32

#378397 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.86

#378397 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #378397

4.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##378397	#FFFFFF	#000000	##000000
##378397	1.00	4.32	4.86	4.86
#FFFFFF	4.32	1.00	21.00	21.00
#000000	4.86	21.00	1.00	1.00
##000000	4.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#767F98

Deuteranopia (green-blind)

#687597

Tritanopia (blue-blind)

#008A89

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #378397;
/* rgb */ color: rgb(55, 131, 151);
/* oklch */ color: oklch(57.1% 0.080 218.0);

Tailwind

colors: {
  custom: {
    50: '#78a7b5',
    500: '#378397',
    950: '#000000',
  },
}

SCSS

$custom: #378397;
$custom-light: #78a7b5;
$custom-dark: #000000;

JSON

{
  "hex": "#378397",
  "rgb": {
    "r": 55,
    "g": 131,
    "b": 151
  },
  "hsl": {
    "h": 192.5,
    "s": 46.602,
    "l": 40.392
  },
  "oklch": {
    "l": 0.57091,
    "c": 0.07997,
    "h": 218
  },
  "luminance": 0.19279
}

Semantic roles & 50–950 ramp

primary

#378397

secondary

#B88172

accent

#6D52D6

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#0A0F11

muted

#7C7F80

Preview Lab

Preview with #378397

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

Preview Lab → · Contrast checker → · Palette generator →