#378097#378097

#378097 is a mid, moderate cyan. Relative luminance 0.185; OKLCH L 56.3% C 0.080 H 221.7°. Best body text is #000000 at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#378097
RGB	rgb(55, 128, 151)
HSL	hsl(194, 47%, 40%)
HSV	hsv(194, 64%, 59%)
CMYK	cmyk(63.6%, 15.2%, 0%, 40.8%)
CIE-LAB	lab(50.08, -15.35, -19.12)
CIE-LCH	lch(50.08, 24.52, 231.25°)
OKLab	oklab(56.34% -0.0597 -0.0532)
OKLCH	oklch(56.34% 0.08 221.7)
XYZ	xyz(14.8784, 18.4834, 32.0557)
Luminance	0.1848 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#378097 #974E37

analogous

#37977E #378097 #375097

triadic

#378097 #973780 #809737

tetradic

#378097 #7E3797 #974E37 #509737

square

#378097 #7E3797 #974E37 #509737

split-complementary

#378097 #973750 #977E37

monochromatic

#16343D #275A6A #378097 #4DA3BE #7ABACF

Accessibility & contrast

On white

4.47

#378097 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.70

#378097 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #378097

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##378097	#FFFFFF	#000000	##000000
##378097	1.00	4.47	4.70	4.70
#FFFFFF	4.47	1.00	21.00	21.00
#000000	4.70	21.00	1.00	1.00
##000000	4.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#727D98

Deuteranopia (green-blind)

#657397

Tritanopia (blue-blind)

#008787

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #378097;
/* rgb */ color: rgb(55, 128, 151);
/* oklch */ color: oklch(56.3% 0.080 221.7);

Tailwind

colors: {
  custom: {
    50: '#78a5b5',
    500: '#378097',
    950: '#000000',
  },
}

SCSS

$custom: #378097;
$custom-light: #78a5b5;
$custom-dark: #000000;

JSON

{
  "hex": "#378097",
  "rgb": {
    "r": 55,
    "g": 128,
    "b": 151
  },
  "hsl": {
    "h": 194.375,
    "s": 46.602,
    "l": 40.392
  },
  "oklch": {
    "l": 0.56344,
    "c": 0.07998,
    "h": 221.7
  },
  "luminance": 0.18485
}

Semantic roles & 50–950 ramp

primary

#378097

secondary

#B88372

accent

#7152D6

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#0A0F11

muted

#7C7F80

Preview Lab

Preview with #378097

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

Preview Lab → · Contrast checker → · Palette generator →