#378CA7#378CA7

#378CA7 is a mid, moderate cyan. Relative luminance 0.224; OKLCH L 60.0% C 0.090 H 222.4°. Best body text is #000000 at 5.47:1 contrast (WCAG AA passes).

Color values

HEX	#378CA7
RGB	rgb(55, 140, 167)
HSL	hsl(194, 50%, 44%)
HSV	hsv(194, 67%, 65%)
CMYK	cmyk(67.1%, 16.2%, 0%, 34.5%)
CIE-LAB	lab(54.40, -16.72, -21.76)
CIE-LCH	lch(54.40, 27.45, 232.46°)
OKLab	oklab(60.01% -0.0664 -0.0607)
OKLCH	oklch(60.01% 0.09 222.4)
XYZ	xyz(17.9259, 22.3565, 39.9222)
Luminance	0.2236 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#378CA7 #A75237

analogous

#37A78A #378CA7 #3754A7

triadic

#378CA7 #A7378C #8CA737

tetradic

#378CA7 #8A37A7 #A75237 #54A737

square

#378CA7 #8A37A7 #A75237 #54A737

split-complementary

#378CA7 #A73754 #A78A37

monochromatic

#193F4B #286579 #378CA7 #54ABC7 #82C2D6

Accessibility & contrast

On white

3.84

#378CA7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.47

#378CA7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #378CA7

5.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##378CA7	#FFFFFF	#000000	##000000
##378CA7	1.00	3.84	5.47	5.47
#FFFFFF	3.84	1.00	21.00	21.00
#000000	5.47	21.00	1.00	1.00
##000000	5.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C89A8

Deuteranopia (green-blind)

#6D7DA7

Tritanopia (blue-blind)

#009495

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #378ca7;
/* rgb */ color: rgb(55, 140, 167);
/* oklch */ color: oklch(60.0% 0.090 222.4);

Tailwind

colors: {
  custom: {
    50: '#7badc1',
    500: '#378ca7',
    950: '#000000',
  },
}

SCSS

$custom: #378ca7;
$custom-light: #7badc1;
$custom-dark: #000000;

JSON

{
  "hex": "#378ca7",
  "rgb": {
    "r": 55,
    "g": 140,
    "b": 167
  },
  "hsl": {
    "h": 194.464,
    "s": 50.45,
    "l": 43.529
  },
  "oklch": {
    "l": 0.60012,
    "c": 0.08997,
    "h": 222.4
  },
  "luminance": 0.22358
}

Semantic roles & 50–950 ramp

primary

#378CA7

secondary

#C08B7A

accent

#704EDA

background

#F8FAFB

surface

#EFF4F7

border

#CACED0

text

#0A1012

muted

#7C7F81

Preview Lab

Preview with #378CA7

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

Preview Lab → · Contrast checker → · Palette generator →