#378CA2#378CA2

#378CA2 is a mid, moderate cyan. Relative luminance 0.222; OKLCH L 59.8% C 0.087 H 218.0°. Best body text is #000000 at 5.44:1 contrast (WCAG AA passes).

Color values

HEX	#378CA2
RGB	rgb(55, 140, 162)
HSL	hsl(192, 49%, 43%)
HSV	hsv(192, 66%, 64%)
CMYK	cmyk(66%, 13.6%, 0%, 36.5%)
CIE-LAB	lab(54.21, -18.34, -19.18)
CIE-LCH	lch(54.21, 26.54, 226.28°)
OKLab	oklab(59.8% -0.0684 -0.0534)
OKLCH	oklch(59.8% 0.087 218)
XYZ	xyz(17.4725, 22.1751, 37.5348)
Luminance	0.2218 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#378CA2 #A24D37

analogous

#37A282 #378CA2 #3757A2

triadic

#378CA2 #A2378C #8CA237

tetradic

#378CA2 #8237A2 #A24D37 #57A237

square

#378CA2 #8237A2 #A24D37 #57A237

split-complementary

#378CA2 #A23757 #A28237

monochromatic

#183D47 #276574 #378CA2 #52ADC4 #80C2D4

Accessibility & contrast

On white

3.86

#378CA2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.44

#378CA2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #378CA2

5.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##378CA2	#FFFFFF	#000000	##000000
##378CA2	1.00	3.86	5.44	5.44
#FFFFFF	3.86	1.00	21.00	21.00
#000000	5.44	21.00	1.00	1.00
##000000	5.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7E88A3

Deuteranopia (green-blind)

#6E7DA2

Tritanopia (blue-blind)

#009493

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #378ca2;
/* rgb */ color: rgb(55, 140, 162);
/* oklch */ color: oklch(59.8% 0.087 218.0);

Tailwind

colors: {
  custom: {
    50: '#7badbd',
    500: '#378ca2',
    950: '#000000',
  },
}

SCSS

$custom: #378ca2;
$custom-light: #7badbd;
$custom-dark: #000000;

JSON

{
  "hex": "#378ca2",
  "rgb": {
    "r": 55,
    "g": 140,
    "b": 162
  },
  "hsl": {
    "h": 192.336,
    "s": 49.309,
    "l": 42.549
  },
  "oklch": {
    "l": 0.59796,
    "c": 0.08676,
    "h": 218
  },
  "luminance": 0.22177
}

Semantic roles & 50–950 ramp

primary

#378CA2

secondary

#BD8678

accent

#6B4FD9

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#0A1012

muted

#7C7F81

Preview Lab

Preview with #378CA2

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

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