#378EAD#378EAD

#378EAD is a mid, moderate cyan. Relative luminance 0.232; OKLCH L 60.8% C 0.094 H 225.3°. Best body text is #000000 at 5.64:1 contrast (WCAG AA passes).

Color values

HEX	#378EAD
RGB	rgb(55, 142, 173)
HSL	hsl(196, 52%, 45%)
HSV	hsv(196, 68%, 68%)
CMYK	cmyk(68.2%, 17.9%, 0%, 32.2%)
CIE-LAB	lab(55.25, -15.85, -23.90)
CIE-LCH	lch(55.25, 28.68, 236.45°)
OKLab	oklab(60.77% -0.0662 -0.0668)
OKLCH	oklch(60.77% 0.094 225.3)
XYZ	xyz(18.7883, 23.1733, 43.0098)
Luminance	0.2318 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#378EAD #AD5637

analogous

#37AD91 #378EAD #3753AD

triadic

#378EAD #AD378E #8EAD37

tetradic

#378EAD #9137AD #AD5637 #53AD37

square

#378EAD #9137AD #AD5637 #53AD37

split-complementary

#378EAD #AD3753 #AD9137

monochromatic

#194250 #28687F #378EAD #57ACCA #86C3D8

Accessibility & contrast

On white

3.73

#378EAD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.64

#378EAD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #378EAD

5.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##378EAD	#FFFFFF	#000000	##000000
##378EAD	1.00	3.73	5.64	5.64
#FFFFFF	3.73	1.00	21.00	21.00
#000000	5.64	21.00	1.00	1.00
##000000	5.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D8BAF

Deuteranopia (green-blind)

#6D7FAD

Tritanopia (blue-blind)

#009798

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #378ead;
/* rgb */ color: rgb(55, 142, 173);
/* oklch */ color: oklch(60.8% 0.094 225.3);

Tailwind

colors: {
  custom: {
    50: '#7cafc5',
    500: '#378ead',
    950: '#000000',
  },
}

SCSS

$custom: #378ead;
$custom-light: #7cafc5;
$custom-dark: #000000;

JSON

{
  "hex": "#378ead",
  "rgb": {
    "r": 55,
    "g": 142,
    "b": 173
  },
  "hsl": {
    "h": 195.763,
    "s": 51.754,
    "l": 44.706
  },
  "oklch": {
    "l": 0.60768,
    "c": 0.09403,
    "h": 225.3
  },
  "luminance": 0.23175
}

Semantic roles & 50–950 ramp

primary

#378EAD

secondary

#C2907D

accent

#724DDB

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #378EAD

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

Preview Lab → · Contrast checker → · Palette generator →