#378DBF#378DBF

#378DBF is a mid, moderate cyan. Relative luminance 0.236; OKLCH L 61.4% C 0.111 H 238.1°. Best body text is #000000 at 5.72:1 contrast (WCAG AA passes).

Color values

HEX	#378DBF
RGB	rgb(55, 141, 191)
HSL	hsl(202, 55%, 48%)
HSV	hsv(202, 71%, 75%)
CMYK	cmyk(71.2%, 26.2%, 0%, 25.1%)
CIE-LAB	lab(55.71, -9.22, -33.46)
CIE-LCH	lch(55.71, 34.70, 254.59°)
OKLab	oklab(61.38% -0.0587 -0.0943)
OKLCH	oklch(61.38% 0.111 238.1)
XYZ	xyz(20.5007, 23.6213, 52.7590)
Luminance	0.2362 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#378DBF #BF6937

analogous

#37BFAD #378DBF #3749BF

triadic

#378DBF #BF378D #8DBF37

tetradic

#378DBF #AD37BF #BF6937 #49BF37

square

#378DBF #AD37BF #BF6937 #49BF37

split-complementary

#378DBF #BF3749 #BFAD37

monochromatic

#1C4760 #296A8F #378DBF #62A8D2 #91C3DF

Accessibility & contrast

On white

3.67

#378DBF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.72

#378DBF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #378DBF

5.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##378DBF	#FFFFFF	#000000	##000000
##378DBF	1.00	3.67	5.72	5.72
#FFFFFF	3.67	1.00	21.00	21.00
#000000	5.72	21.00	1.00	1.00
##000000	5.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#758DC1

Deuteranopia (green-blind)

#6380BE

Tritanopia (blue-blind)

#009A9E

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #378dbf;
/* rgb */ color: rgb(55, 141, 191);
/* oklch */ color: oklch(61.4% 0.111 238.1);

Tailwind

colors: {
  custom: {
    50: '#7faed2',
    500: '#378dbf',
    950: '#000000',
  },
}

SCSS

$custom: #378dbf;
$custom-light: #7faed2;
$custom-dark: #000000;

JSON

{
  "hex": "#378dbf",
  "rgb": {
    "r": 55,
    "g": 141,
    "b": 191
  },
  "hsl": {
    "h": 202.059,
    "s": 55.285,
    "l": 48.235
  },
  "oklch": {
    "l": 0.61382,
    "c": 0.11106,
    "h": 238.1
  },
  "luminance": 0.23624
}

Semantic roles & 50–950 ramp

primary

#378DBF

secondary

#CAA088

accent

#8049DF

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0B1014

muted

#7C7F82

Preview Lab

Preview with #378DBF

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

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