#379BB1#379BB1

#379BB1 is a light, moderate cyan. Relative luminance 0.274; OKLCH L 64.1% C 0.096 H 215.3°. Best body text is #000000 at 6.49:1 contrast (WCAG AA passes).

Color values

HEX	#379BB1
RGB	rgb(55, 155, 177)
HSL	hsl(191, 53%, 45%)
HSV	hsv(191, 69%, 69%)
CMYK	cmyk(68.9%, 12.4%, 0%, 30.6%)
CIE-LAB	lab(59.37, -21.49, -19.87)
CIE-LCH	lch(59.37, 29.27, 222.75°)
OKLab	oklab(64.12% -0.0781 -0.0553)
OKLCH	oklch(64.12% 0.096 215.3)
XYZ	xyz(21.2294, 27.4269, 45.7615)
Luminance	0.2743 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#379BB1 #B14D37

analogous

#37B18A #379BB1 #375EB1

triadic

#379BB1 #B1379B #9BB137

tetradic

#379BB1 #8A37B1 #B14D37 #5EB137

square

#379BB1 #8A37B1 #B14D37 #5EB137

split-complementary

#379BB1 #B1375E #B18A37

monochromatic

#1A4954 #287282 #379BB1 #5AB7CC #88CBDA

Accessibility & contrast

On white

3.24

#379BB1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.49

#379BB1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #379BB1

6.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##379BB1	#FFFFFF	#000000	##000000
##379BB1	1.00	3.24	6.49	6.49
#FFFFFF	3.24	1.00	21.00	21.00
#000000	6.49	21.00	1.00	1.00
##000000	6.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8C96B2

Deuteranopia (green-blind)

#7A89B1

Tritanopia (blue-blind)

#00A3A2

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #379bb1;
/* rgb */ color: rgb(55, 155, 177);
/* oklch */ color: oklch(64.1% 0.096 215.3);

Tailwind

colors: {
  custom: {
    50: '#7eb8c8',
    500: '#379bb1',
    950: '#000000',
  },
}

SCSS

$custom: #379bb1;
$custom-light: #7eb8c8;
$custom-dark: #000000;

JSON

{
  "hex": "#379bb1",
  "rgb": {
    "r": 55,
    "g": 155,
    "b": 177
  },
  "hsl": {
    "h": 190.82,
    "s": 52.586,
    "l": 45.49
  },
  "oklch": {
    "l": 0.64121,
    "c": 0.09575,
    "h": 215.3
  },
  "luminance": 0.27429
}

Semantic roles & 50–950 ramp

primary

#379BB1

secondary

#C48C80

accent

#664CDC

background

#F8FBFC

surface

#EFF6F8

border

#CAD0D1

text

#0B1113

muted

#7C8082

Preview Lab

Preview with #379BB1

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

Preview Lab → · Contrast checker → · Palette generator →