#379BB3#379BB3

#379BB3 is a light, moderate cyan. Relative luminance 0.275; OKLCH L 64.2% C 0.097 H 217.0°. Best body text is #000000 at 6.50:1 contrast (WCAG AA passes).

Color values

HEX	#379BB3
RGB	rgb(55, 155, 179)
HSL	hsl(192, 53%, 46%)
HSV	hsv(192, 69%, 70%)
CMYK	cmyk(69.3%, 13.4%, 0%, 29.8%)
CIE-LAB	lab(59.44, -20.85, -20.89)
CIE-LCH	lch(59.44, 29.52, 225.04°)
OKLab	oklab(64.2% -0.0773 -0.0582)
OKLCH	oklch(64.2% 0.097 217)
XYZ	xyz(21.4302, 27.5072, 46.8191)
Luminance	0.2751 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#379BB3 #B34F37

analogous

#37B38D #379BB3 #375DB3

triadic

#379BB3 #B3379B #9BB337

tetradic

#379BB3 #8D37B3 #B34F37 #5DB337

square

#379BB3 #8D37B3 #B34F37 #5DB337

split-complementary

#379BB3 #B3375D #B38D37

monochromatic

#1A4A55 #297284 #379BB3 #5BB6CD #8ACBDB

Accessibility & contrast

On white

3.23

#379BB3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.50

#379BB3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #379BB3

6.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##379BB3	#FFFFFF	#000000	##000000
##379BB3	1.00	3.23	6.50	6.50
#FFFFFF	3.23	1.00	21.00	21.00
#000000	6.50	21.00	1.00	1.00
##000000	6.50	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8B96B4

Deuteranopia (green-blind)

#7A8AB3

Tritanopia (blue-blind)

#00A3A3

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #379bb3;
/* rgb */ color: rgb(55, 155, 179);
/* oklch */ color: oklch(64.2% 0.097 217.0);

Tailwind

colors: {
  custom: {
    50: '#7eb8c9',
    500: '#379bb3',
    950: '#000000',
  },
}

SCSS

$custom: #379bb3;
$custom-light: #7eb8c9;
$custom-dark: #000000;

JSON

{
  "hex": "#379bb3",
  "rgb": {
    "r": 55,
    "g": 155,
    "b": 179
  },
  "hsl": {
    "h": 191.613,
    "s": 52.991,
    "l": 45.882
  },
  "oklch": {
    "l": 0.64204,
    "c": 0.09679,
    "h": 217
  },
  "luminance": 0.2751
}

Semantic roles & 50–950 ramp

primary

#379BB3

secondary

#C58E81

accent

#674BDC

background

#F8FBFC

surface

#EFF6F8

border

#CAD0D1

text

#0B1113

muted

#7C8082

Preview Lab

Preview with #379BB3

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

Preview Lab → · Contrast checker → · Palette generator →