#3379B9#3379B9

#3379B9 is a mid, vivid cyan. Relative luminance 0.179; OKLCH L 56.2% C 0.122 H 249.2°. Best body text is #FFFFFF at 4.59:1 contrast (WCAG AA passes).

Color values

HEX	#3379B9
RGB	rgb(51, 121, 185)
HSL	hsl(209, 57%, 46%)
HSV	hsv(209, 72%, 73%)
CMYK	cmyk(72.4%, 34.6%, 0%, 27.5%)
CIE-LAB	lab(49.35, -0.21, -40.01)
CIE-LCH	lch(49.35, 40.01, 269.70°)
OKLab	oklab(56.23% -0.0432 -0.1136)
OKLCH	oklch(56.23% 0.122 249.2)
XYZ	xyz(16.9563, 17.8794, 48.4470)
Luminance	0.1788 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3379B9 #B97333

analogous

#33B9B6 #3379B9 #3336B9

triadic

#3379B9 #B93379 #79B933

tetradic

#3379B9 #B633B9 #B97333 #36B933

square

#3379B9 #B633B9 #B97333 #36B933

split-complementary

#3379B9 #B93336 #B9B633

monochromatic

#193A59 #265A89 #3379B9 #5897D1 #88B5DE

Accessibility & contrast

On white

4.59

#3379B9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.58

#3379B9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #3379B9

4.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3379B9	#FFFFFF	#000000	##FFFFFF
##3379B9	1.00	4.59	4.58	4.59
#FFFFFF	4.59	1.00	21.00	1.00
#000000	4.58	21.00	1.00	21.00
##FFFFFF	4.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C7CBC

Deuteranopia (green-blind)

#4970B8

Tritanopia (blue-blind)

#008890

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #3379b9;
/* rgb */ color: rgb(51, 121, 185);
/* oklch */ color: oklch(56.2% 0.122 249.2);

Tailwind

colors: {
  custom: {
    50: '#7c9fce',
    500: '#3379b9',
    950: '#000000',
  },
}

SCSS

$custom: #3379b9;
$custom-light: #7c9fce;
$custom-dark: #000000;

JSON

{
  "hex": "#3379b9",
  "rgb": {
    "r": 51,
    "g": 121,
    "b": 185
  },
  "hsl": {
    "h": 208.657,
    "s": 56.78,
    "l": 46.275
  },
  "oklch": {
    "l": 0.56233,
    "c": 0.12158,
    "h": 249.2
  },
  "luminance": 0.17881
}

Semantic roles & 50–950 ramp

primary

#3379B9

secondary

#C8A280

accent

#9048E0

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #3379B9

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

Preview Lab → · Contrast checker → · Palette generator →