#3379B8#3379B8

#3379B8 is a mid, vivid cyan. Relative luminance 0.178; OKLCH L 56.2% C 0.120 H 248.8°. Best body text is #FFFFFF at 4.60:1 contrast (WCAG AA passes).

Color values

HEX	#3379B8
RGB	rgb(51, 121, 184)
HSL	hsl(208, 57%, 46%)
HSV	hsv(208, 72%, 72%)
CMYK	cmyk(72.3%, 34.2%, 0%, 27.8%)
CIE-LAB	lab(49.30, -0.57, -39.52)
CIE-LCH	lch(49.30, 39.52, 269.17°)
OKLab	oklab(56.18% -0.0435 -0.1122)
OKLCH	oklch(56.18% 0.12 248.8)
XYZ	xyz(16.8511, 17.8374, 47.8930)
Luminance	0.1784 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3379B8 #B87233

analogous

#33B8B4 #3379B8 #3336B8

triadic

#3379B8 #B83379 #79B833

tetradic

#3379B8 #B433B8 #B87233 #36B833

square

#3379B8 #B433B8 #B87233 #36B833

split-complementary

#3379B8 #B83336 #B8B433

monochromatic

#183A58 #265988 #3379B8 #5897D1 #88B5DE

Accessibility & contrast

On white

4.60

#3379B8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.57

#3379B8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #3379B8

4.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3379B8	#FFFFFF	#000000	##FFFFFF
##3379B8	1.00	4.60	4.57	4.60
#FFFFFF	4.60	1.00	21.00	1.00
#000000	4.57	21.00	1.00	21.00
##FFFFFF	4.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C7CBB

Deuteranopia (green-blind)

#4970B7

Tritanopia (blue-blind)

#008890

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #3379b8;
/* rgb */ color: rgb(51, 121, 184);
/* oklch */ color: oklch(56.2% 0.120 248.8);

Tailwind

colors: {
  custom: {
    50: '#7b9fcd',
    500: '#3379b8',
    950: '#000000',
  },
}

SCSS

$custom: #3379b8;
$custom-light: #7b9fcd;
$custom-dark: #000000;

JSON

{
  "hex": "#3379b8",
  "rgb": {
    "r": 51,
    "g": 121,
    "b": 184
  },
  "hsl": {
    "h": 208.421,
    "s": 56.596,
    "l": 46.078
  },
  "oklch": {
    "l": 0.56176,
    "c": 0.12034,
    "h": 248.8
  },
  "luminance": 0.17839
}

Semantic roles & 50–950 ramp

primary

#3379B8

secondary

#C8A17F

accent

#9048E0

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #3379B8

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

Preview Lab → · Contrast checker → · Palette generator →