#3374B8#3374B8

#3374B8 is a mid, vivid cyan. Relative luminance 0.167; OKLCH L 55.0% C 0.125 H 252.0°. Best body text is #FFFFFF at 4.85:1 contrast (WCAG AA passes).

Color values

HEX	#3374B8
RGB	rgb(51, 116, 184)
HSL	hsl(211, 57%, 46%)
HSV	hsv(211, 72%, 72%)
CMYK	cmyk(72.3%, 37%, 0%, 27.8%)
CIE-LAB	lab(47.82, 2.47, -41.86)
CIE-LCH	lch(47.82, 41.93, 273.38°)
OKLab	oklab(55.02% -0.0387 -0.1191)
OKLCH	oklch(55.02% 0.125 252)
XYZ	xyz(16.2591, 16.6535, 47.6957)
Luminance	0.1666 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3374B8 #B87733

analogous

#33B6B8 #3374B8 #3433B8

triadic

#3374B8 #B83374 #74B833

tetradic

#3374B8 #B833B6 #B87733 #33B834

square

#3374B8 #B833B6 #B87733 #33B834

split-complementary

#3374B8 #B83433 #B6B833

monochromatic

#183858 #265688 #3374B8 #5893D1 #88B2DE

Accessibility & contrast

On white

4.85

#3374B8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.33

#3374B8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3374B8

4.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3374B8	#FFFFFF	#000000	##FFFFFF
##3374B8	1.00	4.85	4.33	4.85
#FFFFFF	4.85	1.00	21.00	1.00
#000000	4.33	21.00	1.00	21.00
##FFFFFF	4.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5578BB

Deuteranopia (green-blind)

#416CB7

Tritanopia (blue-blind)

#00848D

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #3374b8;
/* rgb */ color: rgb(51, 116, 184);
/* oklch */ color: oklch(55.0% 0.125 252.0);

Tailwind

colors: {
  custom: {
    50: '#7b9bcd',
    500: '#3374b8',
    950: '#000000',
  },
}

SCSS

$custom: #3374b8;
$custom-light: #7b9bcd;
$custom-dark: #000000;

JSON

{
  "hex": "#3374b8",
  "rgb": {
    "r": 51,
    "g": 116,
    "b": 184
  },
  "hsl": {
    "h": 210.677,
    "s": 56.596,
    "l": 46.078
  },
  "oklch": {
    "l": 0.55017,
    "c": 0.12524,
    "h": 252
  },
  "luminance": 0.16655
}

Semantic roles & 50–950 ramp

primary

#3374B8

secondary

#C8A47F

accent

#9648E0

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #3374B8

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

Preview Lab → · Contrast checker → · Palette generator →