#3474B9#3474B9

#3474B9 is a mid, vivid cyan. Relative luminance 0.167; OKLCH L 55.1% C 0.126 H 252.6°. Best body text is #FFFFFF at 4.83:1 contrast (WCAG AA passes).

Color values

HEX	#3474B9
RGB	rgb(52, 116, 185)
HSL	hsl(211, 56%, 46%)
HSV	hsv(211, 72%, 73%)
CMYK	cmyk(71.9%, 37.3%, 0%, 27.5%)
CIE-LAB	lab(47.91, 2.98, -42.30)
CIE-LCH	lch(47.91, 42.40, 274.03°)
OKLab	oklab(55.11% -0.0378 -0.1204)
OKLCH	oklch(55.11% 0.126 252.6)
XYZ	xyz(16.4153, 16.7218, 48.2520)
Luminance	0.1672 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3474B9 #B97934

analogous

#34B7B9 #3474B9 #3734B9

triadic

#3474B9 #B93474 #74B934

tetradic

#3474B9 #B934B7 #B97934 #34B937

square

#3474B9 #B934B7 #B97934 #34B937

split-complementary

#3474B9 #B93734 #B7B934

monochromatic

#193859 #275689 #3474B9 #5A93D1 #89B2DE

Accessibility & contrast

On white

4.83

#3474B9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.34

#3474B9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3474B9

4.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3474B9	#FFFFFF	#000000	##FFFFFF
##3474B9	1.00	4.83	4.34	4.83
#FFFFFF	4.83	1.00	21.00	1.00
#000000	4.34	21.00	1.00	21.00
##FFFFFF	4.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5478BC

Deuteranopia (green-blind)

#416CB8

Tritanopia (blue-blind)

#00848D

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #3474b9;
/* rgb */ color: rgb(52, 116, 185);
/* oklch */ color: oklch(55.1% 0.126 252.6);

Tailwind

colors: {
  custom: {
    50: '#7c9bce',
    500: '#3474b9',
    950: '#000000',
  },
}

SCSS

$custom: #3474b9;
$custom-light: #7c9bce;
$custom-dark: #000000;

JSON

{
  "hex": "#3474b9",
  "rgb": {
    "r": 52,
    "g": 116,
    "b": 185
  },
  "hsl": {
    "h": 211.128,
    "s": 56.118,
    "l": 46.471
  },
  "oklch": {
    "l": 0.55112,
    "c": 0.12617,
    "h": 252.6
  },
  "luminance": 0.16724
}

Semantic roles & 50–950 ramp

primary

#3474B9

secondary

#C8A681

accent

#9748DF

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #3474B9

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

Preview Lab → · Contrast checker → · Palette generator →