#3170BE#3170BE

#3170BE is a mid, vivid cyan. Relative luminance 0.160; OKLCH L 54.4% C 0.138 H 255.4°. Best body text is #FFFFFF at 5.01:1 contrast (WCAG AA passes).

Color values

HEX	#3170BE
RGB	rgb(49, 112, 190)
HSL	hsl(213, 59%, 47%)
HSV	hsv(213, 74%, 75%)
CMYK	cmyk(74.2%, 41.1%, 0%, 25.5%)
CIE-LAB	lab(46.92, 6.89, -46.76)
CIE-LCH	lch(46.92, 47.27, 278.38°)
OKLab	oklab(54.4% -0.0348 -0.1336)
OKLCH	oklch(54.4% 0.138 255.4)
XYZ	xyz(16.3516, 15.9572, 50.9235)
Luminance	0.1596 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3170BE #BE7F31

analogous

#31B7BE #3170BE #3831BE

triadic

#3170BE #BE3170 #70BE31

tetradic

#3170BE #BE31B7 #BE7F31 #31BE38

square

#3170BE #BE31B7 #BE7F31 #31BE38

split-complementary

#3170BE #BE3831 #B7BE31

monochromatic

#18375D #24538D #3170BE #5890D4 #89B0E1

Accessibility & contrast

On white

5.01

#3170BE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.19

#3170BE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3170BE

5.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3170BE	#FFFFFF	#000000	##FFFFFF
##3170BE	1.00	5.01	4.19	5.01
#FFFFFF	5.01	1.00	21.00	1.00
#000000	4.19	21.00	1.00	21.00
##FFFFFF	5.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B76C1

Deuteranopia (green-blind)

#3369BC

Tritanopia (blue-blind)

#00828E

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #3170be;
/* rgb */ color: rgb(49, 112, 190);
/* oklch */ color: oklch(54.4% 0.138 255.4);

Tailwind

colors: {
  custom: {
    50: '#7c98d2',
    500: '#3170be',
    950: '#000000',
  },
}

SCSS

$custom: #3170be;
$custom-light: #7c98d2;
$custom-dark: #000000;

JSON

{
  "hex": "#3170be",
  "rgb": {
    "r": 49,
    "g": 112,
    "b": 190
  },
  "hsl": {
    "h": 213.191,
    "s": 58.996,
    "l": 46.863
  },
  "oklch": {
    "l": 0.54403,
    "c": 0.13806,
    "h": 255.4
  },
  "luminance": 0.15959
}

Semantic roles & 50–950 ramp

primary

#3170BE

secondary

#CAA980

accent

#9C46E2

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0D14

muted

#7C7E82

Preview Lab

Preview with #3170BE

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

Preview Lab → · Contrast checker → · Palette generator →