#3186BB#3186BB

#3186BB is a mid, moderate cyan. Relative luminance 0.213; OKLCH L 59.3% C 0.114 H 240.3°. Best body text is #000000 at 5.26:1 contrast (WCAG AA passes).

Color values

HEX	#3186BB
RGB	rgb(49, 134, 187)
HSL	hsl(203, 58%, 46%)
HSV	hsv(203, 74%, 73%)
CMYK	cmyk(73.8%, 28.3%, 0%, 26.7%)
CIE-LAB	lab(53.26, -7.45, -35.01)
CIE-LCH	lch(53.26, 35.79, 257.99°)
OKLab	oklab(59.34% -0.0564 -0.0989)
OKLCH	oklch(59.34% 0.114 240.3)
XYZ	xyz(18.7579, 21.2889, 50.1246)
Luminance	0.2129 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3186BB #BB6631

analogous

#31BBAB #3186BB #3141BB

triadic

#3186BB #BB3186 #86BB31

tetradic

#3186BB #AB31BB #BB6631 #41BB31

square

#3186BB #AB31BB #BB6631 #41BB31

split-complementary

#3186BB #BB3141 #BBAB31

monochromatic

#18415A #24638B #3186BB #56A3D3 #87BDE0

Accessibility & contrast

On white

3.99

#3186BB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.26

#3186BB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3186BB

5.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3186BB	#FFFFFF	#000000	##000000
##3186BB	1.00	3.99	5.26	5.26
#FFFFFF	3.99	1.00	21.00	21.00
#000000	5.26	21.00	1.00	1.00
##000000	5.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D86BD

Deuteranopia (green-blind)

#5A79BA

Tritanopia (blue-blind)

#009398

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #3186bb;
/* rgb */ color: rgb(49, 134, 187);
/* oklch */ color: oklch(59.3% 0.114 240.3);

Tailwind

colors: {
  custom: {
    50: '#7ba9cf',
    500: '#3186bb',
    950: '#000000',
  },
}

SCSS

$custom: #3186bb;
$custom-light: #7ba9cf;
$custom-dark: #000000;

JSON

{
  "hex": "#3186bb",
  "rgb": {
    "r": 49,
    "g": 134,
    "b": 187
  },
  "hsl": {
    "h": 203.043,
    "s": 58.475,
    "l": 46.275
  },
  "oklch": {
    "l": 0.59338,
    "c": 0.11386,
    "h": 240.3
  },
  "luminance": 0.21291
}

Semantic roles & 50–950 ramp

primary

#3186BB

secondary

#C99B7F

accent

#8246E2

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0B0F14

muted

#7C7F82

Preview Lab

Preview with #3186BB

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

Preview Lab → · Contrast checker → · Palette generator →