#3186B3#3186B3

#3186B3 is a mid, moderate cyan. Relative luminance 0.210; OKLCH L 58.9% C 0.105 H 235.9°. Best body text is #000000 at 5.19:1 contrast (WCAG AA passes).

Color values

HEX	#3186B3
RGB	rgb(49, 134, 179)
HSL	hsl(201, 57%, 45%)
HSV	hsv(201, 73%, 70%)
CMYK	cmyk(72.6%, 25.1%, 0%, 29.8%)
CIE-LAB	lab(52.90, -10.25, -30.99)
CIE-LCH	lch(52.90, 32.64, 251.69°)
OKLab	oklab(58.93% -0.0591 -0.0873)
OKLCH	oklch(58.93% 0.105 235.9)
XYZ	xyz(17.9252, 20.9558, 45.7392)
Luminance	0.2096 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3186B3 #B35E31

analogous

#31B39F #3186B3 #3145B3

triadic

#3186B3 #B33186 #86B331

tetradic

#3186B3 #9F31B3 #B35E31 #45B331

square

#3186B3 #9F31B3 #B35E31 #45B331

split-complementary

#3186B3 #B33145 #B39F31

monochromatic

#173E53 #246283 #3186B3 #52A4D0 #82BDDD

Accessibility & contrast

On white

4.04

#3186B3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.19

#3186B3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3186B3

5.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3186B3	#FFFFFF	#000000	##000000
##3186B3	1.00	4.04	5.19	5.19
#FFFFFF	4.04	1.00	21.00	21.00
#000000	5.19	21.00	1.00	1.00
##000000	5.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7085B5

Deuteranopia (green-blind)

#5F79B2

Tritanopia (blue-blind)

#009295

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #3186b3;
/* rgb */ color: rgb(49, 134, 179);
/* oklch */ color: oklch(58.9% 0.105 235.9);

Tailwind

colors: {
  custom: {
    50: '#7aa9ca',
    500: '#3186b3',
    950: '#000000',
  },
}

SCSS

$custom: #3186b3;
$custom-light: #7aa9ca;
$custom-dark: #000000;

JSON

{
  "hex": "#3186b3",
  "rgb": {
    "r": 49,
    "g": 134,
    "b": 179
  },
  "hsl": {
    "h": 200.769,
    "s": 57.018,
    "l": 44.706
  },
  "oklch": {
    "l": 0.5893,
    "c": 0.10539,
    "h": 235.9
  },
  "luminance": 0.20958
}

Semantic roles & 50–950 ramp

primary

#3186B3

secondary

#C6947A

accent

#7C48E0

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0A0F13

muted

#7C7F82

Preview Lab

Preview with #3186B3

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

Preview Lab → · Contrast checker → · Palette generator →