#3188C5#3188C5

#3188C5 is a mid, vivid cyan. Relative luminance 0.223; OKLCH L 60.3% C 0.124 H 243.5°. Best body text is #000000 at 5.46:1 contrast (WCAG AA passes).

Color values

HEX	#3188C5
RGB	rgb(49, 136, 197)
HSL	hsl(205, 60%, 48%)
HSV	hsv(205, 75%, 77%)
CMYK	cmyk(75.1%, 31%, 0%, 22.7%)
CIE-LAB	lab(54.33, -5.05, -39.03)
CIE-LCH	lch(54.33, 39.35, 262.63°)
OKLab	oklab(60.34% -0.0552 -0.1106)
OKLCH	oklch(60.34% 0.124 243.5)
XYZ	xyz(20.1449, 22.2902, 56.0532)
Luminance	0.2229 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3188C5 #C56E31

analogous

#31C5B8 #3188C5 #313EC5

triadic

#3188C5 #C53188 #88C531

tetradic

#3188C5 #B831C5 #C56E31 #3EC531

square

#3188C5 #B831C5 #C56E31 #3EC531

split-complementary

#3188C5 #C5313E #C5B831

monochromatic

#194463 #256694 #3188C5 #5DA4D7 #8EC0E3

Accessibility & contrast

On white

3.85

#3188C5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.46

#3188C5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3188C5

5.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3188C5	#FFFFFF	#000000	##000000
##3188C5	1.00	3.85	5.46	5.46
#FFFFFF	3.85	1.00	21.00	21.00
#000000	5.46	21.00	1.00	1.00
##000000	5.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C8AC8

Deuteranopia (green-blind)

#577CC4

Tritanopia (blue-blind)

#00979E

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #3188c5;
/* rgb */ color: rgb(49, 136, 197);
/* oklch */ color: oklch(60.3% 0.124 243.5);

Tailwind

colors: {
  custom: {
    50: '#7daad7',
    500: '#3188c5',
    950: '#000000',
  },
}

SCSS

$custom: #3188c5;
$custom-light: #7daad7;
$custom-dark: #000000;

JSON

{
  "hex": "#3188c5",
  "rgb": {
    "r": 49,
    "g": 136,
    "b": 197
  },
  "hsl": {
    "h": 204.73,
    "s": 60.163,
    "l": 48.235
  },
  "oklch": {
    "l": 0.60339,
    "c": 0.12357,
    "h": 243.5
  },
  "luminance": 0.22293
}

Semantic roles & 50–950 ramp

primary

#3188C5

secondary

#CDA385

accent

#8644E3

background

#F8FAFD

surface

#EFF4FA

border

#CACED3

text

#0B1014

muted

#7C7F83

Preview Lab

Preview with #3188C5

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

Preview Lab → · Contrast checker → · Palette generator →