#3191B0#3191B0

#3191B0 is a mid, moderate cyan. Relative luminance 0.240; OKLCH L 61.5% C 0.098 H 223.6°. Best body text is #000000 at 5.81:1 contrast (WCAG AA passes).

Color values

HEX	#3191B0
RGB	rgb(49, 145, 176)
HSL	hsl(195, 56%, 44%)
HSV	hsv(195, 72%, 69%)
CMYK	cmyk(72.2%, 17.6%, 0%, 31%)
CIE-LAB	lab(56.12, -17.37, -24.28)
CIE-LCH	lch(56.12, 29.86, 234.42°)
OKLab	oklab(61.46% -0.0713 -0.0679)
OKLCH	oklch(61.46% 0.098 223.6)
XYZ	xyz(19.2253, 24.0361, 44.6921)
Luminance	0.2404 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3191B0 #B05031

analogous

#31B090 #3191B0 #3152B0

triadic

#3191B0 #B03191 #91B031

tetradic

#3191B0 #9031B0 #B05031 #52B031

square

#3191B0 #9031B0 #B05031 #52B031

split-complementary

#3191B0 #B03152 #B09031

monochromatic

#164250 #246A80 #3191B0 #50AFCE #80C5DC

Accessibility & contrast

On white

3.62

#3191B0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.81

#3191B0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3191B0

5.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3191B0	#FFFFFF	#000000	##000000
##3191B0	1.00	3.62	5.81	5.81
#FFFFFF	3.62	1.00	21.00	21.00
#000000	5.81	21.00	1.00	1.00
##000000	5.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7F8EB2

Deuteranopia (green-blind)

#6E81B0

Tritanopia (blue-blind)

#009A9B

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #3191b0;
/* rgb */ color: rgb(49, 145, 176);
/* oklch */ color: oklch(61.5% 0.098 223.6);

Tailwind

colors: {
  custom: {
    50: '#7ab1c7',
    500: '#3191b0',
    950: '#000000',
  },
}

SCSS

$custom: #3191b0;
$custom-light: #7ab1c7;
$custom-dark: #000000;

JSON

{
  "hex": "#3191b0",
  "rgb": {
    "r": 49,
    "g": 145,
    "b": 176
  },
  "hsl": {
    "h": 194.646,
    "s": 56.444,
    "l": 44.118
  },
  "oklch": {
    "l": 0.61461,
    "c": 0.09846,
    "h": 223.6
  },
  "luminance": 0.24038
}

Semantic roles & 50–950 ramp

primary

#3191B0

secondary

#C58B78

accent

#6D48E0

background

#F8FAFC

surface

#EFF5F8

border

#CACFD1

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #3191B0

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

Preview Lab → · Contrast checker → · Palette generator →