#3191B6#3191B6

#3191B6 is a mid, moderate cyan. Relative luminance 0.243; OKLCH L 61.7% C 0.103 H 228.0°. Best body text is #000000 at 5.86:1 contrast (WCAG AA passes).

Color values

HEX	#3191B6
RGB	rgb(49, 145, 182)
HSL	hsl(197, 58%, 45%)
HSV	hsv(197, 73%, 71%)
CMYK	cmyk(73.1%, 20.3%, 0%, 28.6%)
CIE-LAB	lab(56.37, -15.36, -27.33)
CIE-LCH	lch(56.37, 31.35, 240.66°)
OKLab	oklab(61.73% -0.069 -0.0766)
OKLCH	oklch(61.73% 0.103 228)
XYZ	xyz(19.8321, 24.2789, 47.8880)
Luminance	0.2428 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3191B6 #B65631

analogous

#31B699 #3191B6 #314EB6

triadic

#3191B6 #B63191 #91B631

tetradic

#3191B6 #9931B6 #B65631 #4EB631

square

#3191B6 #9931B6 #B65631 #4EB631

split-complementary

#3191B6 #B6314E #B69931

monochromatic

#174456 #246B86 #3191B6 #53AED1 #84C5DE

Accessibility & contrast

On white

3.59

#3191B6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.86

#3191B6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3191B6

5.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3191B6	#FFFFFF	#000000	##000000
##3191B6	1.00	3.59	5.86	5.86
#FFFFFF	3.59	1.00	21.00	21.00
#000000	5.86	21.00	1.00	1.00
##000000	5.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7E8EB8

Deuteranopia (green-blind)

#6B81B6

Tritanopia (blue-blind)

#009C9D

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #3191b6;
/* rgb */ color: rgb(49, 145, 182);
/* oklch */ color: oklch(61.7% 0.103 228.0);

Tailwind

colors: {
  custom: {
    50: '#7bb1cc',
    500: '#3191b6',
    950: '#000000',
  },
}

SCSS

$custom: #3191b6;
$custom-light: #7bb1cc;
$custom-dark: #000000;

JSON

{
  "hex": "#3191b6",
  "rgb": {
    "r": 49,
    "g": 145,
    "b": 182
  },
  "hsl": {
    "h": 196.692,
    "s": 57.576,
    "l": 45.294
  },
  "oklch": {
    "l": 0.61735,
    "c": 0.10313,
    "h": 228
  },
  "luminance": 0.24281
}

Semantic roles & 50–950 ramp

primary

#3191B6

secondary

#C7917C

accent

#7247E1

background

#F8FAFC

surface

#EFF5F8

border

#CACFD1

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #3191B6

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

Preview Lab → · Contrast checker → · Palette generator →