#3191A8#3191A8

#3191A8 is a mid, moderate cyan. Relative luminance 0.237; OKLCH L 61.1% C 0.093 H 217.1°. Best body text is #000000 at 5.75:1 contrast (WCAG AA passes).

Color values

HEX	#3191A8
RGB	rgb(49, 145, 168)
HSL	hsl(192, 55%, 43%)
HSV	hsv(192, 71%, 66%)
CMYK	cmyk(70.8%, 13.7%, 0%, 34.1%)
CIE-LAB	lab(55.82, -20.01, -20.19)
CIE-LCH	lch(55.82, 28.42, 225.26°)
OKLab	oklab(61.11% -0.0745 -0.0563)
OKLCH	oklch(61.11% 0.093 217.1)
XYZ	xyz(18.4570, 23.7288, 40.6456)
Luminance	0.2373 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3191A8 #A84831

analogous

#31A884 #3191A8 #3155A8

triadic

#3191A8 #A83191 #91A831

tetradic

#3191A8 #8431A8 #A84831 #55A831

square

#3191A8 #8431A8 #A84831 #55A831

split-complementary

#3191A8 #A83155 #A88431

monochromatic

#153F49 #236879 #3191A8 #4CB2CB #7BC6D8

Accessibility & contrast

On white

3.65

#3191A8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.75

#3191A8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3191A8

5.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3191A8	#FFFFFF	#000000	##000000
##3191A8	1.00	3.65	5.75	5.75
#FFFFFF	3.65	1.00	21.00	21.00
#000000	5.75	21.00	1.00	1.00
##000000	5.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#828DA9

Deuteranopia (green-blind)

#7180A8

Tritanopia (blue-blind)

#009998

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #3191a8;
/* rgb */ color: rgb(49, 145, 168);
/* oklch */ color: oklch(61.1% 0.093 217.1);

Tailwind

colors: {
  custom: {
    50: '#79b1c2',
    500: '#3191a8',
    950: '#000000',
  },
}

SCSS

$custom: #3191a8;
$custom-light: #79b1c2;
$custom-dark: #000000;

JSON

{
  "hex": "#3191a8",
  "rgb": {
    "r": 49,
    "g": 145,
    "b": 168
  },
  "hsl": {
    "h": 191.597,
    "s": 54.839,
    "l": 42.549
  },
  "oklch": {
    "l": 0.61111,
    "c": 0.09334,
    "h": 217.1
  },
  "luminance": 0.23731
}

Semantic roles & 50–950 ramp

primary

#3191A8

secondary

#C18374

accent

#664ADE

background

#F7FAFB

surface

#EEF5F7

border

#C9CFD0

text

#0A1012

muted

#7C7F81

Preview Lab

Preview with #3191A8

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

Preview Lab → · Contrast checker → · Palette generator →