#3491BF#3491BF

#3491BF is a light, moderate cyan. Relative luminance 0.247; OKLCH L 62.2% C 0.110 H 234.3°. Best body text is #000000 at 5.95:1 contrast (WCAG AA passes).

Color values

HEX	#3491BF
RGB	rgb(52, 145, 191)
HSL	hsl(200, 57%, 48%)
HSV	hsv(200, 73%, 75%)
CMYK	cmyk(72.8%, 24.1%, 0%, 25.1%)
CIE-LAB	lab(56.82, -11.89, -31.72)
CIE-LCH	lch(56.82, 33.88, 249.45°)
OKLab	oklab(62.25% -0.0642 -0.0893)
OKLCH	oklch(62.25% 0.11 234.3)
XYZ	xyz(20.9418, 24.7400, 52.9517)
Luminance	0.2474 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3491BF #BF6234

analogous

#34BFA7 #3491BF #344BBF

triadic

#3491BF #BF3491 #91BF34

tetradic

#3491BF #A734BF #BF6234 #4BBF34

square

#3491BF #A734BF #BF6234 #4BBF34

split-complementary

#3491BF #BF344B #BFA734

monochromatic

#1A485F #276C8F #3491BF #5DACD3 #8DC5E0

Accessibility & contrast

On white

3.53

#3491BF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.95

#3491BF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3491BF

5.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3491BF	#FFFFFF	#000000	##000000
##3491BF	1.00	3.53	5.95	5.95
#FFFFFF	3.53	1.00	21.00	21.00
#000000	5.95	21.00	1.00	1.00
##000000	5.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B90C1

Deuteranopia (green-blind)

#6882BE

Tritanopia (blue-blind)

#009DA1

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #3491bf;
/* rgb */ color: rgb(52, 145, 191);
/* oklch */ color: oklch(62.2% 0.110 234.3);

Tailwind

colors: {
  custom: {
    50: '#7eb1d2',
    500: '#3491bf',
    950: '#000000',
  },
}

SCSS

$custom: #3491bf;
$custom-light: #7eb1d2;
$custom-dark: #000000;

JSON

{
  "hex": "#3491bf",
  "rgb": {
    "r": 52,
    "g": 145,
    "b": 191
  },
  "hsl": {
    "h": 199.856,
    "s": 57.202,
    "l": 47.647
  },
  "oklch": {
    "l": 0.62245,
    "c": 0.11,
    "h": 234.3
  },
  "luminance": 0.24742
}

Semantic roles & 50–950 ramp

primary

#3491BF

secondary

#CA9C84

accent

#7A47E0

background

#F8FAFC

surface

#EFF5F9

border

#CACFD2

text

#0B1014

muted

#7C7F82

Preview Lab

Preview with #3491BF

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

Preview Lab → · Contrast checker → · Palette generator →