#3491BC#3491BC

#3491BC is a light, moderate cyan. Relative luminance 0.246; OKLCH L 62.1% C 0.107 H 232.5°. Best body text is #000000 at 5.92:1 contrast (WCAG AA passes).

Color values

HEX	#3491BC
RGB	rgb(52, 145, 188)
HSL	hsl(199, 57%, 47%)
HSV	hsv(199, 72%, 74%)
CMYK	cmyk(72.3%, 22.9%, 0%, 26.3%)
CIE-LAB	lab(56.69, -12.92, -30.22)
CIE-LCH	lch(56.69, 32.87, 246.86°)
OKLab	oklab(62.1% -0.0653 -0.0849)
OKLCH	oklch(62.1% 0.107 232.5)
XYZ	xyz(20.6150, 24.6093, 51.2308)
Luminance	0.2461 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3491BC #BC5F34

analogous

#34BCA3 #3491BC #344DBC

triadic

#3491BC #BC3491 #91BC34

tetradic

#3491BC #A334BC #BC5F34 #4DBC34

square

#3491BC #A334BC #BC5F34 #4DBC34

split-complementary

#3491BC #BC344D #BCA334

monochromatic

#19475C #276C8C #3491BC #5BACD2 #8BC5DF

Accessibility & contrast

On white

3.55

#3491BC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.92

#3491BC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3491BC

5.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3491BC	#FFFFFF	#000000	##000000
##3491BC	1.00	3.55	5.92	5.92
#FFFFFF	3.55	1.00	21.00	21.00
#000000	5.92	21.00	1.00	1.00
##000000	5.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C8FBE

Deuteranopia (green-blind)

#6982BB

Tritanopia (blue-blind)

#009D9F

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #3491bc;
/* rgb */ color: rgb(52, 145, 188);
/* oklch */ color: oklch(62.1% 0.107 232.5);

Tailwind

colors: {
  custom: {
    50: '#7db1d0',
    500: '#3491bc',
    950: '#000000',
  },
}

SCSS

$custom: #3491bc;
$custom-light: #7db1d0;
$custom-dark: #000000;

JSON

{
  "hex": "#3491bc",
  "rgb": {
    "r": 52,
    "g": 145,
    "b": 188
  },
  "hsl": {
    "h": 198.971,
    "s": 56.667,
    "l": 47.059
  },
  "oklch": {
    "l": 0.621,
    "c": 0.10715,
    "h": 232.5
  },
  "luminance": 0.24612
}

Semantic roles & 50–950 ramp

primary

#3491BC

secondary

#C99983

accent

#7848E0

background

#F8FAFC

surface

#EFF5F9

border

#CACFD2

text

#0B1014

muted

#7C7F82

Preview Lab

Preview with #3491BC

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

Preview Lab → · Contrast checker → · Palette generator →