#3490BD#3490BD

#3490BD is a mid, moderate cyan. Relative luminance 0.244; OKLCH L 61.9% C 0.109 H 233.9°. Best body text is #000000 at 5.87:1 contrast (WCAG AA passes).

Color values

HEX	#3490BD
RGB	rgb(52, 144, 189)
HSL	hsl(200, 57%, 47%)
HSV	hsv(200, 72%, 74%)
CMYK	cmyk(72.5%, 23.8%, 0%, 25.9%)
CIE-LAB	lab(56.43, -12.02, -31.19)
CIE-LCH	lch(56.43, 33.43, 248.93°)
OKLab	oklab(61.91% -0.064 -0.0877)
OKLCH	oklch(61.91% 0.109 233.9)
XYZ	xyz(20.5711, 24.3484, 51.7498)
Luminance	0.2435 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3490BD #BD6134

analogous

#34BDA5 #3490BD #344CBD

triadic

#3490BD #BD3490 #90BD34

tetradic

#3490BD #A534BD #BD6134 #4CBD34

square

#3490BD #A534BD #BD6134 #4CBD34

split-complementary

#3490BD #BD344C #BDA534

monochromatic

#1A475D #276B8D #3490BD #5CABD2 #8CC4DF

Accessibility & contrast

On white

3.58

#3490BD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.87

#3490BD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3490BD

5.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3490BD	#FFFFFF	#000000	##000000
##3490BD	1.00	3.58	5.87	5.87
#FFFFFF	3.58	1.00	21.00	21.00
#000000	5.87	21.00	1.00	1.00
##000000	5.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7A8FBF

Deuteranopia (green-blind)

#6781BC

Tritanopia (blue-blind)

#009C9F

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #3490bd;
/* rgb */ color: rgb(52, 144, 189);
/* oklch */ color: oklch(61.9% 0.109 233.9);

Tailwind

colors: {
  custom: {
    50: '#7db0d1',
    500: '#3490bd',
    950: '#000000',
  },
}

SCSS

$custom: #3490bd;
$custom-light: #7db0d1;
$custom-dark: #000000;

JSON

{
  "hex": "#3490bd",
  "rgb": {
    "r": 52,
    "g": 144,
    "b": 189
  },
  "hsl": {
    "h": 199.708,
    "s": 56.846,
    "l": 47.255
  },
  "oklch": {
    "l": 0.61909,
    "c": 0.10859,
    "h": 233.9
  },
  "luminance": 0.24351
}

Semantic roles & 50–950 ramp

primary

#3490BD

secondary

#CA9A83

accent

#7A48E0

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0B1014

muted

#7C7F82

Preview Lab

Preview with #3490BD

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

Preview Lab → · Contrast checker → · Palette generator →