#3498BE#3498BE

#3498BE is a light, moderate cyan. Relative luminance 0.269; OKLCH L 63.9% C 0.106 H 227.6°. Best body text is #000000 at 6.38:1 contrast (WCAG AA passes).

Color values

HEX	#3498BE
RGB	rgb(52, 152, 190)
HSL	hsl(197, 57%, 47%)
HSV	hsv(197, 73%, 75%)
CMYK	cmyk(72.6%, 20%, 0%, 25.5%)
CIE-LAB	lab(58.88, -16.08, -27.96)
CIE-LCH	lch(58.88, 32.26, 240.10°)
OKLab	oklab(63.88% -0.0715 -0.0784)
OKLCH	oklch(63.88% 0.106 227.6)
XYZ	xyz(21.9349, 26.9017, 52.7417)
Luminance	0.2690 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3498BE #BE5A34

analogous

#34BE9F #3498BE #3453BE

triadic

#3498BE #BE3498 #98BE34

tetradic

#3498BE #9F34BE #BE5A34 #53BE34

square

#3498BE #9F34BE #BE5A34 #53BE34

split-complementary

#3498BE #BE3453 #BE9F34

monochromatic

#1A4B5E #27728E #3498BE #5DB2D3 #8DC9E0

Accessibility & contrast

On white

3.29

#3498BE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.38

#3498BE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3498BE

6.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3498BE	#FFFFFF	#000000	##000000
##3498BE	1.00	3.29	6.38	6.38
#FFFFFF	3.29	1.00	21.00	21.00
#000000	6.38	21.00	1.00	1.00
##000000	6.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8495C0

Deuteranopia (green-blind)

#7188BE

Tritanopia (blue-blind)

#00A3A4

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #3498be;
/* rgb */ color: rgb(52, 152, 190);
/* oklch */ color: oklch(63.9% 0.106 227.6);

Tailwind

colors: {
  custom: {
    50: '#7eb6d1',
    500: '#3498be',
    950: '#000000',
  },
}

SCSS

$custom: #3498be;
$custom-light: #7eb6d1;
$custom-dark: #000000;

JSON

{
  "hex": "#3498be",
  "rgb": {
    "r": 52,
    "g": 152,
    "b": 190
  },
  "hsl": {
    "h": 196.522,
    "s": 57.025,
    "l": 47.451
  },
  "oklch": {
    "l": 0.63877,
    "c": 0.10613,
    "h": 227.6
  },
  "luminance": 0.26904
}

Semantic roles & 50–950 ramp

primary

#3498BE

secondary

#CA9784

accent

#7248E0

background

#F8FBFC

surface

#EFF6F9

border

#CAD0D2

text

#0B1114

muted

#7C8082

Preview Lab

Preview with #3498BE

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

Preview Lab → · Contrast checker → · Palette generator →