#3498BD#3498BD

#3498BD is a light, moderate cyan. Relative luminance 0.269; OKLCH L 63.8% C 0.105 H 226.9°. Best body text is #000000 at 6.37:1 contrast (WCAG AA passes).

Color values

HEX	#3498BD
RGB	rgb(52, 152, 189)
HSL	hsl(196, 57%, 47%)
HSV	hsv(196, 72%, 74%)
CMYK	cmyk(72.5%, 19.6%, 0%, 25.9%)
CIE-LAB	lab(58.84, -16.41, -27.46)
CIE-LCH	lch(58.84, 31.99, 239.13°)
OKLab	oklab(63.83% -0.0719 -0.077)
OKLCH	oklch(63.83% 0.105 226.9)
XYZ	xyz(21.8260, 26.8581, 52.1681)
Luminance	0.2686 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3498BD #BD5934

analogous

#34BD9D #3498BD #3454BD

triadic

#3498BD #BD3498 #98BD34

tetradic

#3498BD #9D34BD #BD5934 #54BD34

square

#3498BD #9D34BD #BD5934 #54BD34

split-complementary

#3498BD #BD3454 #BD9D34

monochromatic

#1A4B5D #27718D #3498BD #5CB2D2 #8CC9DF

Accessibility & contrast

On white

3.30

#3498BD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.37

#3498BD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3498BD

6.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3498BD	#FFFFFF	#000000	##000000
##3498BD	1.00	3.30	6.37	6.37
#FFFFFF	3.30	1.00	21.00	21.00
#000000	6.37	21.00	1.00	1.00
##000000	6.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8495BF

Deuteranopia (green-blind)

#7288BD

Tritanopia (blue-blind)

#00A3A4

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #3498bd;
/* rgb */ color: rgb(52, 152, 189);
/* oklch */ color: oklch(63.8% 0.105 226.9);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#3498bd",
  "rgb": {
    "r": 52,
    "g": 152,
    "b": 189
  },
  "hsl": {
    "h": 196.204,
    "s": 56.846,
    "l": 47.255
  },
  "oklch": {
    "l": 0.63831,
    "c": 0.10533,
    "h": 226.9
  },
  "luminance": 0.26861
}

Semantic roles & 50–950 ramp

primary

#3498BD

secondary

#CA9683

accent

#7148E0

background

#F8FBFC

surface

#EFF6F9

border

#CAD0D2

text

#0B1114

muted

#7C8082

Preview Lab

Preview with #3498BD

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

Preview Lab → · Contrast checker → · Palette generator →