#3497B4#3497B4

#3497B4 is a light, moderate cyan. Relative luminance 0.262; OKLCH L 63.2% C 0.099 H 221.3°. Best body text is #000000 at 6.23:1 contrast (WCAG AA passes).

Color values

HEX	#3497B4
RGB	rgb(52, 151, 180)
HSL	hsl(194, 55%, 45%)
HSV	hsv(194, 71%, 71%)
CMYK	cmyk(71.1%, 16.1%, 0%, 29.4%)
CIE-LAB	lab(58.19, -18.85, -23.38)
CIE-LCH	lch(58.19, 30.04, 231.12°)
OKLab	oklab(63.19% -0.0743 -0.0653)
OKLCH	oklch(63.19% 0.099 221.3)
XYZ	xyz(20.7176, 26.1562, 47.1279)
Luminance	0.2616 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3497B4 #B45134

analogous

#34B491 #3497B4 #3457B4

triadic

#3497B4 #B43497 #97B434

tetradic

#3497B4 #9134B4 #B45134 #57B434

square

#3497B4 #9134B4 #B45134 #57B434

split-complementary

#3497B4 #B43457 #B49134

monochromatic

#194755 #266F85 #3497B4 #57B3CE #86C9DC

Accessibility & contrast

On white

3.37

#3497B4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.23

#3497B4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3497B4

6.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3497B4	#FFFFFF	#000000	##000000
##3497B4	1.00	3.37	6.23	6.23
#FFFFFF	3.37	1.00	21.00	21.00
#000000	6.23	21.00	1.00	1.00
##000000	6.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8693B6

Deuteranopia (green-blind)

#7486B4

Tritanopia (blue-blind)

#00A0A0

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #3497b4;
/* rgb */ color: rgb(52, 151, 180);
/* oklch */ color: oklch(63.2% 0.099 221.3);

Tailwind

colors: {
  custom: {
    50: '#7db5ca',
    500: '#3497b4',
    950: '#000000',
  },
}

SCSS

$custom: #3497b4;
$custom-light: #7db5ca;
$custom-dark: #000000;

JSON

{
  "hex": "#3497b4",
  "rgb": {
    "r": 52,
    "g": 151,
    "b": 180
  },
  "hsl": {
    "h": 193.594,
    "s": 55.172,
    "l": 45.49
  },
  "oklch": {
    "l": 0.63187,
    "c": 0.09897,
    "h": 221.3
  },
  "luminance": 0.26159
}

Semantic roles & 50–950 ramp

primary

#3497B4

secondary

#C68E7E

accent

#6B49DF

background

#F8FBFC

surface

#EFF6F8

border

#CAD0D1

text

#0B1113

muted

#7C8082

Preview Lab

Preview with #3497B4

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

Preview Lab → · Contrast checker → · Palette generator →