#3397BD#3397BD

#3397BD is a light, moderate cyan. Relative luminance 0.265; OKLCH L 63.6% C 0.106 H 227.7°. Best body text is #000000 at 6.30:1 contrast (WCAG AA passes).

Color values

HEX	#3397BD
RGB	rgb(51, 151, 189)
HSL	hsl(197, 58%, 47%)
HSV	hsv(197, 73%, 74%)
CMYK	cmyk(73%, 20.1%, 0%, 25.9%)
CIE-LAB	lab(58.52, -16.01, -27.97)
CIE-LCH	lch(58.52, 32.22, 240.21°)
OKLab	oklab(63.56% -0.0714 -0.0784)
OKLCH	oklch(63.56% 0.106 227.7)
XYZ	xyz(21.6134, 26.5086, 52.1118)
Luminance	0.2651 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3397BD #BD5933

analogous

#33BD9E #3397BD #3352BD

triadic

#3397BD #BD3397 #97BD33

tetradic

#3397BD #9E33BD #BD5933 #52BD33

square

#3397BD #9E33BD #BD5933 #52BD33

split-complementary

#3397BD #BD3352 #BD9E33

monochromatic

#194A5D #26708D #3397BD #5BB2D3 #8BC8E0

Accessibility & contrast

On white

3.33

#3397BD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.30

#3397BD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3397BD

6.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3397BD	#FFFFFF	#000000	##000000
##3397BD	1.00	3.33	6.30	6.30
#FFFFFF	3.33	1.00	21.00	21.00
#000000	6.30	21.00	1.00	1.00
##000000	6.30	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8394BF

Deuteranopia (green-blind)

#7087BD

Tritanopia (blue-blind)

#00A2A4

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #3397bd;
/* rgb */ color: rgb(51, 151, 189);
/* oklch */ color: oklch(63.6% 0.106 227.7);

Tailwind

colors: {
  custom: {
    50: '#7db5d1',
    500: '#3397bd',
    950: '#000000',
  },
}

SCSS

$custom: #3397bd;
$custom-light: #7db5d1;
$custom-dark: #000000;

JSON

{
  "hex": "#3397bd",
  "rgb": {
    "r": 51,
    "g": 151,
    "b": 189
  },
  "hsl": {
    "h": 196.522,
    "s": 57.5,
    "l": 47.059
  },
  "oklch": {
    "l": 0.63563,
    "c": 0.10606,
    "h": 227.7
  },
  "luminance": 0.26511
}

Semantic roles & 50–950 ramp

primary

#3397BD

secondary

#CA9682

accent

#7147E1

background

#F8FBFC

surface

#EFF6F9

border

#CAD0D2

text

#0B1114

muted

#7C8082

Preview Lab

Preview with #3397BD

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

Preview Lab → · Contrast checker → · Palette generator →