#3397BC#3397BC

#3397BC is a light, moderate cyan. Relative luminance 0.265; OKLCH L 63.5% C 0.105 H 227.0°. Best body text is #000000 at 6.29:1 contrast (WCAG AA passes).

Color values

HEX	#3397BC
RGB	rgb(51, 151, 188)
HSL	hsl(196, 57%, 47%)
HSV	hsv(196, 73%, 74%)
CMYK	cmyk(72.9%, 19.7%, 0%, 26.3%)
CIE-LAB	lab(58.48, -16.34, -27.46)
CIE-LCH	lch(58.48, 31.96, 239.25°)
OKLab	oklab(63.52% -0.0718 -0.077)
OKLCH	oklch(63.52% 0.105 227)
XYZ	xyz(21.5053, 26.4654, 51.5421)
Luminance	0.2647 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3397BC #BC5833

analogous

#33BC9C #3397BC #3353BC

triadic

#3397BC #BC3397 #97BC33

tetradic

#3397BC #9C33BC #BC5833 #53BC33

square

#3397BC #9C33BC #BC5833 #53BC33

split-complementary

#3397BC #BC3353 #BC9C33

monochromatic

#194A5C #26708C #3397BC #5AB2D2 #8AC8DF

Accessibility & contrast

On white

3.34

#3397BC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.29

#3397BC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3397BC

6.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3397BC	#FFFFFF	#000000	##000000
##3397BC	1.00	3.34	6.29	6.29
#FFFFFF	3.34	1.00	21.00	21.00
#000000	6.29	21.00	1.00	1.00
##000000	6.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8394BE

Deuteranopia (green-blind)

#7187BC

Tritanopia (blue-blind)

#00A2A3

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #3397bc;
/* rgb */ color: rgb(51, 151, 188);
/* oklch */ color: oklch(63.5% 0.105 227.0);

Tailwind

colors: {
  custom: {
    50: '#7db5d0',
    500: '#3397bc',
    950: '#000000',
  },
}

SCSS

$custom: #3397bc;
$custom-light: #7db5d0;
$custom-dark: #000000;

JSON

{
  "hex": "#3397bc",
  "rgb": {
    "r": 51,
    "g": 151,
    "b": 188
  },
  "hsl": {
    "h": 196.204,
    "s": 57.322,
    "l": 46.863
  },
  "oklch": {
    "l": 0.63517,
    "c": 0.10526,
    "h": 227
  },
  "luminance": 0.26468
}

Semantic roles & 50–950 ramp

primary

#3397BC

secondary

#C99581

accent

#7147E1

background

#F8FBFC

surface

#EFF6F9

border

#CAD0D2

text

#0B1114

muted

#7C8082

Preview Lab

Preview with #3397BC

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

Preview Lab → · Contrast checker → · Palette generator →