#3387A9#3387A9

#3387A9 is a mid, moderate cyan. Relative luminance 0.209; OKLCH L 58.8% C 0.095 H 228.6°. Best body text is #000000 at 5.18:1 contrast (WCAG AA passes).

Color values

HEX	#3387A9
RGB	rgb(51, 135, 169)
HSL	hsl(197, 54%, 43%)
HSV	hsv(197, 70%, 66%)
CMYK	cmyk(69.8%, 20.1%, 0%, 33.7%)
CIE-LAB	lab(52.83, -13.95, -25.34)
CIE-LCH	lch(52.83, 28.93, 241.16°)
OKLab	oklab(58.75% -0.0626 -0.071)
OKLCH	oklch(58.75% 0.095 228.6)
XYZ	xyz(17.1878, 20.8944, 40.6556)
Luminance	0.2090 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3387A9 #A95533

analogous

#33A990 #3387A9 #334CA9

triadic

#3387A9 #A93387 #87A933

tetradic

#3387A9 #9033A9 #A95533 #4CA933

square

#3387A9 #9033A9 #A95533 #4CA933

split-complementary

#3387A9 #A9334C #A99033

monochromatic

#173C4B #25617A #3387A9 #4FA7CA #7EBED8

Accessibility & contrast

On white

4.05

#3387A9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.18

#3387A9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3387A9

5.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3387A9	#FFFFFF	#000000	##000000
##3387A9	1.00	4.05	5.18	5.18
#FFFFFF	4.05	1.00	21.00	21.00
#000000	5.18	21.00	1.00	1.00
##000000	5.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7585AB

Deuteranopia (green-blind)

#6579A9

Tritanopia (blue-blind)

#009192

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #3387a9;
/* rgb */ color: rgb(51, 135, 169);
/* oklch */ color: oklch(58.8% 0.095 228.6);

Tailwind

colors: {
  custom: {
    50: '#79aac2',
    500: '#3387a9',
    950: '#000000',
  },
}

SCSS

$custom: #3387a9;
$custom-light: #79aac2;
$custom-dark: #000000;

JSON

{
  "hex": "#3387a9",
  "rgb": {
    "r": 51,
    "g": 135,
    "b": 169
  },
  "hsl": {
    "h": 197.288,
    "s": 53.636,
    "l": 43.137
  },
  "oklch": {
    "l": 0.58751,
    "c": 0.09466,
    "h": 228.6
  },
  "luminance": 0.20896
}

Semantic roles & 50–950 ramp

primary

#3387A9

secondary

#C18C77

accent

#754BDD

background

#F7FAFB

surface

#EEF4F7

border

#C9CED0

text

#0A1012

muted

#7C7F81

Preview Lab

Preview with #3387A9

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

Preview Lab → · Contrast checker → · Palette generator →