#3389AB#3389AB

#3389AB is a mid, moderate cyan. Relative luminance 0.215; OKLCH L 59.3% C 0.096 H 228.1°. Best body text is #000000 at 5.31:1 contrast (WCAG AA passes).

Color values

HEX	#3389AB
RGB	rgb(51, 137, 171)
HSL	hsl(197, 54%, 44%)
HSV	hsv(197, 70%, 67%)
CMYK	cmyk(70.2%, 19.9%, 0%, 32.9%)
CIE-LAB	lab(53.53, -14.39, -25.42)
CIE-LCH	lch(53.53, 29.21, 240.49°)
OKLab	oklab(59.33% -0.0639 -0.0712)
OKLCH	oklch(59.33% 0.096 228.1)
XYZ	xyz(17.6586, 21.5334, 41.7459)
Luminance	0.2154 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3389AB #AB5533

analogous

#33AB91 #3389AB #334DAB

triadic

#3389AB #AB3389 #89AB33

tetradic

#3389AB #9133AB #AB5533 #4DAB33

square

#3389AB #9133AB #AB5533 #4DAB33

split-complementary

#3389AB #AB334D #AB9133

monochromatic

#173D4D #25637C #3389AB #50A8CB #7FC0D9

Accessibility & contrast

On white

3.96

#3389AB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.31

#3389AB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3389AB

5.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3389AB	#FFFFFF	#000000	##000000
##3389AB	1.00	3.96	5.31	5.31
#FFFFFF	3.96	1.00	21.00	21.00
#000000	5.31	21.00	1.00	1.00
##000000	5.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7787AD

Deuteranopia (green-blind)

#677BAB

Tritanopia (blue-blind)

#009394

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #3389ab;
/* rgb */ color: rgb(51, 137, 171);
/* oklch */ color: oklch(59.3% 0.096 228.1);

Tailwind

colors: {
  custom: {
    50: '#7aabc4',
    500: '#3389ab',
    950: '#000000',
  },
}

SCSS

$custom: #3389ab;
$custom-light: #7aabc4;
$custom-dark: #000000;

JSON

{
  "hex": "#3389ab",
  "rgb": {
    "r": 51,
    "g": 137,
    "b": 171
  },
  "hsl": {
    "h": 197,
    "s": 54.054,
    "l": 43.529
  },
  "oklch": {
    "l": 0.59333,
    "c": 0.0957,
    "h": 228.1
  },
  "luminance": 0.21535
}

Semantic roles & 50–950 ramp

primary

#3389AB

secondary

#C28D78

accent

#744ADD

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A1012

muted

#7C7F81

Preview Lab

Preview with #3389AB

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

Preview Lab → · Contrast checker → · Palette generator →