#3391AA#3391AA

#3391AA is a mid, moderate cyan. Relative luminance 0.239; OKLCH L 61.3% C 0.094 H 219.1°. Best body text is #000000 at 5.77:1 contrast (WCAG AA passes).

Color values

HEX	#3391AA
RGB	rgb(51, 145, 170)
HSL	hsl(193, 54%, 43%)
HSV	hsv(193, 70%, 67%)
CMYK	cmyk(70%, 14.7%, 0%, 33.3%)
CIE-LAB	lab(55.94, -19.06, -21.13)
CIE-LCH	lch(55.94, 28.46, 227.94°)
OKLab	oklab(61.25% -0.0726 -0.0589)
OKLCH	oklch(61.25% 0.094 219.1)
XYZ	xyz(18.7433, 23.8548, 41.6390)
Luminance	0.2386 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3391AA #AA4C33

analogous

#33AA87 #3391AA #3355AA

triadic

#3391AA #AA3391 #91AA33

tetradic

#3391AA #8733AA #AA4C33 #55AA33

square

#3391AA #8733AA #AA4C33 #55AA33

split-complementary

#3391AA #AA3355 #AA8733

monochromatic

#17414C #25697B #3391AA #50B1CA #7FC6D9

Accessibility & contrast

On white

3.64

#3391AA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.77

#3391AA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3391AA

5.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3391AA	#FFFFFF	#000000	##000000
##3391AA	1.00	3.64	5.77	5.77
#FFFFFF	3.64	1.00	21.00	21.00
#000000	5.77	21.00	1.00	1.00
##000000	5.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#818DAB

Deuteranopia (green-blind)

#7181AA

Tritanopia (blue-blind)

#009999

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #3391aa;
/* rgb */ color: rgb(51, 145, 170);
/* oklch */ color: oklch(61.3% 0.094 219.1);

Tailwind

colors: {
  custom: {
    50: '#7ab1c3',
    500: '#3391aa',
    950: '#000000',
  },
}

SCSS

$custom: #3391aa;
$custom-light: #7ab1c3;
$custom-dark: #000000;

JSON

{
  "hex": "#3391aa",
  "rgb": {
    "r": 51,
    "g": 145,
    "b": 170
  },
  "hsl": {
    "h": 192.605,
    "s": 53.846,
    "l": 43.333
  },
  "oklch": {
    "l": 0.61253,
    "c": 0.09355,
    "h": 219.1
  },
  "luminance": 0.23857
}

Semantic roles & 50–950 ramp

primary

#3391AA

secondary

#C28777

accent

#694BDD

background

#F8FAFC

surface

#EFF5F8

border

#CACFD1

text

#0A1012

muted

#7C7F81

Preview Lab

Preview with #3391AA

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

Preview Lab → · Contrast checker → · Palette generator →