#3369B3#3369B3

#3369B3 is a mid, vivid cyan. Relative luminance 0.141; OKLCH L 52.2% C 0.130 H 257.0°. Best body text is #FFFFFF at 5.51:1 contrast (WCAG AA passes).

Color values

HEX	#3369B3
RGB	rgb(51, 105, 179)
HSL	hsl(215, 56%, 45%)
HSV	hsv(215, 72%, 70%)
CMYK	cmyk(71.5%, 41.3%, 0%, 29.8%)
CIE-LAB	lab(44.32, 7.48, -44.52)
CIE-LCH	lch(44.32, 45.14, 279.54°)
OKLab	oklab(52.2% -0.0294 -0.1271)
OKLCH	oklch(52.2% 0.13 257)
XYZ	xyz(14.5505, 14.0601, 44.5861)
Luminance	0.1406 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3369B3 #B37D33

analogous

#33A9B3 #3369B3 #3D33B3

triadic

#3369B3 #B33369 #69B333

tetradic

#3369B3 #B333A9 #B37D33 #33B33D

square

#3369B3 #B333A9 #B37D33 #33B33D

split-complementary

#3369B3 #B33D33 #A9B333

monochromatic

#183154 #254D83 #3369B3 #5588CE #84A9DC

Accessibility & contrast

On white

5.51

#3369B3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.81

#3369B3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3369B3

5.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3369B3	#FFFFFF	#000000	##FFFFFF
##3369B3	1.00	5.51	3.81	5.51
#FFFFFF	5.51	1.00	21.00	1.00
#000000	3.81	21.00	1.00	21.00
##FFFFFF	5.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#466FB6

Deuteranopia (green-blind)

#3163B2

Tritanopia (blue-blind)

#007A85

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #3369b3;
/* rgb */ color: rgb(51, 105, 179);
/* oklch */ color: oklch(52.2% 0.130 257.0);

Tailwind

colors: {
  custom: {
    50: '#7a93ca',
    500: '#3369b3',
    950: '#000000',
  },
}

SCSS

$custom: #3369b3;
$custom-light: #7a93ca;
$custom-dark: #000000;

JSON

{
  "hex": "#3369b3",
  "rgb": {
    "r": 51,
    "g": 105,
    "b": 179
  },
  "hsl": {
    "h": 214.688,
    "s": 55.652,
    "l": 45.098
  },
  "oklch": {
    "l": 0.52197,
    "c": 0.13044,
    "h": 257
  },
  "luminance": 0.14062
}

Semantic roles & 50–950 ramp

primary

#3369B3

secondary

#C6A77C

accent

#A049DF

background

#F8F9FC

surface

#EFF1F8

border

#CACBD1

text

#0A0D13

muted

#7C7E82

Preview Lab

Preview with #3369B3

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

Preview Lab → · Contrast checker → · Palette generator →