#3366A4#3366A4

#3366A4 is a mid, moderate cyan. Relative luminance 0.129; OKLCH L 50.6% C 0.113 H 254.6°. Best body text is #FFFFFF at 5.87:1 contrast (WCAG AA passes).

Color values

HEX	#3366A4
RGB	rgb(51, 102, 164)
HSL	hsl(213, 53%, 42%)
HSV	hsv(213, 69%, 64%)
CMYK	cmyk(68.9%, 37.8%, 0%, 35.7%)
CIE-LAB	lab(42.59, 3.84, -38.45)
CIE-LCH	lch(42.59, 38.65, 275.71°)
OKLab	oklab(50.58% -0.03 -0.1093)
OKLCH	oklch(50.58% 0.113 254.6)
XYZ	xyz(12.8150, 12.8856, 36.9266)
Luminance	0.1289 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3366A4 #A47133

analogous

#339FA4 #3366A4 #3833A4

triadic

#3366A4 #A43366 #66A433

tetradic

#3366A4 #A4339F #A47133 #33A438

square

#3366A4 #A4339F #A47133 #33A438

split-complementary

#3366A4 #A43833 #9FA433

monochromatic

#162C47 #244975 #3366A4 #4D84C8 #7BA4D6

Accessibility & contrast

On white

5.87

#3366A4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.58

#3366A4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3366A4

5.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3366A4	#FFFFFF	#000000	##FFFFFF
##3366A4	1.00	5.87	3.58	5.87
#FFFFFF	5.87	1.00	21.00	1.00
#000000	3.58	21.00	1.00	21.00
##FFFFFF	5.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A6AA7

Deuteranopia (green-blind)

#3A60A3

Tritanopia (blue-blind)

#00747D

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #3366a4;
/* rgb */ color: rgb(51, 102, 164);
/* oklch */ color: oklch(50.6% 0.113 254.6);

Tailwind

colors: {
  custom: {
    50: '#7891bf',
    500: '#3366a4',
    950: '#000000',
  },
}

SCSS

$custom: #3366a4;
$custom-light: #7891bf;
$custom-dark: #000000;

JSON

{
  "hex": "#3366a4",
  "rgb": {
    "r": 51,
    "g": 102,
    "b": 164
  },
  "hsl": {
    "h": 212.92,
    "s": 52.558,
    "l": 42.157
  },
  "oklch": {
    "l": 0.50577,
    "c": 0.1134,
    "h": 254.6
  },
  "luminance": 0.12887
}

Semantic roles & 50–950 ramp

primary

#3366A4

secondary

#BF9D74

accent

#9B4CDC

background

#F7F8FB

surface

#EEF0F7

border

#C9CBD0

text

#0A0C12

muted

#7C7D81

Preview Lab

Preview with #3366A4

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

Preview Lab → · Contrast checker → · Palette generator →