#3356BC#3356BC

#3356BC is a mid, vivid blue. Relative luminance 0.110; OKLCH L 48.7% C 0.166 H 266.1°. Best body text is #FFFFFF at 6.57:1 contrast (WCAG AA passes).

Color values

HEX	#3356BC
RGB	rgb(51, 86, 188)
HSL	hsl(225, 57%, 47%)
HSV	hsv(225, 73%, 74%)
CMYK	cmyk(72.9%, 54.3%, 0%, 26.3%)
CIE-LAB	lab(39.56, 23.10, -57.43)
CIE-LCH	lch(39.56, 61.90, 291.91°)
OKLab	oklab(48.74% -0.0114 -0.1654)
OKLCH	oklch(48.74% 0.166 266.1)
XYZ	xyz(13.7670, 10.9888, 48.9627)
Luminance	0.1099 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3356BC #BC9933

analogous

#339ABC #3356BC #5533BC

triadic

#3356BC #BC3356 #56BC33

tetradic

#3356BC #BC339A #BC9933 #33BC55

square

#3356BC #BC339A #BC9933 #33BC55

split-complementary

#3356BC #BC5533 #9ABC33

monochromatic

#192A5C #26408C #3356BC #5A79D2 #8AA0DF

Accessibility & contrast

On white

6.57

#3356BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.20

#3356BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3356BC

6.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3356BC	#FFFFFF	#000000	##FFFFFF
##3356BC	1.00	6.57	3.20	6.57
#FFFFFF	6.57	1.00	21.00	1.00
#000000	3.20	21.00	1.00	21.00
##FFFFFF	6.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0064C0

Deuteranopia (green-blind)

#0057BA

Tritanopia (blue-blind)

#006F80

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #3356bc;
/* rgb */ color: rgb(51, 86, 188);
/* oklch */ color: oklch(48.7% 0.166 266.1);

Tailwind

colors: {
  custom: {
    50: '#7d85d1',
    500: '#3356bc',
    950: '#000000',
  },
}

SCSS

$custom: #3356bc;
$custom-light: #7d85d1;
$custom-dark: #000000;

JSON

{
  "hex": "#3356bc",
  "rgb": {
    "r": 51,
    "g": 86,
    "b": 188
  },
  "hsl": {
    "h": 224.672,
    "s": 57.322,
    "l": 46.863
  },
  "oklch": {
    "l": 0.48739,
    "c": 0.16577,
    "h": 266.1
  },
  "luminance": 0.1099
}

Semantic roles & 50–950 ramp

primary

#3356BC

secondary

#C9B781

accent

#B947E1

background

#F8F8FC

surface

#EFEFF9

border

#CACAD2

text

#0B0B14

muted

#7C7C82

Preview Lab

Preview with #3356BC

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

Preview Lab → · Contrast checker → · Palette generator →