#3356AD#3356AD

#3356AD is a mid, vivid blue. Relative luminance 0.104; OKLCH L 47.6% C 0.145 H 264.9°. Best body text is #FFFFFF at 6.83:1 contrast (WCAG AA passes).

Color values

HEX	#3356AD
RGB	rgb(51, 86, 173)
HSL	hsl(223, 54%, 44%)
HSV	hsv(223, 71%, 68%)
CMYK	cmyk(70.5%, 50.3%, 0%, 32.2%)
CIE-LAB	lab(38.51, 17.50, -50.31)
CIE-LCH	lch(38.51, 53.27, 289.18°)
OKLab	oklab(47.61% -0.0129 -0.1444)
OKLCH	oklch(47.61% 0.145 264.9)
XYZ	xyz(12.2332, 10.3753, 40.8850)
Luminance	0.1038 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3356AD #AD8A33

analogous

#3393AD #3356AD #4D33AD

triadic

#3356AD #AD3356 #56AD33

tetradic

#3356AD #AD3393 #AD8A33 #33AD4D

square

#3356AD #AD3393 #AD8A33 #33AD4D

split-complementary

#3356AD #AD4D33 #93AD33

monochromatic

#17274E #253F7E #3356AD #5175CC #819ADA

Accessibility & contrast

On white

6.83

#3356AD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.08

#3356AD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3356AD

6.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3356AD	#FFFFFF	#000000	##FFFFFF
##3356AD	1.00	6.83	3.08	6.83
#FFFFFF	6.83	1.00	21.00	1.00
#000000	3.08	21.00	1.00	21.00
##FFFFFF	6.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2461B0

Deuteranopia (green-blind)

#0055AB

Tritanopia (blue-blind)

#006B79

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #3356ad;
/* rgb */ color: rgb(51, 86, 173);
/* oklch */ color: oklch(47.6% 0.145 264.9);

Tailwind

colors: {
  custom: {
    50: '#7a85c6',
    500: '#3356ad',
    950: '#000000',
  },
}

SCSS

$custom: #3356ad;
$custom-light: #7a85c6;
$custom-dark: #000000;

JSON

{
  "hex": "#3356ad",
  "rgb": {
    "r": 51,
    "g": 86,
    "b": 173
  },
  "hsl": {
    "h": 222.787,
    "s": 54.464,
    "l": 43.922
  },
  "oklch": {
    "l": 0.47605,
    "c": 0.145,
    "h": 264.9
  },
  "luminance": 0.10377
}

Semantic roles & 50–950 ramp

primary

#3356AD

secondary

#C3AE79

accent

#B34ADE

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #3356AD

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

Preview Lab → · Contrast checker → · Palette generator →