#3355CD#3355CD

#3355CD is a mid, vivid blue. Relative luminance 0.116; OKLCH L 49.9% C 0.190 H 267.0°. Best body text is #FFFFFF at 6.32:1 contrast (WCAG AA passes).

Color values

HEX	#3355CD
RGB	rgb(51, 85, 205)
HSL	hsl(227, 61%, 50%)
HSV	hsv(227, 75%, 80%)
CMYK	cmyk(75.1%, 58.5%, 0%, 19.6%)
CIE-LAB	lab(40.58, 30.03, -65.64)
CIE-LCH	lch(40.58, 72.19, 294.58°)
OKLab	oklab(49.91% -0.0098 -0.1895)
OKLCH	oklch(49.91% 0.19 267)
XYZ	xyz(15.6293, 11.6069, 59.1624)
Luminance	0.1161 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3355CD #CDAB33

analogous

#33A2CD #3355CD #5E33CD

triadic

#3355CD #CD3355 #55CD33

tetradic

#3355CD #CD33A2 #CDAB33 #33CD5E

square

#3355CD #CD33A2 #CDAB33 #33CD5E

split-complementary

#3355CD #CD5E33 #A2CD33

monochromatic

#1A2C6B #26409C #3355CD #647ED9 #95A7E5

Accessibility & contrast

On white

6.32

#3355CD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.32

#3355CD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3355CD

6.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3355CD	#FFFFFF	#000000	##FFFFFF
##3355CD	1.00	6.32	3.32	6.32
#FFFFFF	6.32	1.00	21.00	1.00
#000000	3.32	21.00	1.00	21.00
##FFFFFF	6.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0067D1

Deuteranopia (green-blind)

#0059CB

Tritanopia (blue-blind)

#007389

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #3355cd;
/* rgb */ color: rgb(51, 85, 205);
/* oklch */ color: oklch(49.9% 0.190 267.0);

Tailwind

colors: {
  custom: {
    50: '#8184dd',
    500: '#3355cd',
    950: '#000000',
  },
}

SCSS

$custom: #3355cd;
$custom-light: #8184dd;
$custom-dark: #000000;

JSON

{
  "hex": "#3355cd",
  "rgb": {
    "r": 51,
    "g": 85,
    "b": 205
  },
  "hsl": {
    "h": 226.753,
    "s": 60.63,
    "l": 50.196
  },
  "oklch": {
    "l": 0.49911,
    "c": 0.18978,
    "h": 267
  },
  "luminance": 0.11609
}

Semantic roles & 50–950 ramp

primary

#3355CD

secondary

#D0C18B

accent

#C044E4

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0A15

muted

#7D7C83

Preview Lab

Preview with #3355CD

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

Preview Lab → · Contrast checker → · Palette generator →