#3355C0#3355C0

#3355C0 is a mid, vivid blue. Relative luminance 0.110; OKLCH L 48.9% C 0.172 H 266.6°. Best body text is #FFFFFF at 6.56:1 contrast (WCAG AA passes).

Color values

HEX	#3355C0
RGB	rgb(51, 85, 192)
HSL	hsl(226, 58%, 48%)
HSV	hsv(226, 73%, 75%)
CMYK	cmyk(73.4%, 55.7%, 0%, 24.7%)
CIE-LAB	lab(39.59, 25.23, -59.72)
CIE-LCH	lch(39.59, 64.83, 292.90°)
OKLab	oklab(48.85% -0.0103 -0.1721)
OKLCH	oklch(48.85% 0.172 266.6)
XYZ	xyz(14.1248, 11.0051, 51.2387)
Luminance	0.1101 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3355C0 #C09E33

analogous

#339BC0 #3355C0 #5733C0

triadic

#3355C0 #C03355 #55C033

tetradic

#3355C0 #C0339B #C09E33 #33C057

square

#3355C0 #C0339B #C09E33 #33C057

split-complementary

#3355C0 #C05733 #9BC033

monochromatic

#192A5F #264090 #3355C0 #5C79D4 #8DA1E1

Accessibility & contrast

On white

6.56

#3355C0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.20

#3355C0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3355C0

6.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3355C0	#FFFFFF	#000000	##FFFFFF
##3355C0	1.00	6.56	3.20	6.56
#FFFFFF	6.56	1.00	21.00	1.00
#000000	3.20	21.00	1.00	21.00
##FFFFFF	6.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0064C4

Deuteranopia (green-blind)

#0057BE

Tritanopia (blue-blind)

#006F82

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #3355c0;
/* rgb */ color: rgb(51, 85, 192);
/* oklch */ color: oklch(48.9% 0.172 266.6);

Tailwind

colors: {
  custom: {
    50: '#7e84d4',
    500: '#3355c0',
    950: '#000000',
  },
}

SCSS

$custom: #3355c0;
$custom-light: #7e84d4;
$custom-dark: #000000;

JSON

{
  "hex": "#3355c0",
  "rgb": {
    "r": 51,
    "g": 85,
    "b": 192
  },
  "hsl": {
    "h": 225.532,
    "s": 58.025,
    "l": 47.647
  },
  "oklch": {
    "l": 0.48853,
    "c": 0.17244,
    "h": 266.6
  },
  "luminance": 0.11007
}

Semantic roles & 50–950 ramp

primary

#3355C0

secondary

#CBBA84

accent

#BC47E1

background

#F8F8FD

surface

#EFEFFA

border

#CACAD3

text

#0B0A14

muted

#7C7C83

Preview Lab

Preview with #3355C0

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

Preview Lab → · Contrast checker → · Palette generator →