#3355C8#3355C8

#3355C8 is a mid, vivid blue. Relative luminance 0.114; OKLCH L 49.5% C 0.183 H 266.9°. Best body text is #FFFFFF at 6.41:1 contrast (WCAG AA passes).

Color values

HEX	#3355C8
RGB	rgb(51, 85, 200)
HSL	hsl(226, 59%, 49%)
HSV	hsv(226, 75%, 78%)
CMYK	cmyk(74.5%, 57.5%, 0%, 21.6%)
CIE-LAB	lab(40.20, 28.19, -63.38)
CIE-LCH	lch(40.20, 69.37, 293.98°)
OKLab	oklab(49.5% -0.01 -0.1829)
OKLCH	oklch(49.5% 0.183 266.9)
XYZ	xyz(15.0354, 11.3693, 56.0345)
Luminance	0.1137 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3355C8 #C8A633

analogous

#33A0C8 #3355C8 #5C33C8

triadic

#3355C8 #C83355 #55C833

tetradic

#3355C8 #C833A0 #C8A633 #33C85C

square

#3355C8 #C833A0 #C8A633 #33C85C

split-complementary

#3355C8 #C85C33 #A0C833

monochromatic

#1A2C66 #274097 #3355C8 #617CD7 #92A5E3

Accessibility & contrast

On white

6.41

#3355C8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.27

#3355C8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3355C8

6.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3355C8	#FFFFFF	#000000	##FFFFFF
##3355C8	1.00	6.41	3.27	6.41
#FFFFFF	6.41	1.00	21.00	1.00
#000000	3.27	21.00	1.00	21.00
##FFFFFF	6.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0066CC

Deuteranopia (green-blind)

#0058C6

Tritanopia (blue-blind)

#007286

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #3355c8;
/* rgb */ color: rgb(51, 85, 200);
/* oklch */ color: oklch(49.5% 0.183 266.9);

Tailwind

colors: {
  custom: {
    50: '#8084da',
    500: '#3355c8',
    950: '#000000',
  },
}

SCSS

$custom: #3355c8;
$custom-light: #8084da;
$custom-dark: #000000;

JSON

{
  "hex": "#3355c8",
  "rgb": {
    "r": 51,
    "g": 85,
    "b": 200
  },
  "hsl": {
    "h": 226.309,
    "s": 59.363,
    "l": 49.216
  },
  "oklch": {
    "l": 0.49499,
    "c": 0.18317,
    "h": 266.9
  },
  "luminance": 0.11371
}

Semantic roles & 50–950 ramp

primary

#3355C8

secondary

#CEBE89

accent

#BF45E3

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0A15

muted

#7D7C83

Preview Lab

Preview with #3355C8

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

Preview Lab → · Contrast checker → · Palette generator →