#3355CE#3355CE

#3355CE is a mid, vivid blue. Relative luminance 0.117; OKLCH L 50.0% C 0.191 H 267.1°. Best body text is #FFFFFF at 6.30:1 contrast (WCAG AA passes).

Color values

HEX	#3355CE
RGB	rgb(51, 85, 206)
HSL	hsl(227, 61%, 50%)
HSV	hsv(227, 75%, 81%)
CMYK	cmyk(75.2%, 58.7%, 0%, 19.2%)
CIE-LAB	lab(40.66, 30.40, -66.09)
CIE-LCH	lch(40.66, 72.75, 294.70°)
OKLab	oklab(50% -0.0098 -0.1908)
OKLCH	oklch(50% 0.191 267.1)
XYZ	xyz(15.7504, 11.6553, 59.8002)
Luminance	0.1166 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3355CE #CEAC33

analogous

#33A2CE #3355CE #5F33CE

triadic

#3355CE #CE3355 #55CE33

tetradic

#3355CE #CE33A2 #CEAC33 #33CE5F

square

#3355CE #CE33A2 #CEAC33 #33CE5F

split-complementary

#3355CE #CE5F33 #A2CE33

monochromatic

#1A2C6D #26409E #3355CE #647EDA #96A7E6

Accessibility & contrast

On white

6.30

#3355CE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.33

#3355CE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3355CE

6.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3355CE	#FFFFFF	#000000	##FFFFFF
##3355CE	1.00	6.30	3.33	6.30
#FFFFFF	6.30	1.00	21.00	1.00
#000000	3.33	21.00	1.00	21.00
##FFFFFF	6.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0067D2

Deuteranopia (green-blind)

#0059CC

Tritanopia (blue-blind)

#007489

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #3355ce;
/* rgb */ color: rgb(51, 85, 206);
/* oklch */ color: oklch(50.0% 0.191 267.1);

Tailwind

colors: {
  custom: {
    50: '#8184de',
    500: '#3355ce',
    950: '#000000',
  },
}

SCSS

$custom: #3355ce;
$custom-light: #8184de;
$custom-dark: #000000;

JSON

{
  "hex": "#3355ce",
  "rgb": {
    "r": 51,
    "g": 85,
    "b": 206
  },
  "hsl": {
    "h": 226.839,
    "s": 61.265,
    "l": 50.392
  },
  "oklch": {
    "l": 0.49995,
    "c": 0.1911,
    "h": 267.1
  },
  "luminance": 0.11657
}

Semantic roles & 50–950 ramp

primary

#3355CE

secondary

#D1C28C

accent

#C143E4

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0A15

muted

#7D7C83

Preview Lab

Preview with #3355CE

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

Preview Lab → · Contrast checker → · Palette generator →