#3353BF#3353BF

#3353BF is a mid, vivid blue. Relative luminance 0.107; OKLCH L 48.4% C 0.174 H 267.1°. Best body text is #FFFFFF at 6.71:1 contrast (WCAG AA passes).

Color values

HEX	#3353BF
RGB	rgb(51, 83, 191)
HSL	hsl(226, 58%, 47%)
HSV	hsv(226, 73%, 75%)
CMYK	cmyk(73.3%, 56.5%, 0%, 25.1%)
CIE-LAB	lab(38.99, 26.16, -60.12)
CIE-LCH	lch(38.99, 65.57, 293.52°)
OKLab	oklab(48.38% -0.0089 -0.1733)
OKLCH	oklch(48.38% 0.174 267.1)
XYZ	xyz(13.8592, 10.6504, 50.6054)
Luminance	0.1065 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3353BF #BF9F33

analogous

#3399BF #3353BF #5933BF

triadic

#3353BF #BF3353 #53BF33

tetradic

#3353BF #BF3399 #BF9F33 #33BF59

square

#3353BF #BF3399 #BF9F33 #33BF59

split-complementary

#3353BF #BF5933 #99BF33

monochromatic

#19295E #263E8F #3353BF #5C77D3 #8C9FE0

Accessibility & contrast

On white

6.71

#3353BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.13

#3353BF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3353BF

6.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3353BF	#FFFFFF	#000000	##FFFFFF
##3353BF	1.00	6.71	3.13	6.71
#FFFFFF	6.71	1.00	21.00	1.00
#000000	3.13	21.00	1.00	21.00
##FFFFFF	6.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063C3

Deuteranopia (green-blind)

#0056BD

Tritanopia (blue-blind)

#006E81

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #3353bf;
/* rgb */ color: rgb(51, 83, 191);
/* oklch */ color: oklch(48.4% 0.174 267.1);

Tailwind

colors: {
  custom: {
    50: '#7e82d3',
    500: '#3353bf',
    950: '#000000',
  },
}

SCSS

$custom: #3353bf;
$custom-light: #7e82d3;
$custom-dark: #000000;

JSON

{
  "hex": "#3353bf",
  "rgb": {
    "r": 51,
    "g": 83,
    "b": 191
  },
  "hsl": {
    "h": 226.286,
    "s": 57.851,
    "l": 47.451
  },
  "oklch": {
    "l": 0.48376,
    "c": 0.17356,
    "h": 267.1
  },
  "luminance": 0.10652
}

Semantic roles & 50–950 ramp

primary

#3353BF

secondary

#CBBA83

accent

#BE47E1

background

#F8F7FD

surface

#EFEEFA

border

#CAC9D3

text

#0B0A14

muted

#7C7C83

Preview Lab

Preview with #3353BF

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

Preview Lab → · Contrast checker → · Palette generator →