#3354BF#3354BF

#3354BF is a mid, vivid blue. Relative luminance 0.108; OKLCH L 48.6% C 0.172 H 266.8°. Best body text is #FFFFFF at 6.64:1 contrast (WCAG AA passes).

Color values

HEX	#3354BF
RGB	rgb(51, 84, 191)
HSL	hsl(226, 58%, 47%)
HSV	hsv(226, 73%, 75%)
CMYK	cmyk(73.3%, 56%, 0%, 25.1%)
CIE-LAB	lab(39.25, 25.51, -59.69)
CIE-LCH	lch(39.25, 64.91, 293.14°)
OKLab	oklab(48.57% -0.0096 -0.1721)
OKLCH	oklch(48.57% 0.172 266.8)
XYZ	xyz(13.9363, 10.8046, 50.6311)
Luminance	0.1081 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3354BF #BF9E33

analogous

#339ABF #3354BF #5833BF

triadic

#3354BF #BF3354 #54BF33

tetradic

#3354BF #BF339A #BF9E33 #33BF58

square

#3354BF #BF339A #BF9E33 #33BF58

split-complementary

#3354BF #BF5833 #9ABF33

monochromatic

#192A5E #263F8F #3354BF #5C78D3 #8CA0E0

Accessibility & contrast

On white

6.64

#3354BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.16

#3354BF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3354BF

6.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3354BF	#FFFFFF	#000000	##FFFFFF
##3354BF	1.00	6.64	3.16	6.64
#FFFFFF	6.64	1.00	21.00	1.00
#000000	3.16	21.00	1.00	21.00
##FFFFFF	6.64	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: #3354bf;
/* rgb */ color: rgb(51, 84, 191);
/* oklch */ color: oklch(48.6% 0.172 266.8);

Tailwind

colors: {
  custom: {
    50: '#7e83d3',
    500: '#3354bf',
    950: '#000000',
  },
}

SCSS

$custom: #3354bf;
$custom-light: #7e83d3;
$custom-dark: #000000;

JSON

{
  "hex": "#3354bf",
  "rgb": {
    "r": 51,
    "g": 84,
    "b": 191
  },
  "hsl": {
    "h": 225.857,
    "s": 57.851,
    "l": 47.451
  },
  "oklch": {
    "l": 0.48574,
    "c": 0.17233,
    "h": 266.8
  },
  "luminance": 0.10806
}

Semantic roles & 50–950 ramp

primary

#3354BF

secondary

#CBBA83

accent

#BD47E1

background

#F8F8FD

surface

#EFEFFA

border

#CACAD3

text

#0B0A14

muted

#7C7C83

Preview Lab

Preview with #3354BF

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

Preview Lab → · Contrast checker → · Palette generator →