#3354BC#3354BC

#3354BC is a mid, vivid blue. Relative luminance 0.107; OKLCH L 48.3% C 0.168 H 266.7°. Best body text is #FFFFFF at 6.70:1 contrast (WCAG AA passes).

Color values

HEX	#3354BC
RGB	rgb(51, 84, 188)
HSL	hsl(226, 57%, 47%)
HSV	hsv(226, 73%, 74%)
CMYK	cmyk(72.9%, 55.3%, 0%, 26.3%)
CIE-LAB	lab(39.03, 24.40, -58.30)
CIE-LCH	lch(39.03, 63.20, 292.71°)
OKLab	oklab(48.34% -0.0098 -0.168)
OKLCH	oklch(48.34% 0.168 266.7)
XYZ	xyz(13.6095, 10.6739, 48.9102)
Luminance	0.1067 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3354BC #BC9B33

analogous

#3399BC #3354BC #5633BC

triadic

#3354BC #BC3354 #54BC33

tetradic

#3354BC #BC3399 #BC9B33 #33BC56

square

#3354BC #BC3399 #BC9B33 #33BC56

split-complementary

#3354BC #BC5633 #99BC33

monochromatic

#19295C #263E8C #3354BC #5A77D2 #8A9FDF

Accessibility & contrast

On white

6.70

#3354BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.14

#3354BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3354BC

6.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3354BC	#FFFFFF	#000000	##FFFFFF
##3354BC	1.00	6.70	3.14	6.70
#FFFFFF	6.70	1.00	21.00	1.00
#000000	3.14	21.00	1.00	21.00
##FFFFFF	6.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0062C0

Deuteranopia (green-blind)

#0056BA

Tritanopia (blue-blind)

#006D80

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #3354bc;
/* rgb */ color: rgb(51, 84, 188);
/* oklch */ color: oklch(48.3% 0.168 266.7);

Tailwind

colors: {
  custom: {
    50: '#7d83d1',
    500: '#3354bc',
    950: '#000000',
  },
}

SCSS

$custom: #3354bc;
$custom-light: #7d83d1;
$custom-dark: #000000;

JSON

{
  "hex": "#3354bc",
  "rgb": {
    "r": 51,
    "g": 84,
    "b": 188
  },
  "hsl": {
    "h": 225.547,
    "s": 57.322,
    "l": 46.863
  },
  "oklch": {
    "l": 0.48335,
    "c": 0.16826,
    "h": 266.7
  },
  "luminance": 0.10675
}

Semantic roles & 50–950 ramp

primary

#3354BC

secondary

#C9B881

accent

#BC47E1

background

#F8F8FC

surface

#EFEFF9

border

#CACAD2

text

#0B0A14

muted

#7C7C82

Preview Lab

Preview with #3354BC

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

Preview Lab → · Contrast checker → · Palette generator →