#3349B4#3349B4

#3349B4 is a mid, vivid blue. Relative luminance 0.088; OKLCH L 45.5% C 0.171 H 269.5°. Best body text is #FFFFFF at 7.63:1 contrast (WCAG AA passes).

Color values

HEX	#3349B4
RGB	rgb(51, 73, 180)
HSL	hsl(230, 56%, 45%)
HSV	hsv(230, 72%, 71%)
CMYK	cmyk(71.7%, 59.4%, 0%, 29.4%)
CIE-LAB	lab(35.52, 28.63, -59.29)
CIE-LCH	lch(35.52, 65.84, 295.78°)
OKLab	oklab(45.52% -0.0016 -0.171)
OKLCH	oklch(45.52% 0.171 269.5)
XYZ	xyz(11.9832, 8.7630, 44.2311)
Luminance	0.0876 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3349B4 #B49E33

analogous

#338AB4 #3349B4 #5D33B4

triadic

#3349B4 #B43349 #49B433

tetradic

#3349B4 #B4338A #B49E33 #33B45D

square

#3349B4 #B4338A #B49E33 #33B45D

split-complementary

#3349B4 #B45D33 #8AB433

monochromatic

#182255 #253684 #3349B4 #556ACF #8594DC

Accessibility & contrast

On white

7.63

#3349B4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.75

#3349B4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3349B4

7.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3349B4	#FFFFFF	#000000	##FFFFFF
##3349B4	1.00	7.63	2.75	7.63
#FFFFFF	7.63	1.00	21.00	1.00
#000000	2.75	21.00	1.00	21.00
##FFFFFF	7.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005AB8

Deuteranopia (green-blind)

#004EB2

Tritanopia (blue-blind)

#006477

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #3349b4;
/* rgb */ color: rgb(51, 73, 180);
/* oklch */ color: oklch(45.5% 0.171 269.5);

Tailwind

colors: {
  custom: {
    50: '#7c7bcb',
    500: '#3349b4',
    950: '#000000',
  },
}

SCSS

$custom: #3349b4;
$custom-light: #7c7bcb;
$custom-dark: #000000;

JSON

{
  "hex": "#3349b4",
  "rgb": {
    "r": 51,
    "g": 73,
    "b": 180
  },
  "hsl": {
    "h": 229.767,
    "s": 55.844,
    "l": 45.294
  },
  "oklch": {
    "l": 0.4552,
    "c": 0.17104,
    "h": 269.5
  },
  "luminance": 0.08764
}

Semantic roles & 50–950 ramp

primary

#3349B4

secondary

#C6BA7D

accent

#C549DF

background

#F8F7FC

surface

#EFEDF9

border

#CAC8D2

text

#0B0913

muted

#7C7B82

Preview Lab

Preview with #3349B4

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

Preview Lab → · Contrast checker → · Palette generator →