#3349A8#3349A8

#3349A8 is a dark, vivid blue. Relative luminance 0.083; OKLCH L 44.5% C 0.155 H 269.3°. Best body text is #FFFFFF at 7.90:1 contrast (WCAG AA passes).

Color values

HEX	#3349A8
RGB	rgb(51, 73, 168)
HSL	hsl(229, 53%, 43%)
HSV	hsv(229, 70%, 66%)
CMYK	cmyk(69.6%, 56.5%, 0%, 34.1%)
CIE-LAB	lab(34.59, 24.22, -53.67)
CIE-LCH	lch(34.59, 58.88, 294.28°)
OKLab	oklab(44.53% -0.0019 -0.1545)
OKLCH	oklch(44.53% 0.155 269.3)
XYZ	xyz(10.8132, 8.2950, 38.0694)
Luminance	0.0830 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3349A8 #A89233

analogous

#3383A8 #3349A8 #5733A8

triadic

#3349A8 #A83349 #49A833

tetradic

#3349A8 #A83383 #A89233 #33A857

square

#3349A8 #A83383 #A89233 #33A857

split-complementary

#3349A8 #A85733 #83A833

monochromatic

#16204A #253579 #3349A8 #4F66C9 #7E8FD8

Accessibility & contrast

On white

7.90

#3349A8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.66

#3349A8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3349A8

7.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3349A8	#FFFFFF	#000000	##FFFFFF
##3349A8	1.00	7.90	2.66	7.90
#FFFFFF	7.90	1.00	21.00	1.00
#000000	2.66	21.00	1.00	21.00
##FFFFFF	7.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057AB

Deuteranopia (green-blind)

#004CA6

Tritanopia (blue-blind)

#006071

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #3349a8;
/* rgb */ color: rgb(51, 73, 168);
/* oklch */ color: oklch(44.5% 0.155 269.3);

Tailwind

colors: {
  custom: {
    50: '#797bc3',
    500: '#3349a8',
    950: '#000000',
  },
}

SCSS

$custom: #3349a8;
$custom-light: #797bc3;
$custom-dark: #000000;

JSON

{
  "hex": "#3349a8",
  "rgb": {
    "r": 51,
    "g": 73,
    "b": 168
  },
  "hsl": {
    "h": 228.718,
    "s": 53.425,
    "l": 42.941
  },
  "oklch": {
    "l": 0.44529,
    "c": 0.15454,
    "h": 269.3
  },
  "luminance": 0.08296
}

Semantic roles & 50–950 ramp

primary

#3349A8

secondary

#C1B376

accent

#C14BDD

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0912

muted

#7C7B81

Preview Lab

Preview with #3349A8

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

Preview Lab → · Contrast checker → · Palette generator →