#3349AA#3349AA

#3349AA is a dark, vivid blue. Relative luminance 0.084; OKLCH L 44.7% C 0.157 H 269.3°. Best body text is #FFFFFF at 7.85:1 contrast (WCAG AA passes).

Color values

HEX	#3349AA
RGB	rgb(51, 73, 170)
HSL	hsl(229, 54%, 43%)
HSV	hsv(229, 70%, 67%)
CMYK	cmyk(70%, 57.1%, 0%, 33.3%)
CIE-LAB	lab(34.74, 24.95, -54.62)
CIE-LCH	lch(34.74, 60.05, 294.55°)
OKLab	oklab(44.69% -0.0018 -0.1573)
OKLCH	oklch(44.69% 0.157 269.3)
XYZ	xyz(11.0010, 8.3701, 39.0582)
Luminance	0.0837 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3349AA #AA9433

analogous

#3384AA #3349AA #5933AA

triadic

#3349AA #AA3349 #49AA33

tetradic

#3349AA #AA3384 #AA9433 #33AA59

square

#3349AA #AA3384 #AA9433 #33AA59

split-complementary

#3349AA #AA5933 #84AA33

monochromatic

#17214C #25357B #3349AA #5066CA #7F8FD9

Accessibility & contrast

On white

7.85

#3349AA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.67

#3349AA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3349AA

7.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3349AA	#FFFFFF	#000000	##FFFFFF
##3349AA	1.00	7.85	2.67	7.85
#FFFFFF	7.85	1.00	21.00	1.00
#000000	2.67	21.00	1.00	21.00
##FFFFFF	7.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057AD

Deuteranopia (green-blind)

#004CA8

Tritanopia (blue-blind)

#006172

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #3349aa;
/* rgb */ color: rgb(51, 73, 170);
/* oklch */ color: oklch(44.7% 0.157 269.3);

Tailwind

colors: {
  custom: {
    50: '#7a7bc4',
    500: '#3349aa',
    950: '#000000',
  },
}

SCSS

$custom: #3349aa;
$custom-light: #7a7bc4;
$custom-dark: #000000;

JSON

{
  "hex": "#3349aa",
  "rgb": {
    "r": 51,
    "g": 73,
    "b": 170
  },
  "hsl": {
    "h": 228.908,
    "s": 53.846,
    "l": 43.333
  },
  "oklch": {
    "l": 0.44691,
    "c": 0.15732,
    "h": 269.3
  },
  "luminance": 0.08371
}

Semantic roles & 50–950 ramp

primary

#3349AA

secondary

#C2B477

accent

#C24BDD

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0A0913

muted

#7C7B82

Preview Lab

Preview with #3349AA

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

Preview Lab → · Contrast checker → · Palette generator →