#3349A3#3349A3

#3349A3 is a dark, vivid blue. Relative luminance 0.081; OKLCH L 44.1% C 0.148 H 269.2°. Best body text is #FFFFFF at 8.01:1 contrast (WCAG AA passes).

Color values

HEX	#3349A3
RGB	rgb(51, 73, 163)
HSL	hsl(228, 52%, 42%)
HSV	hsv(228, 69%, 64%)
CMYK	cmyk(68.7%, 55.2%, 0%, 36.1%)
CIE-LAB	lab(34.22, 22.37, -51.29)
CIE-LCH	lch(34.22, 55.95, 293.56°)
OKLab	oklab(44.13% -0.0022 -0.1475)
OKLCH	oklch(44.13% 0.148 269.2)
XYZ	xyz(10.3564, 8.1122, 35.6633)
Luminance	0.0811 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3349A3 #A38D33

analogous

#3381A3 #3349A3 #5533A3

triadic

#3349A3 #A33349 #49A333

tetradic

#3349A3 #A33381 #A38D33 #33A355

square

#3349A3 #A33381 #A38D33 #33A355

split-complementary

#3349A3 #A35533 #81A333

monochromatic

#161F46 #243474 #3349A3 #4C64C7 #7B8DD6

Accessibility & contrast

On white

8.01

#3349A3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.62

#3349A3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3349A3

8.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3349A3	#FFFFFF	#000000	##FFFFFF
##3349A3	1.00	8.01	2.62	8.01
#FFFFFF	8.01	1.00	21.00	1.00
#000000	2.62	21.00	1.00	21.00
##FFFFFF	8.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056A6

Deuteranopia (green-blind)

#004CA1

Tritanopia (blue-blind)

#005F6F

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #3349a3;
/* rgb */ color: rgb(51, 73, 163);
/* oklch */ color: oklch(44.1% 0.148 269.2);

Tailwind

colors: {
  custom: {
    50: '#787bbf',
    500: '#3349a3',
    950: '#000000',
  },
}

SCSS

$custom: #3349a3;
$custom-light: #787bbf;
$custom-dark: #000000;

JSON

{
  "hex": "#3349a3",
  "rgb": {
    "r": 51,
    "g": 73,
    "b": 163
  },
  "hsl": {
    "h": 228.214,
    "s": 52.336,
    "l": 41.961
  },
  "oklch": {
    "l": 0.4413,
    "c": 0.14752,
    "h": 269.2
  },
  "luminance": 0.08113
}

Semantic roles & 50–950 ramp

primary

#3349A3

secondary

#BEB073

accent

#C04CDC

background

#F7F7FB

surface

#EEEDF7

border

#C9C8D0

text

#0A0912

muted

#7C7B81

Preview Lab

Preview with #3349A3

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

Preview Lab → · Contrast checker → · Palette generator →