#3345A3#3345A3

#3345A3 is a dark, vivid blue. Relative luminance 0.076; OKLCH L 43.3% C 0.153 H 270.5°. Best body text is #FFFFFF at 8.33:1 contrast (WCAG AA passes).

Color values

HEX	#3345A3
RGB	rgb(51, 69, 163)
HSL	hsl(230, 52%, 42%)
HSV	hsv(230, 69%, 64%)
CMYK	cmyk(68.7%, 57.7%, 0%, 36.1%)
CIE-LAB	lab(33.14, 25.02, -53.03)
CIE-LCH	lch(33.14, 58.63, 295.26°)
OKLab	oklab(43.33% 0.0014 -0.1527)
OKLCH	oklch(43.33% 0.153 270.5)
XYZ	xyz(10.1020, 7.6034, 35.5785)
Luminance	0.0760 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3345A3 #A39133

analogous

#337DA3 #3345A3 #5933A3

triadic

#3345A3 #A33345 #45A333

tetradic

#3345A3 #A3337D #A39133 #33A359

square

#3345A3 #A3337D #A39133 #33A359

split-complementary

#3345A3 #A35933 #7DA333

monochromatic

#161E46 #243174 #3345A3 #4C60C7 #7B89D6

Accessibility & contrast

On white

8.33

#3345A3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.52

#3345A3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3345A3

8.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3345A3	#FFFFFF	#000000	##FFFFFF
##3345A3	1.00	8.33	2.52	8.33
#FFFFFF	8.33	1.00	21.00	1.00
#000000	2.52	21.00	1.00	21.00
##FFFFFF	8.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053A6

Deuteranopia (green-blind)

#0049A1

Tritanopia (blue-blind)

#005C6D

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #3345a3;
/* rgb */ color: rgb(51, 69, 163);
/* oklch */ color: oklch(43.3% 0.153 270.5);

Tailwind

colors: {
  custom: {
    50: '#7978bf',
    500: '#3345a3',
    950: '#000000',
  },
}

SCSS

$custom: #3345a3;
$custom-light: #7978bf;
$custom-dark: #000000;

JSON

{
  "hex": "#3345a3",
  "rgb": {
    "r": 51,
    "g": 69,
    "b": 163
  },
  "hsl": {
    "h": 230.357,
    "s": 52.336,
    "l": 41.961
  },
  "oklch": {
    "l": 0.43326,
    "c": 0.15268,
    "h": 270.5
  },
  "luminance": 0.07604
}

Semantic roles & 50–950 ramp

primary

#3345A3

secondary

#BEB273

accent

#C54CDC

background

#F7F7FB

surface

#EEEDF7

border

#C9C8D0

text

#0A0912

muted

#7C7B81

Preview Lab

Preview with #3345A3

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

Preview Lab → · Contrast checker → · Palette generator →