#3445A4#3445A4

#3445A4 is a dark, vivid blue. Relative luminance 0.077; OKLCH L 43.5% C 0.154 H 270.9°. Best body text is #FFFFFF at 8.29:1 contrast (WCAG AA passes).

Color values

HEX	#3445A4
RGB	rgb(52, 69, 164)
HSL	hsl(231, 52%, 42%)
HSV	hsv(231, 68%, 64%)
CMYK	cmyk(68.3%, 57.9%, 0%, 35.7%)
CIE-LAB	lab(33.28, 25.54, -53.41)
CIE-LCH	lch(33.28, 59.20, 295.56°)
OKLab	oklab(43.47% 0.0024 -0.1538)
OKLCH	oklch(43.47% 0.154 270.9)
XYZ	xyz(10.2429, 7.6657, 36.0546)
Luminance	0.0767 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3445A4 #A49334

analogous

#347DA4 #3445A4 #5B34A4

triadic

#3445A4 #A43445 #45A434

tetradic

#3445A4 #A4347D #A49334 #34A45B

square

#3445A4 #A4347D #A49334 #34A45B

split-complementary

#3445A4 #A45B34 #7DA434

monochromatic

#171E47 #253176 #3445A4 #4E61C7 #7D8AD6

Accessibility & contrast

On white

8.29

#3445A4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.53

#3445A4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3445A4

8.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3445A4	#FFFFFF	#000000	##FFFFFF
##3445A4	1.00	8.29	2.53	8.29
#FFFFFF	8.29	1.00	21.00	1.00
#000000	2.53	21.00	1.00	21.00
##FFFFFF	8.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053A7

Deuteranopia (green-blind)

#0049A2

Tritanopia (blue-blind)

#005C6D

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #3445a4;
/* rgb */ color: rgb(52, 69, 164);
/* oklch */ color: oklch(43.5% 0.154 270.9);

Tailwind

colors: {
  custom: {
    50: '#7978c0',
    500: '#3445a4',
    950: '#000000',
  },
}

SCSS

$custom: #3445a4;
$custom-light: #7978c0;
$custom-dark: #000000;

JSON

{
  "hex": "#3445a4",
  "rgb": {
    "r": 52,
    "g": 69,
    "b": 164
  },
  "hsl": {
    "h": 230.893,
    "s": 51.852,
    "l": 42.353
  },
  "oklch": {
    "l": 0.43465,
    "c": 0.15379,
    "h": 270.9
  },
  "luminance": 0.07667
}

Semantic roles & 50–950 ramp

primary

#3445A4

secondary

#BFB375

accent

#C64CDB

background

#F7F7FB

surface

#EEEDF7

border

#C9C8D0

text

#0A0912

muted

#7C7B81

Preview Lab

Preview with #3445A4

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

Preview Lab → · Contrast checker → · Palette generator →