#3145AE#3145AE

#3145AE is a dark, vivid blue. Relative luminance 0.080; OKLCH L 44.1% C 0.168 H 269.8°. Best body text is #FFFFFF at 8.10:1 contrast (WCAG AA passes).

Color values

HEX	#3145AE
RGB	rgb(49, 69, 174)
HSL	hsl(230, 56%, 44%)
HSV	hsv(230, 72%, 68%)
CMYK	cmyk(71.8%, 60.3%, 0%, 31.8%)
CIE-LAB	lab(33.91, 28.78, -58.37)
CIE-LCH	lch(33.91, 65.08, 296.25°)
OKLab	oklab(44.14% -0.0005 -0.1684)
OKLCH	oklch(44.14% 0.168 269.8)
XYZ	xyz(11.0321, 7.9641, 40.9920)
Luminance	0.0796 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3145AE #AE9A31

analogous

#3183AE #3145AE #5B31AE

triadic

#3145AE #AE3145 #45AE31

tetradic

#3145AE #AE3183 #AE9A31 #31AE5B

square

#3145AE #AE3183 #AE9A31 #31AE5B

split-complementary

#3145AE #AE5B31 #83AE31

monochromatic

#161F4E #24327E #3145AE #4F63CD #7F8DDB

Accessibility & contrast

On white

8.10

#3145AE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.59

#3145AE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3145AE

8.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3145AE	#FFFFFF	#000000	##FFFFFF
##3145AE	1.00	8.10	2.59	8.10
#FFFFFF	8.10	1.00	21.00	1.00
#000000	2.59	21.00	1.00	21.00
##FFFFFF	8.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056B1

Deuteranopia (green-blind)

#004AAC

Tritanopia (blue-blind)

#005F73

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #3145ae;
/* rgb */ color: rgb(49, 69, 174);
/* oklch */ color: oklch(44.1% 0.168 269.8);

Tailwind

colors: {
  custom: {
    50: '#7a78c7',
    500: '#3145ae',
    950: '#000000',
  },
}

SCSS

$custom: #3145ae;
$custom-light: #7a78c7;
$custom-dark: #000000;

JSON

{
  "hex": "#3145ae",
  "rgb": {
    "r": 49,
    "g": 69,
    "b": 174
  },
  "hsl": {
    "h": 230.4,
    "s": 56.054,
    "l": 43.725
  },
  "oklch": {
    "l": 0.4414,
    "c": 0.16841,
    "h": 269.8
  },
  "luminance": 0.07965
}

Semantic roles & 50–950 ramp

primary

#3145AE

secondary

#C4B777

accent

#C748DF

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0913

muted

#7C7B82

Preview Lab

Preview with #3145AE

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

Preview Lab → · Contrast checker → · Palette generator →