#3149AD#3149AD

#3149AD is a dark, vivid blue. Relative luminance 0.084; OKLCH L 44.8% C 0.162 H 268.7°. Best body text is #FFFFFF at 7.82:1 contrast (WCAG AA passes).

Color values

HEX	#3149AD
RGB	rgb(49, 73, 173)
HSL	hsl(228, 56%, 44%)
HSV	hsv(228, 72%, 68%)
CMYK	cmyk(71.7%, 57.8%, 0%, 32.2%)
CIE-LAB	lab(34.87, 25.78, -56.20)
CIE-LCH	lch(34.87, 61.83, 294.64°)
OKLab	oklab(44.83% -0.0037 -0.162)
OKLCH	oklch(44.83% 0.162 268.7)
XYZ	xyz(11.1894, 8.4340, 40.5653)
Luminance	0.0843 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3149AD #AD9531

analogous

#3187AD #3149AD #5731AD

triadic

#3149AD #AD3149 #49AD31

tetradic

#3149AD #AD3187 #AD9531 #31AD57

square

#3149AD #AD3187 #AD9531 #31AD57

split-complementary

#3149AD #AD5731 #87AD31

monochromatic

#16214E #23357D #3149AD #4E67CD #7E90DA

Accessibility & contrast

On white

7.82

#3149AD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.69

#3149AD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3149AD

7.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3149AD	#FFFFFF	#000000	##FFFFFF
##3149AD	1.00	7.82	2.69	7.82
#FFFFFF	7.82	1.00	21.00	1.00
#000000	2.69	21.00	1.00	21.00
##FFFFFF	7.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058B0

Deuteranopia (green-blind)

#004CAB

Tritanopia (blue-blind)

#006274

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #3149ad;
/* rgb */ color: rgb(49, 73, 173);
/* oklch */ color: oklch(44.8% 0.162 268.7);

Tailwind

colors: {
  custom: {
    50: '#7a7bc6',
    500: '#3149ad',
    950: '#000000',
  },
}

SCSS

$custom: #3149ad;
$custom-light: #7a7bc6;
$custom-dark: #000000;

JSON

{
  "hex": "#3149ad",
  "rgb": {
    "r": 49,
    "g": 73,
    "b": 173
  },
  "hsl": {
    "h": 228.387,
    "s": 55.856,
    "l": 43.529
  },
  "oklch": {
    "l": 0.44833,
    "c": 0.16205,
    "h": 268.7
  },
  "luminance": 0.08435
}

Semantic roles & 50–950 ramp

primary

#3149AD

secondary

#C3B477

accent

#C249DF

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0A0913

muted

#7C7B82

Preview Lab

Preview with #3149AD

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

Preview Lab → · Contrast checker → · Palette generator →