#3149BC#3149BC

#3149BC is a mid, vivid blue. Relative luminance 0.090; OKLCH L 46.1% C 0.182 H 268.9°. Best body text is #FFFFFF at 7.47:1 contrast (WCAG AA passes).

Color values

HEX	#3149BC
RGB	rgb(49, 73, 188)
HSL	hsl(230, 59%, 46%)
HSV	hsv(230, 74%, 74%)
CMYK	cmyk(73.9%, 61.2%, 0%, 26.3%)
CIE-LAB	lab(36.08, 31.31, -63.11)
CIE-LCH	lch(36.08, 70.45, 296.39°)
OKLab	oklab(46.11% -0.0035 -0.1823)
OKLCH	oklch(46.11% 0.182 268.9)
XYZ	xyz(12.7231, 9.0475, 48.6430)
Luminance	0.0905 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3149BC #BCA431

analogous

#318FBC #3149BC #5F31BC

triadic

#3149BC #BC3149 #49BC31

tetradic

#3149BC #BC318F #BCA431 #31BC5F

square

#3149BC #BC318F #BCA431 #31BC5F

split-complementary

#3149BC #BC5F31 #8FBC31

monochromatic

#18235B #24368B #3149BC #576CD3 #8897E0

Accessibility & contrast

On white

7.47

#3149BC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.81

#3149BC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3149BC

7.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3149BC	#FFFFFF	#000000	##FFFFFF
##3149BC	1.00	7.47	2.81	7.47
#FFFFFF	7.47	1.00	21.00	1.00
#000000	2.81	21.00	1.00	21.00
##FFFFFF	7.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BC0

Deuteranopia (green-blind)

#004FBA

Tritanopia (blue-blind)

#00667B

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #3149bc;
/* rgb */ color: rgb(49, 73, 188);
/* oklch */ color: oklch(46.1% 0.182 268.9);

Tailwind

colors: {
  custom: {
    50: '#7d7bd1',
    500: '#3149bc',
    950: '#000000',
  },
}

SCSS

$custom: #3149bc;
$custom-light: #7d7bd1;
$custom-dark: #000000;

JSON

{
  "hex": "#3149bc",
  "rgb": {
    "r": 49,
    "g": 73,
    "b": 188
  },
  "hsl": {
    "h": 229.64,
    "s": 58.65,
    "l": 46.471
  },
  "oklch": {
    "l": 0.46106,
    "c": 0.18231,
    "h": 268.9
  },
  "luminance": 0.09049
}

Semantic roles & 50–950 ramp

primary

#3149BC

secondary

#CABD7F

accent

#C746E2

background

#F8F7FD

surface

#EFEDFA

border

#CAC8D3

text

#0B0914

muted

#7C7B83

Preview Lab

Preview with #3149BC

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

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