#3147BA#3147BA

#3147BA is a mid, vivid blue. Relative luminance 0.087; OKLCH L 45.6% C 0.182 H 269.3°. Best body text is #FFFFFF at 7.66:1 contrast (WCAG AA passes).

Color values

HEX	#3147BA
RGB	rgb(49, 71, 186)
HSL	hsl(230, 58%, 46%)
HSV	hsv(230, 74%, 73%)
CMYK	cmyk(73.7%, 61.8%, 0%, 27.1%)
CIE-LAB	lab(35.41, 31.87, -63.02)
CIE-LCH	lch(35.41, 70.62, 296.83°)
OKLab	oklab(45.56% -0.0021 -0.1821)
OKLCH	oklch(45.56% 0.182 269.3)
XYZ	xyz(12.3797, 8.7033, 47.4723)
Luminance	0.0871 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3147BA #BAA431

analogous

#318BBA #3147BA #5F31BA

triadic

#3147BA #BA3147 #47BA31

tetradic

#3147BA #BA318B #BAA431 #31BA5F

square

#3147BA #BA318B #BAA431 #31BA5F

split-complementary

#3147BA #BA5F31 #8BBA31

monochromatic

#172259 #24358A #3147BA #566AD2 #8695DF

Accessibility & contrast

On white

7.66

#3147BA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.74

#3147BA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3147BA

7.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3147BA	#FFFFFF	#000000	##FFFFFF
##3147BA	1.00	7.66	2.74	7.66
#FFFFFF	7.66	1.00	21.00	1.00
#000000	2.74	21.00	1.00	21.00
##FFFFFF	7.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005ABE

Deuteranopia (green-blind)

#004DB8

Tritanopia (blue-blind)

#00647A

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #3147ba;
/* rgb */ color: rgb(49, 71, 186);
/* oklch */ color: oklch(45.6% 0.182 269.3);

Tailwind

colors: {
  custom: {
    50: '#7d7ad0',
    500: '#3147ba',
    950: '#000000',
  },
}

SCSS

$custom: #3147ba;
$custom-light: #7d7ad0;
$custom-dark: #000000;

JSON

{
  "hex": "#3147ba",
  "rgb": {
    "r": 49,
    "g": 71,
    "b": 186
  },
  "hsl": {
    "h": 230.365,
    "s": 58.298,
    "l": 46.078
  },
  "oklch": {
    "l": 0.45559,
    "c": 0.18207,
    "h": 269.3
  },
  "luminance": 0.08705
}

Semantic roles & 50–950 ramp

primary

#3147BA

secondary

#C9BD7E

accent

#C946E2

background

#F8F7FC

surface

#EFEDF9

border

#CAC8D2

text

#0B0914

muted

#7C7B82

Preview Lab

Preview with #3147BA

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

Preview Lab → · Contrast checker → · Palette generator →