#3143C0#3143C0

#3143C0 is a mid, vivid blue. Relative luminance 0.085; OKLCH L 45.4% C 0.195 H 270.1°. Best body text is #FFFFFF at 7.79:1 contrast (WCAG AA passes).

Color values

HEX	#3143C0
RGB	rgb(49, 67, 192)
HSL	hsl(232, 59%, 47%)
HSV	hsv(232, 74%, 75%)
CMYK	cmyk(74.5%, 65.1%, 0%, 24.7%)
CIE-LAB	lab(34.95, 36.59, -67.30)
CIE-LCH	lch(34.95, 76.60, 298.53°)
OKLab	oklab(45.38% 0.0003 -0.1946)
OKLCH	oklch(45.38% 0.195 270.1)
XYZ	xyz(12.7849, 8.4717, 50.8204)
Luminance	0.0847 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3143C0 #C0AE31

analogous

#318AC0 #3143C0 #6731C0

triadic

#3143C0 #C03143 #43C031

tetradic

#3143C0 #C0318A #C0AE31 #31C067

square

#3143C0 #C0318A #C0AE31 #31C067

split-complementary

#3143C0 #C06731 #8AC031

monochromatic

#18215E #25328F #3143C0 #5969D5 #8A95E1

Accessibility & contrast

On white

7.79

#3143C0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.69

#3143C0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3143C0

7.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3143C0	#FFFFFF	#000000	##FFFFFF
##3143C0	1.00	7.79	2.69	7.79
#FFFFFF	7.79	1.00	21.00	1.00
#000000	2.69	21.00	1.00	21.00
##FFFFFF	7.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059C4

Deuteranopia (green-blind)

#004CBE

Tritanopia (blue-blind)

#00647B

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #3143c0;
/* rgb */ color: rgb(49, 67, 192);
/* oklch */ color: oklch(45.4% 0.195 270.1);

Tailwind

colors: {
  custom: {
    50: '#7e77d4',
    500: '#3143c0',
    950: '#000000',
  },
}

SCSS

$custom: #3143c0;
$custom-light: #7e77d4;
$custom-dark: #000000;

JSON

{
  "hex": "#3143c0",
  "rgb": {
    "r": 49,
    "g": 67,
    "b": 192
  },
  "hsl": {
    "h": 232.448,
    "s": 59.336,
    "l": 47.255
  },
  "oklch": {
    "l": 0.4538,
    "c": 0.19462,
    "h": 270.1
  },
  "luminance": 0.08473
}

Semantic roles & 50–950 ramp

primary

#3143C0

secondary

#CBC282

accent

#CF45E3

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0814

muted

#7D7B83

Preview Lab

Preview with #3143C0

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

Preview Lab → · Contrast checker → · Palette generator →