#3140A5#3140A5

#3140A5 is a dark, vivid blue. Relative luminance 0.070; OKLCH L 42.4% C 0.162 H 271.2°. Best body text is #FFFFFF at 8.72:1 contrast (WCAG AA passes).

Color values

HEX	#3140A5
RGB	rgb(49, 64, 165)
HSL	hsl(232, 54%, 42%)
HSV	hsv(232, 70%, 65%)
CMYK	cmyk(70.3%, 61.2%, 0%, 35.3%)
CIE-LAB	lab(31.89, 28.76, -56.28)
CIE-LCH	lch(31.89, 63.20, 297.07°)
OKLab	oklab(42.41% 0.0034 -0.1623)
OKLCH	oklch(42.41% 0.162 271.2)
XYZ	xyz(9.8892, 7.0354, 36.4268)
Luminance	0.0704 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3140A5 #A59631

analogous

#317AA5 #3140A5 #5C31A5

triadic

#3140A5 #A53140 #40A531

tetradic

#3140A5 #A5317A #A59631 #31A55C

square

#3140A5 #A5317A #A59631 #31A55C

split-complementary

#3140A5 #A55C31 #7AA531

monochromatic

#151B47 #232E76 #3140A5 #4A5AC9 #7985D7

Accessibility & contrast

On white

8.72

#3140A5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.41

#3140A5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3140A5

8.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3140A5	#FFFFFF	#000000	##FFFFFF
##3140A5	1.00	8.72	2.41	8.72
#FFFFFF	8.72	1.00	21.00	1.00
#000000	2.41	21.00	1.00	21.00
##FFFFFF	8.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050A8

Deuteranopia (green-blind)

#0046A3

Tritanopia (blue-blind)

#00596C

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #3140a5;
/* rgb */ color: rgb(49, 64, 165);
/* oklch */ color: oklch(42.4% 0.162 271.2);

Tailwind

colors: {
  custom: {
    50: '#7974c1',
    500: '#3140a5',
    950: '#000000',
  },
}

SCSS

$custom: #3140a5;
$custom-light: #7974c1;
$custom-dark: #000000;

JSON

{
  "hex": "#3140a5",
  "rgb": {
    "r": 49,
    "g": 64,
    "b": 165
  },
  "hsl": {
    "h": 232.241,
    "s": 54.206,
    "l": 41.961
  },
  "oklch": {
    "l": 0.42412,
    "c": 0.16237,
    "h": 271.2
  },
  "luminance": 0.07036
}

Semantic roles & 50–950 ramp

primary

#3140A5

secondary

#C0B672

accent

#CB4ADE

background

#F7F7FB

surface

#EEEDF7

border

#C9C8D0

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #3140A5

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

Preview Lab → · Contrast checker → · Palette generator →