#3140A1#3140A1

#3140A1 is a dark, vivid blue. Relative luminance 0.069; OKLCH L 42.1% C 0.157 H 271.3°. Best body text is #FFFFFF at 8.83:1 contrast (WCAG AA passes).

Color values

HEX	#3140A1
RGB	rgb(49, 64, 161)
HSL	hsl(232, 53%, 41%)
HSV	hsv(232, 70%, 63%)
CMYK	cmyk(69.6%, 60.2%, 0%, 36.9%)
CIE-LAB	lab(31.56, 27.29, -54.40)
CIE-LCH	lch(31.56, 60.86, 296.64°)
OKLab	oklab(42.07% 0.0034 -0.1568)
OKLCH	oklch(42.07% 0.157 271.3)
XYZ	xyz(9.5309, 6.8921, 34.5393)
Luminance	0.0689 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3140A1 #A19231

analogous

#3178A1 #3140A1 #5A31A1

triadic

#3140A1 #A13140 #40A131

tetradic

#3140A1 #A13178 #A19231 #31A15A

square

#3140A1 #A13178 #A19231 #31A15A

split-complementary

#3140A1 #A15A31 #78A131

monochromatic

#141B43 #232D72 #3140A1 #4859C7 #7784D6

Accessibility & contrast

On white

8.83

#3140A1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.38

#3140A1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3140A1

8.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3140A1	#FFFFFF	#000000	##FFFFFF
##3140A1	1.00	8.83	2.38	8.83
#FFFFFF	8.83	1.00	21.00	1.00
#000000	2.38	21.00	1.00	21.00
##FFFFFF	8.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FA4

Deuteranopia (green-blind)

#00459F

Tritanopia (blue-blind)

#00586A

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #3140a1;
/* rgb */ color: rgb(49, 64, 161);
/* oklch */ color: oklch(42.1% 0.157 271.3);

Tailwind

colors: {
  custom: {
    50: '#7874be',
    500: '#3140a1',
    950: '#000000',
  },
}

SCSS

$custom: #3140a1;
$custom-light: #7874be;
$custom-dark: #000000;

JSON

{
  "hex": "#3140a1",
  "rgb": {
    "r": 49,
    "g": 64,
    "b": 161
  },
  "hsl": {
    "h": 231.964,
    "s": 53.333,
    "l": 41.176
  },
  "oklch": {
    "l": 0.42067,
    "c": 0.15686,
    "h": 271.3
  },
  "luminance": 0.06893
}

Semantic roles & 50–950 ramp

primary

#3140A1

secondary

#BEB370

accent

#C94BDD

background

#F7F7FB

surface

#EEEDF7

border

#C9C8D0

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #3140A1

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

Preview Lab → · Contrast checker → · Palette generator →