#3141B9#3141B9

#3141B9 is a dark, vivid blue. Relative luminance 0.079; OKLCH L 44.4% C 0.188 H 270.6°. Best body text is #FFFFFF at 8.12:1 contrast (WCAG AA passes).

Color values

HEX	#3141B9
RGB	rgb(49, 65, 185)
HSL	hsl(233, 58%, 46%)
HSV	hsv(233, 74%, 73%)
CMYK	cmyk(73.5%, 64.9%, 0%, 27.5%)
CIE-LAB	lab(33.85, 35.35, -64.98)
CIE-LCH	lch(33.85, 73.98, 298.55°)
OKLab	oklab(44.39% 0.0019 -0.1879)
OKLCH	oklch(44.39% 0.188 270.6)
XYZ	xyz(11.9109, 7.9351, 46.7934)
Luminance	0.0794 (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

#3141B9 #B9A931

analogous

#3185B9 #3141B9 #6531B9

triadic

#3141B9 #B93141 #41B931

tetradic

#3141B9 #B93185 #B9A931 #31B965

square

#3141B9 #B93185 #B9A931 #31B965

split-complementary

#3141B9 #B96531 #85B931

monochromatic

#171F58 #243089 #3141B9 #5564D2 #8690DF

Accessibility & contrast

On white

8.12

#3141B9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.59

#3141B9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3141B9

8.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3141B9	#FFFFFF	#000000	##FFFFFF
##3141B9	1.00	8.12	2.59	8.12
#FFFFFF	8.12	1.00	21.00	1.00
#000000	2.59	21.00	1.00	21.00
##FFFFFF	8.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056BD

Deuteranopia (green-blind)

#0049B7

Tritanopia (blue-blind)

#006177

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #3141b9;
/* rgb */ color: rgb(49, 65, 185);
/* oklch */ color: oklch(44.4% 0.188 270.6);

Tailwind

colors: {
  custom: {
    50: '#7d75cf',
    500: '#3141b9',
    950: '#000000',
  },
}

SCSS

$custom: #3141b9;
$custom-light: #7d75cf;
$custom-dark: #000000;

JSON

{
  "hex": "#3141b9",
  "rgb": {
    "r": 49,
    "g": 65,
    "b": 185
  },
  "hsl": {
    "h": 232.941,
    "s": 58.12,
    "l": 45.882
  },
  "oklch": {
    "l": 0.44385,
    "c": 0.18787,
    "h": 270.6
  },
  "luminance": 0.07936
}

Semantic roles & 50–950 ramp

primary

#3141B9

secondary

#C8C07D

accent

#CF46E1

background

#F8F7FC

surface

#EFEDF9

border

#CAC8D2

text

#0B0814

muted

#7C7B82

Preview Lab

Preview with #3141B9

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

Preview Lab → · Contrast checker → · Palette generator →