#3141BC#3141BC

#3141BC is a dark, vivid blue. Relative luminance 0.081; OKLCH L 44.7% C 0.192 H 270.5°. Best body text is #FFFFFF at 8.04:1 contrast (WCAG AA passes).

Color values

HEX	#3141BC
RGB	rgb(49, 65, 188)
HSL	hsl(233, 59%, 46%)
HSV	hsv(233, 74%, 74%)
CMYK	cmyk(73.9%, 65.4%, 0%, 26.3%)
CIE-LAB	lab(34.11, 36.42, -66.32)
CIE-LCH	lch(34.11, 75.66, 298.78°)
OKLab	oklab(44.66% 0.0017 -0.1917)
OKLCH	oklch(44.66% 0.192 270.5)
XYZ	xyz(12.2309, 8.0631, 48.4789)
Luminance	0.0806 (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

#3141BC #BCAC31

analogous

#3187BC #3141BC #6731BC

triadic

#3141BC #BC3141 #41BC31

tetradic

#3141BC #BC3187 #BCAC31 #31BC67

square

#3141BC #BC3187 #BCAC31 #31BC67

split-complementary

#3141BC #BC6731 #87BC31

monochromatic

#181F5B #24308B #3141BC #5765D3 #8892E0

Accessibility & contrast

On white

8.04

#3141BC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#3141BC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3141BC

8.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3141BC	#FFFFFF	#000000	##FFFFFF
##3141BC	1.00	8.04	2.61	8.04
#FFFFFF	8.04	1.00	21.00	1.00
#000000	2.61	21.00	1.00	21.00
##FFFFFF	8.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057C0

Deuteranopia (green-blind)

#004ABA

Tritanopia (blue-blind)

#006279

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #3141bc;
/* rgb */ color: rgb(49, 65, 188);
/* oklch */ color: oklch(44.7% 0.192 270.5);

Tailwind

colors: {
  custom: {
    50: '#7e75d1',
    500: '#3141bc',
    950: '#000000',
  },
}

SCSS

$custom: #3141bc;
$custom-light: #7e75d1;
$custom-dark: #000000;

JSON

{
  "hex": "#3141bc",
  "rgb": {
    "r": 49,
    "g": 65,
    "b": 188
  },
  "hsl": {
    "h": 233.094,
    "s": 58.65,
    "l": 46.471
  },
  "oklch": {
    "l": 0.44662,
    "c": 0.19176,
    "h": 270.5
  },
  "luminance": 0.08064
}

Semantic roles & 50–950 ramp

primary

#3141BC

secondary

#CAC17F

accent

#D046E2

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0B0814

muted

#7C7B83

Preview Lab

Preview with #3141BC

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

Preview Lab → · Contrast checker → · Palette generator →