#3141A8#3141A8

#3141A8 is a dark, vivid blue. Relative luminance 0.073; OKLCH L 42.9% C 0.165 H 270.9°. Best body text is #FFFFFF at 8.56:1 contrast (WCAG AA passes).

Color values

HEX	#3141A8
RGB	rgb(49, 65, 168)
HSL	hsl(232, 55%, 43%)
HSV	hsv(232, 71%, 66%)
CMYK	cmyk(70.8%, 61.3%, 0%, 34.1%)
CIE-LAB	lab(32.39, 29.20, -57.26)
CIE-LCH	lch(32.39, 64.27, 297.02°)
OKLab	oklab(42.86% 0.0026 -0.1652)
OKLCH	oklch(42.86% 0.165 270.9)
XYZ	xyz(10.2224, 7.2597, 37.9007)
Luminance	0.0726 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3141A8 #A89831

analogous

#317CA8 #3141A8 #5D31A8

triadic

#3141A8 #A83141 #41A831

tetradic

#3141A8 #A8317C #A89831 #31A85D

square

#3141A8 #A8317C #A89831 #31A85D

split-complementary

#3141A8 #A85D31 #7CA831

monochromatic

#151C49 #232F79 #3141A8 #4C5DCB #7B88D8

Accessibility & contrast

On white

8.56

#3141A8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.45

#3141A8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3141A8

8.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3141A8	#FFFFFF	#000000	##FFFFFF
##3141A8	1.00	8.56	2.45	8.56
#FFFFFF	8.56	1.00	21.00	1.00
#000000	2.45	21.00	1.00	21.00
##FFFFFF	8.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052AB

Deuteranopia (green-blind)

#0047A6

Tritanopia (blue-blind)

#005B6E

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #3141a8;
/* rgb */ color: rgb(49, 65, 168);
/* oklch */ color: oklch(42.9% 0.165 270.9);

Tailwind

colors: {
  custom: {
    50: '#7975c3',
    500: '#3141a8',
    950: '#000000',
  },
}

SCSS

$custom: #3141a8;
$custom-light: #7975c3;
$custom-dark: #000000;

JSON

{
  "hex": "#3141a8",
  "rgb": {
    "r": 49,
    "g": 65,
    "b": 168
  },
  "hsl": {
    "h": 231.933,
    "s": 54.839,
    "l": 42.549
  },
  "oklch": {
    "l": 0.42862,
    "c": 0.16522,
    "h": 270.9
  },
  "luminance": 0.07261
}

Semantic roles & 50–950 ramp

primary

#3141A8

secondary

#C1B774

accent

#CA4ADE

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0813

muted

#7C7B82

Preview Lab

Preview with #3141A8

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

Preview Lab → · Contrast checker → · Palette generator →