#3142AC#3142AC

#3142AC is a dark, vivid blue. Relative luminance 0.075; OKLCH L 43.4% C 0.169 H 270.6°. Best body text is #FFFFFF at 8.38:1 contrast (WCAG AA passes).

Color values

HEX	#3142AC
RGB	rgb(49, 66, 172)
HSL	hsl(232, 56%, 43%)
HSV	hsv(232, 72%, 67%)
CMYK	cmyk(71.5%, 61.6%, 0%, 32.5%)
CIE-LAB	lab(32.98, 30.01, -58.69)
CIE-LCH	lch(32.98, 65.92, 297.08°)
OKLab	oklab(43.4% 0.0017 -0.1694)
OKLCH	oklch(43.4% 0.169 270.6)
XYZ	xyz(10.6587, 7.5269, 39.9128)
Luminance	0.0753 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3142AC #AC9B31

analogous

#317FAC #3142AC #5D31AC

triadic

#3142AC #AC3142 #42AC31

tetradic

#3142AC #AC317F #AC9B31 #31AC5D

square

#3142AC #AC317F #AC9B31 #31AC5D

split-complementary

#3142AC #AC5D31 #7FAC31

monochromatic

#161D4D #23307C #3142AC #4E5FCC #7D8ADA

Accessibility & contrast

On white

8.38

#3142AC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.51

#3142AC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3142AC

8.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3142AC	#FFFFFF	#000000	##FFFFFF
##3142AC	1.00	8.38	2.51	8.38
#FFFFFF	8.38	1.00	21.00	1.00
#000000	2.51	21.00	1.00	21.00
##FFFFFF	8.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053AF

Deuteranopia (green-blind)

#0048AA

Tritanopia (blue-blind)

#005D70

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #3142ac;
/* rgb */ color: rgb(49, 66, 172);
/* oklch */ color: oklch(43.4% 0.169 270.6);

Tailwind

colors: {
  custom: {
    50: '#7a76c6',
    500: '#3142ac',
    950: '#000000',
  },
}

SCSS

$custom: #3142ac;
$custom-light: #7a76c6;
$custom-dark: #000000;

JSON

{
  "hex": "#3142ac",
  "rgb": {
    "r": 49,
    "g": 66,
    "b": 172
  },
  "hsl": {
    "h": 231.707,
    "s": 55.656,
    "l": 43.333
  },
  "oklch": {
    "l": 0.43399,
    "c": 0.16941,
    "h": 270.6
  },
  "luminance": 0.07528
}

Semantic roles & 50–950 ramp

primary

#3142AC

secondary

#C3B876

accent

#CA49DF

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0A0813

muted

#7C7B82

Preview Lab

Preview with #3142AC

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

Preview Lab → · Contrast checker → · Palette generator →