#3142BC#3142BC

#3142BC is a dark, vivid blue. Relative luminance 0.082; OKLCH L 44.8% C 0.191 H 270.3°. Best body text is #FFFFFF at 7.97:1 contrast (WCAG AA passes).

Color values

HEX	#3142BC
RGB	rgb(49, 66, 188)
HSL	hsl(233, 59%, 46%)
HSV	hsv(233, 74%, 74%)
CMYK	cmyk(73.9%, 64.9%, 0%, 26.3%)
CIE-LAB	lab(34.35, 35.79, -65.92)
CIE-LCH	lch(34.35, 75.01, 298.50°)
OKLab	oklab(44.84% 0.0011 -0.1906)
OKLCH	oklch(44.84% 0.191 270.3)
XYZ	xyz(12.2888, 8.1789, 48.4982)
Luminance	0.0818 (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

#3142BC #BCAB31

analogous

#3188BC #3142BC #6631BC

triadic

#3142BC #BC3142 #42BC31

tetradic

#3142BC #BC3188 #BCAB31 #31BC66

square

#3142BC #BC3188 #BCAB31 #31BC66

split-complementary

#3142BC #BC6631 #88BC31

monochromatic

#18205B #24318B #3142BC #5766D3 #8892E0

Accessibility & contrast

On white

7.97

#3142BC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.64

#3142BC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3142BC

7.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3142BC	#FFFFFF	#000000	##FFFFFF
##3142BC	1.00	7.97	2.64	7.97
#FFFFFF	7.97	1.00	21.00	1.00
#000000	2.64	21.00	1.00	21.00
##FFFFFF	7.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057C0

Deuteranopia (green-blind)

#004ABA

Tritanopia (blue-blind)

#006279

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #3142bc;
/* rgb */ color: rgb(49, 66, 188);
/* oklch */ color: oklch(44.8% 0.191 270.3);

Tailwind

colors: {
  custom: {
    50: '#7e76d1',
    500: '#3142bc',
    950: '#000000',
  },
}

SCSS

$custom: #3142bc;
$custom-light: #7e76d1;
$custom-dark: #000000;

JSON

{
  "hex": "#3142bc",
  "rgb": {
    "r": 49,
    "g": 66,
    "b": 188
  },
  "hsl": {
    "h": 232.662,
    "s": 58.65,
    "l": 46.471
  },
  "oklch": {
    "l": 0.44836,
    "c": 0.1906,
    "h": 270.3
  },
  "luminance": 0.0818
}

Semantic roles & 50–950 ramp

primary

#3142BC

secondary

#CAC07F

accent

#CF46E2

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0B0814

muted

#7C7B83

Preview Lab

Preview with #3142BC

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

Preview Lab → · Contrast checker → · Palette generator →