#3142B9#3142B9

#3142B9 is a dark, vivid blue. Relative luminance 0.081; OKLCH L 44.6% C 0.187 H 270.4°. Best body text is #FFFFFF at 8.04:1 contrast (WCAG AA passes).

Color values

HEX	#3142B9
RGB	rgb(49, 66, 185)
HSL	hsl(233, 58%, 46%)
HSV	hsv(233, 74%, 73%)
CMYK	cmyk(73.5%, 64.3%, 0%, 27.5%)
CIE-LAB	lab(34.09, 34.72, -64.59)
CIE-LCH	lch(34.09, 73.33, 298.26°)
OKLab	oklab(44.56% 0.0013 -0.1867)
OKLCH	oklch(44.56% 0.187 270.4)
XYZ	xyz(11.9688, 8.0509, 46.8127)
Luminance	0.0805 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.45

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3142B9 #B9A831

analogous

#3186B9 #3142B9 #6431B9

triadic

#3142B9 #B93142 #42B931

tetradic

#3142B9 #B93186 #B9A831 #31B964

square

#3142B9 #B93186 #B9A831 #31B964

split-complementary

#3142B9 #B96431 #86B931

monochromatic

#171F58 #243189 #3142B9 #5565D2 #8691DF

Accessibility & contrast

On white

8.04

#3142B9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#3142B9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3142B9

8.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3142B9	#FFFFFF	#000000	##FFFFFF
##3142B9	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)

#0057BD

Deuteranopia (green-blind)

#004AB7

Tritanopia (blue-blind)

#006177

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #3142b9;
/* rgb */ color: rgb(49, 66, 185);
/* oklch */ color: oklch(44.6% 0.187 270.4);

Tailwind

colors: {
  custom: {
    50: '#7d76cf',
    500: '#3142b9',
    950: '#000000',
  },
}

SCSS

$custom: #3142b9;
$custom-light: #7d76cf;
$custom-dark: #000000;

JSON

{
  "hex": "#3142b9",
  "rgb": {
    "r": 49,
    "g": 66,
    "b": 185
  },
  "hsl": {
    "h": 232.5,
    "s": 58.12,
    "l": 45.882
  },
  "oklch": {
    "l": 0.44562,
    "c": 0.18669,
    "h": 270.4
  },
  "luminance": 0.08052
}

Semantic roles & 50–950 ramp

primary

#3142B9

secondary

#C8BF7D

accent

#CE46E1

background

#F8F7FC

surface

#EFEDF9

border

#CAC8D2

text

#0B0814

muted

#7C7B82

Preview Lab

Preview with #3142B9

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

Preview Lab → · Contrast checker → · Palette generator →