#3140B6#3140B6

#3140B6 is a dark, vivid blue. Relative luminance 0.077; OKLCH L 43.9% C 0.185 H 270.8°. Best body text is #FFFFFF at 8.27:1 contrast (WCAG AA passes).

Color values

HEX	#3140B6
RGB	rgb(49, 64, 182)
HSL	hsl(233, 58%, 45%)
HSV	hsv(233, 73%, 71%)
CMYK	cmyk(73.1%, 64.8%, 0%, 28.6%)
CIE-LAB	lab(33.34, 34.91, -64.04)
CIE-LCH	lch(33.34, 72.94, 298.60°)
OKLab	oklab(43.93% 0.0027 -0.1851)
OKLCH	oklch(43.93% 0.185 270.8)
XYZ	xyz(11.5406, 7.6960, 45.1242)
Luminance	0.0770 (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

#3140B6 #B6A731

analogous

#3182B6 #3140B6 #6431B6

triadic

#3140B6 #B63140 #40B631

tetradic

#3140B6 #B63182 #B6A731 #31B664

square

#3140B6 #B63182 #B6A731 #31B664

split-complementary

#3140B6 #B66431 #82B631

monochromatic

#171E56 #242F86 #3140B6 #5362D1 #848EDE

Accessibility & contrast

On white

8.27

#3140B6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.54

#3140B6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3140B6

8.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3140B6	#FFFFFF	#000000	##FFFFFF
##3140B6	1.00	8.27	2.54	8.27
#FFFFFF	8.27	1.00	21.00	1.00
#000000	2.54	21.00	1.00	21.00
##FFFFFF	8.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055BA

Deuteranopia (green-blind)

#0048B4

Tritanopia (blue-blind)

#005F75

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #3140b6;
/* rgb */ color: rgb(49, 64, 182);
/* oklch */ color: oklch(43.9% 0.185 270.8);

Tailwind

colors: {
  custom: {
    50: '#7c75cd',
    500: '#3140b6',
    950: '#000000',
  },
}

SCSS

$custom: #3140b6;
$custom-light: #7c75cd;
$custom-dark: #000000;

JSON

{
  "hex": "#3140b6",
  "rgb": {
    "r": 49,
    "g": 64,
    "b": 182
  },
  "hsl": {
    "h": 233.233,
    "s": 57.576,
    "l": 45.294
  },
  "oklch": {
    "l": 0.43933,
    "c": 0.18512,
    "h": 270.8
  },
  "luminance": 0.07697
}

Semantic roles & 50–950 ramp

primary

#3140B6

secondary

#C7BF7C

accent

#CF47E1

background

#F8F7FC

surface

#EFEDF9

border

#CAC8D2

text

#0B0814

muted

#7C7B82

Preview Lab

Preview with #3140B6

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

Preview Lab → · Contrast checker → · Palette generator →