#3147AE#3147AE

#3147AE is a dark, vivid blue. Relative luminance 0.082; OKLCH L 44.5% C 0.166 H 269.3°. Best body text is #FFFFFF at 7.95:1 contrast (WCAG AA passes).

Color values

HEX	#3147AE
RGB	rgb(49, 71, 174)
HSL	hsl(229, 56%, 44%)
HSV	hsv(229, 72%, 68%)
CMYK	cmyk(71.8%, 59.2%, 0%, 31.8%)
CIE-LAB	lab(34.43, 27.47, -57.52)
CIE-LCH	lch(34.43, 63.74, 295.52°)
OKLab	oklab(44.53% -0.0021 -0.1659)
OKLCH	oklch(44.53% 0.166 269.3)
XYZ	xyz(11.1572, 8.2143, 41.0337)
Luminance	0.0822 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3147AE #AE9831

analogous

#3185AE #3147AE #5931AE

triadic

#3147AE #AE3147 #47AE31

tetradic

#3147AE #AE3185 #AE9831 #31AE59

square

#3147AE #AE3185 #AE9831 #31AE59

split-complementary

#3147AE #AE5931 #85AE31

monochromatic

#16204E #24347E #3147AE #4F65CD #7F8FDB

Accessibility & contrast

On white

7.95

#3147AE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.64

#3147AE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3147AE

7.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3147AE	#FFFFFF	#000000	##FFFFFF
##3147AE	1.00	7.95	2.64	7.95
#FFFFFF	7.95	1.00	21.00	1.00
#000000	2.64	21.00	1.00	21.00
##FFFFFF	7.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057B1

Deuteranopia (green-blind)

#004BAC

Tritanopia (blue-blind)

#006173

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #3147ae;
/* rgb */ color: rgb(49, 71, 174);
/* oklch */ color: oklch(44.5% 0.166 269.3);

Tailwind

colors: {
  custom: {
    50: '#7a7ac7',
    500: '#3147ae',
    950: '#000000',
  },
}

SCSS

$custom: #3147ae;
$custom-light: #7a7ac7;
$custom-dark: #000000;

JSON

{
  "hex": "#3147ae",
  "rgb": {
    "r": 49,
    "g": 71,
    "b": 174
  },
  "hsl": {
    "h": 229.44,
    "s": 56.054,
    "l": 43.725
  },
  "oklch": {
    "l": 0.44525,
    "c": 0.16592,
    "h": 269.3
  },
  "luminance": 0.08215
}

Semantic roles & 50–950 ramp

primary

#3147AE

secondary

#C4B677

accent

#C548DF

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0A0913

muted

#7C7B82

Preview Lab

Preview with #3147AE

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

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