#3047AF#3047AF

#3047AF is a dark, vivid blue. Relative luminance 0.082; OKLCH L 44.6% C 0.168 H 269.0°. Best body text is #FFFFFF at 7.94:1 contrast (WCAG AA passes).

Color values

HEX	#3047AF
RGB	rgb(48, 71, 175)
HSL	hsl(229, 57%, 44%)
HSV	hsv(229, 73%, 69%)
CMYK	cmyk(72.6%, 59.4%, 0%, 31.4%)
CIE-LAB	lab(34.45, 27.71, -58.07)
CIE-LCH	lch(34.45, 64.34, 295.51°)
OKLab	oklab(44.56% -0.003 -0.1675)
OKLCH	oklch(44.56% 0.168 269)
XYZ	xyz(11.2074, 8.2288, 41.5468)
Luminance	0.0823 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3047AF #AF9830

analogous

#3086AF #3047AF #5830AF

triadic

#3047AF #AF3047 #47AF30

tetradic

#3047AF #AF3086 #AF9830 #30AF58

square

#3047AF #AF3086 #AF9830 #30AF58

split-complementary

#3047AF #AF5830 #86AF30

monochromatic

#16204F #23347F #3047AF #4E65CE #7E8FDC

Accessibility & contrast

On white

7.94

#3047AF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.65

#3047AF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3047AF

7.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3047AF	#FFFFFF	#000000	##FFFFFF
##3047AF	1.00	7.94	2.65	7.94
#FFFFFF	7.94	1.00	21.00	1.00
#000000	2.65	21.00	1.00	21.00
##FFFFFF	7.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057B2

Deuteranopia (green-blind)

#004BAD

Tritanopia (blue-blind)

#006174

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #3047af;
/* rgb */ color: rgb(48, 71, 175);
/* oklch */ color: oklch(44.6% 0.168 269.0);

Tailwind

colors: {
  custom: {
    50: '#7a7ac8',
    500: '#3047af',
    950: '#000000',
  },
}

SCSS

$custom: #3047af;
$custom-light: #7a7ac8;
$custom-dark: #000000;

JSON

{
  "hex": "#3047af",
  "rgb": {
    "r": 48,
    "g": 71,
    "b": 175
  },
  "hsl": {
    "h": 229.134,
    "s": 56.951,
    "l": 43.725
  },
  "oklch": {
    "l": 0.44558,
    "c": 0.16757,
    "h": 269
  },
  "luminance": 0.0823
}

Semantic roles & 50–950 ramp

primary

#3047AF

secondary

#C4B676

accent

#C548E0

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0A0913

muted

#7C7B82

Preview Lab

Preview with #3047AF

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

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