#3047AE#3047AE

#3047AE is a dark, vivid blue. Relative luminance 0.082; OKLCH L 44.5% C 0.166 H 269.0°. Best body text is #FFFFFF at 7.96:1 contrast (WCAG AA passes).

Color values

HEX	#3047AE
RGB	rgb(48, 71, 174)
HSL	hsl(229, 57%, 44%)
HSV	hsv(229, 72%, 68%)
CMYK	cmyk(72.4%, 59.2%, 0%, 31.8%)
CIE-LAB	lab(34.37, 27.33, -57.61)
CIE-LCH	lch(34.37, 63.76, 295.38°)
OKLab	oklab(44.47% -0.003 -0.1662)
OKLCH	oklch(44.47% 0.166 269)
XYZ	xyz(11.1095, 8.1897, 41.0315)
Luminance	0.0819 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3047AE #AE9730

analogous

#3086AE #3047AE #5830AE

triadic

#3047AE #AE3047 #47AE30

tetradic

#3047AE #AE3086 #AE9730 #30AE58

square

#3047AE #AE3086 #AE9730 #30AE58

split-complementary

#3047AE #AE5830 #86AE30

monochromatic

#16204E #23337E #3047AE #4D65CE #7D8EDB

Accessibility & contrast

On white

7.96

#3047AE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.64

#3047AE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3047AE

7.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3047AE	#FFFFFF	#000000	##FFFFFF
##3047AE	1.00	7.96	2.64	7.96
#FFFFFF	7.96	1.00	21.00	1.00
#000000	2.64	21.00	1.00	21.00
##FFFFFF	7.96	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: #3047ae;
/* rgb */ color: rgb(48, 71, 174);
/* oklch */ color: oklch(44.5% 0.166 269.0);

Tailwind

colors: {
  custom: {
    50: '#7a7ac7',
    500: '#3047ae',
    950: '#000000',
  },
}

SCSS

$custom: #3047ae;
$custom-light: #7a7ac7;
$custom-dark: #000000;

JSON

{
  "hex": "#3047ae",
  "rgb": {
    "r": 48,
    "g": 71,
    "b": 174
  },
  "hsl": {
    "h": 229.048,
    "s": 56.757,
    "l": 43.529
  },
  "oklch": {
    "l": 0.44474,
    "c": 0.16621,
    "h": 269
  },
  "luminance": 0.08191
}

Semantic roles & 50–950 ramp

primary

#3047AE

secondary

#C4B676

accent

#C448E0

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0A0913

muted

#7C7B82

Preview Lab

Preview with #3047AE

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

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