#3148AE#3148AE

#3148AE is a dark, vivid blue. Relative luminance 0.083; OKLCH L 44.7% C 0.165 H 269.0°. Best body text is #FFFFFF at 7.87:1 contrast (WCAG AA passes).

Color values

HEX	#3148AE
RGB	rgb(49, 72, 174)
HSL	hsl(229, 56%, 44%)
HSV	hsv(229, 72%, 68%)
CMYK	cmyk(71.8%, 58.6%, 0%, 31.8%)
CIE-LAB	lab(34.69, 26.81, -57.10)
CIE-LCH	lch(34.69, 63.08, 295.15°)
OKLab	oklab(44.72% -0.0028 -0.1646)
OKLCH	oklch(44.72% 0.165 269)
XYZ	xyz(11.2213, 8.3425, 41.0551)
Luminance	0.0834 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3148AE #AE9731

analogous

#3186AE #3148AE #5831AE

triadic

#3148AE #AE3148 #48AE31

tetradic

#3148AE #AE3186 #AE9731 #31AE58

square

#3148AE #AE3186 #AE9731 #31AE58

split-complementary

#3148AE #AE5831 #86AE31

monochromatic

#16204E #24347E #3148AE #4F66CD #7F90DB

Accessibility & contrast

On white

7.87

#3148AE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.67

#3148AE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3148AE

7.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3148AE	#FFFFFF	#000000	##FFFFFF
##3148AE	1.00	7.87	2.67	7.87
#FFFFFF	7.87	1.00	21.00	1.00
#000000	2.67	21.00	1.00	21.00
##FFFFFF	7.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058B1

Deuteranopia (green-blind)

#004CAC

Tritanopia (blue-blind)

#006174

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #3148ae;
/* rgb */ color: rgb(49, 72, 174);
/* oklch */ color: oklch(44.7% 0.165 269.0);

Tailwind

colors: {
  custom: {
    50: '#7a7ac7',
    500: '#3148ae',
    950: '#000000',
  },
}

SCSS

$custom: #3148ae;
$custom-light: #7a7ac7;
$custom-dark: #000000;

JSON

{
  "hex": "#3148ae",
  "rgb": {
    "r": 49,
    "g": 72,
    "b": 174
  },
  "hsl": {
    "h": 228.96,
    "s": 56.054,
    "l": 43.725
  },
  "oklch": {
    "l": 0.4472,
    "c": 0.16467,
    "h": 269
  },
  "luminance": 0.08344
}

Semantic roles & 50–950 ramp

primary

#3148AE

secondary

#C4B677

accent

#C448DF

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0A0913

muted

#7C7B82

Preview Lab

Preview with #3148AE

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

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