#3144AA#3144AA

#3144AA is a dark, vivid blue. Relative luminance 0.077; OKLCH L 43.6% C 0.164 H 270.1°. Best body text is #FFFFFF at 8.27:1 contrast (WCAG AA passes).

Color values

HEX	#3144AA
RGB	rgb(49, 68, 170)
HSL	hsl(231, 55%, 43%)
HSV	hsv(231, 71%, 67%)
CMYK	cmyk(71.2%, 60%, 0%, 33.3%)
CIE-LAB	lab(33.33, 27.96, -56.93)
CIE-LCH	lch(33.33, 63.43, 296.16°)
OKLab	oklab(43.61% 0.0002 -0.1642)
OKLCH	oklch(43.61% 0.164 270.1)
XYZ	xyz(10.5870, 7.6884, 38.9485)
Luminance	0.0769 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3144AA #AA9731

analogous

#3180AA #3144AA #5B31AA

triadic

#3144AA #AA3144 #44AA31

tetradic

#3144AA #AA3180 #AA9731 #31AA5B

square

#3144AA #AA3180 #AA9731 #31AA5B

split-complementary

#3144AA #AA5B31 #80AA31

monochromatic

#161E4B #23317A #3144AA #4D61CC #7C8BD9

Accessibility & contrast

On white

8.27

#3144AA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.54

#3144AA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3144AA

8.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3144AA	#FFFFFF	#000000	##FFFFFF
##3144AA	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)

#0054AD

Deuteranopia (green-blind)

#0049A8

Tritanopia (blue-blind)

#005E70

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #3144aa;
/* rgb */ color: rgb(49, 68, 170);
/* oklch */ color: oklch(43.6% 0.164 270.1);

Tailwind

colors: {
  custom: {
    50: '#7977c4',
    500: '#3144aa',
    950: '#000000',
  },
}

SCSS

$custom: #3144aa;
$custom-light: #7977c4;
$custom-dark: #000000;

JSON

{
  "hex": "#3144aa",
  "rgb": {
    "r": 49,
    "g": 68,
    "b": 170
  },
  "hsl": {
    "h": 230.579,
    "s": 55.251,
    "l": 42.941
  },
  "oklch": {
    "l": 0.43606,
    "c": 0.16421,
    "h": 270.1
  },
  "luminance": 0.07689
}

Semantic roles & 50–950 ramp

primary

#3144AA

secondary

#C2B675

accent

#C749DF

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0A0813

muted

#7C7B82

Preview Lab

Preview with #3144AA

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

Preview Lab → · Contrast checker → · Palette generator →