#3144B7#3144B7

#3144B7 is a dark, vivid blue. Relative luminance 0.082; OKLCH L 44.7% C 0.182 H 270.0°. Best body text is #FFFFFF at 7.95:1 contrast (WCAG AA passes).

Color values

HEX	#3144B7
RGB	rgb(49, 68, 183)
HSL	hsl(231, 58%, 45%)
HSV	hsv(231, 73%, 72%)
CMYK	cmyk(73.2%, 62.8%, 0%, 28.2%)
CIE-LAB	lab(34.41, 32.71, -62.89)
CIE-LCH	lch(34.41, 70.89, 297.48°)
OKLab	oklab(44.74% 0 -0.1817)
OKLCH	oklch(44.74% 0.182 270)
XYZ	xyz(11.8781, 8.2049, 45.7483)
Luminance	0.0821 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3144B7 #B7A431

analogous

#3187B7 #3144B7 #6131B7

triadic

#3144B7 #B73144 #44B731

tetradic

#3144B7 #B73187 #B7A431 #31B761

square

#3144B7 #B73187 #B7A431 #31B761

split-complementary

#3144B7 #B76131 #87B731

monochromatic

#172056 #243287 #3144B7 #5466D1 #8491DE

Accessibility & contrast

On white

7.95

#3144B7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.64

#3144B7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3144B7

7.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3144B7	#FFFFFF	#000000	##FFFFFF
##3144B7	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)

#0057BB

Deuteranopia (green-blind)

#004BB5

Tritanopia (blue-blind)

#006277

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #3144b7;
/* rgb */ color: rgb(49, 68, 183);
/* oklch */ color: oklch(44.7% 0.182 270.0);

Tailwind

colors: {
  custom: {
    50: '#7c77ce',
    500: '#3144b7',
    950: '#000000',
  },
}

SCSS

$custom: #3144b7;
$custom-light: #7c77ce;
$custom-dark: #000000;

JSON

{
  "hex": "#3144b7",
  "rgb": {
    "r": 49,
    "g": 68,
    "b": 183
  },
  "hsl": {
    "h": 231.493,
    "s": 57.759,
    "l": 45.49
  },
  "oklch": {
    "l": 0.44742,
    "c": 0.18169,
    "h": 270
  },
  "luminance": 0.08206
}

Semantic roles & 50–950 ramp

primary

#3144B7

secondary

#C8BD7C

accent

#CB47E1

background

#F8F7FC

surface

#EFEDF9

border

#CAC8D2

text

#0B0814

muted

#7C7B82

Preview Lab

Preview with #3144B7

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

Preview Lab → · Contrast checker → · Palette generator →