#5149BB#5149BB

#5149BB is a mid, vivid blue. Relative luminance 0.101; OKLCH L 48.0% C 0.173 H 280.8°. Best body text is #FFFFFF at 6.95:1 contrast (WCAG AA passes).

Color values

HEX	#5149BB
RGB	rgb(81, 73, 187)
HSL	hsl(244, 46%, 51%)
HSV	hsv(244, 61%, 73%)
CMYK	cmyk(56.7%, 61%, 0%, 26.7%)
CIE-LAB	lab(38.02, 35.79, -59.26)
CIE-LCH	lch(38.02, 69.23, 301.13°)
OKLab	oklab(48.05% 0.0325 -0.1702)
OKLCH	oklch(48.05% 0.173 280.8)
XYZ	xyz(14.7427, 10.1013, 48.1770)
Luminance	0.1010 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 2.15

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5149BB #B3BB49

analogous

#497ABB #5149BB #8A49BB

triadic

#5149BB #BB5149 #49BB51

tetradic

#5149BB #BB497A #B3BB49 #49BB8A

square

#5149BB #BB497A #B3BB49 #49BB8A

split-complementary

#5149BB #BB8A49 #7ABB49

monochromatic

#2A2564 #3C3691 #5149BB #7C76CC #A6A2DC

Accessibility & contrast

On white

6.95

#5149BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.02

#5149BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5149BB

6.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5149BB	#FFFFFF	#000000	##FFFFFF
##5149BB	1.00	6.95	3.02	6.95
#FFFFFF	6.95	1.00	21.00	1.00
#000000	3.02	21.00	1.00	21.00
##FFFFFF	6.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005EBF

Deuteranopia (green-blind)

#0055B9

Tritanopia (blue-blind)

#18657B

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #5149bb;
/* rgb */ color: rgb(81, 73, 187);
/* oklch */ color: oklch(48.0% 0.173 280.8);

Tailwind

colors: {
  custom: {
    50: '#8c7cd0',
    500: '#5149bb',
    950: '#000000',
  },
}

SCSS

$custom: #5149bb;
$custom-light: #8c7cd0;
$custom-dark: #000000;

JSON

{
  "hex": "#5149bb",
  "rgb": {
    "r": 81,
    "g": 73,
    "b": 187
  },
  "hsl": {
    "h": 244.211,
    "s": 45.6,
    "l": 50.98
  },
  "oklch": {
    "l": 0.48048,
    "c": 0.17323,
    "h": 280.8
  },
  "luminance": 0.10102
}

Semantic roles & 50–950 ramp

primary

#5149BB

secondary

#C6C997

accent

#D553CC

background

#F9F7FC

surface

#F1EEF9

border

#CBC9D2

text

#0D0914

muted

#7E7B82

Preview Lab

Preview with #5149BB

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

Preview Lab → · Contrast checker → · Palette generator →