#51499D#51499D

#51499D is a mid, vivid blue. Relative luminance 0.089; OKLCH L 45.8% C 0.132 H 284.2°. Best body text is #FFFFFF at 7.53:1 contrast (WCAG AA passes).

Color values

HEX	#51499D
RGB	rgb(81, 73, 157)
HSL	hsl(246, 37%, 45%)
HSV	hsv(246, 54%, 62%)
CMYK	cmyk(48.4%, 53.5%, 0%, 38.4%)
CIE-LAB	lab(35.88, 26.21, -44.88)
CIE-LCH	lch(35.88, 51.97, 300.29°)
OKLab	oklab(45.79% 0.0324 -0.1279)
OKLCH	oklch(45.79% 0.132 284.2)
XYZ	xyz(11.8599, 8.9482, 32.9940)
Luminance	0.0895 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51499D #959D49

analogous

#496B9D #51499D #7B499D

triadic

#51499D #9D5149 #499D51

tetradic

#51499D #9D496B #959D49 #499D7B

square

#51499D #9D496B #959D49 #499D7B

split-complementary

#51499D #9D7B49 #6B9D49

monochromatic

#262249 #3B3673 #51499D #716ABA #9993CD

Accessibility & contrast

On white

7.53

#51499D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.79

#51499D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #51499D

7.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51499D	#FFFFFF	#000000	##FFFFFF
##51499D	1.00	7.53	2.79	7.53
#FFFFFF	7.53	1.00	21.00	1.00
#000000	2.79	21.00	1.00	21.00
##FFFFFF	7.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F57A0

Deuteranopia (green-blind)

#1B529B

Tritanopia (blue-blind)

#375B6C

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #51499d;
/* rgb */ color: rgb(81, 73, 157);
/* oklch */ color: oklch(45.8% 0.132 284.2);

Tailwind

colors: {
  custom: {
    50: '#877cba',
    500: '#51499d',
    950: '#000000',
  },
}

SCSS

$custom: #51499d;
$custom-light: #877cba;
$custom-dark: #000000;

JSON

{
  "hex": "#51499d",
  "rgb": {
    "r": 81,
    "g": 73,
    "b": 157
  },
  "hsl": {
    "h": 245.714,
    "s": 36.522,
    "l": 45.098
  },
  "oklch": {
    "l": 0.45786,
    "c": 0.13191,
    "h": 284.2
  },
  "luminance": 0.08949
}

Semantic roles & 50–950 ramp

primary

#51499D

secondary

#B4B989

accent

#CD5BC2

background

#F8F7FB

surface

#F0EEF6

border

#CBC9D0

text

#0C0912

muted

#7D7B81

Preview Lab

Preview with #51499D

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

Preview Lab → · Contrast checker → · Palette generator →