#51549A#51549A

#51549A is a mid, moderate blue. Relative luminance 0.104; OKLCH L 47.8% C 0.111 H 279.4°. Best body text is #FFFFFF at 6.81:1 contrast (WCAG AA passes).

Color values

HEX	#51549A
RGB	rgb(81, 84, 154)
HSL	hsl(238, 31%, 46%)
HSV	hsv(238, 47%, 60%)
CMYK	cmyk(47.4%, 45.5%, 0%, 39.6%)
CIE-LAB	lab(38.59, 18.25, -38.75)
CIE-LCH	lch(38.59, 42.83, 295.22°)
OKLab	oklab(47.76% 0.0183 -0.1098)
OKLCH	oklch(47.76% 0.111 279.4)
XYZ	xyz(12.3946, 10.4224, 31.9242)
Luminance	0.1042 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51549A #9A9751

analogous

#51789A #51549A #72519A

triadic

#51549A #9A5154 #549A51

tetradic

#51549A #9A5178 #9A9751 #519A72

square

#51549A #9A5178 #9A9751 #519A72

split-complementary

#51549A #9A7251 #789A51

monochromatic

#27284A #3C3E72 #51549A #7376B5 #9B9DCA

Accessibility & contrast

On white

6.81

#51549A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.08

#51549A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #51549A

6.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51549A	#FFFFFF	#000000	##FFFFFF
##51549A	1.00	6.81	3.08	6.81
#FFFFFF	6.81	1.00	21.00	1.00
#000000	3.08	21.00	1.00	21.00
##FFFFFF	6.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#385E9D

Deuteranopia (green-blind)

#335898

Tritanopia (blue-blind)

#37636F

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #51549a;
/* rgb */ color: rgb(81, 84, 154);
/* oklch */ color: oklch(47.8% 0.111 279.4);

Tailwind

colors: {
  custom: {
    50: '#8684b8',
    500: '#51549a',
    950: '#000000',
  },
}

SCSS

$custom: #51549a;
$custom-light: #8684b8;
$custom-dark: #000000;

JSON

{
  "hex": "#51549a",
  "rgb": {
    "r": 81,
    "g": 84,
    "b": 154
  },
  "hsl": {
    "h": 237.534,
    "s": 31.064,
    "l": 46.078
  },
  "oklch": {
    "l": 0.47764,
    "c": 0.11131,
    "h": 279.4
  },
  "luminance": 0.10423
}

Semantic roles & 50–950 ramp

primary

#51549A

secondary

#B7B68F

accent

#C361C7

background

#F8F8FB

surface

#F0EFF6

border

#CBCAD0

text

#0B0A11

muted

#7C7C80

Preview Lab

Preview with #51549A

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

Preview Lab → · Contrast checker → · Palette generator →