#5159A3#5159A3

#5159A3 is a mid, moderate blue. Relative luminance 0.115; OKLCH L 49.4% C 0.118 H 276.5°. Best body text is #FFFFFF at 6.35:1 contrast (WCAG AA passes).

Color values

HEX	#5159A3
RGB	rgb(81, 89, 163)
HSL	hsl(234, 34%, 48%)
HSV	hsv(234, 50%, 64%)
CMYK	cmyk(50.3%, 45.4%, 0%, 36.1%)
CIE-LAB	lab(40.47, 17.94, -41.13)
CIE-LCH	lch(40.47, 44.87, 293.57°)
OKLab	oklab(49.36% 0.0134 -0.1167)
OKLCH	oklch(49.36% 0.118 276.5)
XYZ	xyz(13.5745, 11.5376, 36.1549)
Luminance	0.1154 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5159A3 #A39B51

analogous

#5182A3 #5159A3 #7251A3

triadic

#5159A3 #A35159 #59A351

tetradic

#5159A3 #A35182 #A39B51 #51A372

square

#5159A3 #A35182 #A39B51 #51A372

split-complementary

#5159A3 #A37251 #82A351

monochromatic

#282C51 #3D437A #5159A3 #767DBB #9FA4CF

Accessibility & contrast

On white

6.35

#5159A3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.31

#5159A3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5159A3

6.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5159A3	#FFFFFF	#000000	##FFFFFF
##5159A3	1.00	6.35	3.31	6.35
#FFFFFF	6.35	1.00	21.00	1.00
#000000	3.31	21.00	1.00	21.00
##FFFFFF	6.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A63A6

Deuteranopia (green-blind)

#335CA1

Tritanopia (blue-blind)

#316976

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #5159a3;
/* rgb */ color: rgb(81, 89, 163);
/* oklch */ color: oklch(49.4% 0.118 276.5);

Tailwind

colors: {
  custom: {
    50: '#8787bf',
    500: '#5159a3',
    950: '#000000',
  },
}

SCSS

$custom: #5159a3;
$custom-light: #8787bf;
$custom-dark: #000000;

JSON

{
  "hex": "#5159a3",
  "rgb": {
    "r": 81,
    "g": 89,
    "b": 163
  },
  "hsl": {
    "h": 234.146,
    "s": 33.607,
    "l": 47.843
  },
  "oklch": {
    "l": 0.49365,
    "c": 0.11752,
    "h": 276.5
  },
  "luminance": 0.11538
}

Semantic roles & 50–950 ramp

primary

#5159A3

secondary

#BCB893

accent

#BF5ECA

background

#F8F8FB

surface

#F0EFF7

border

#CBCAD0

text

#0C0B12

muted

#7D7C81

Preview Lab

Preview with #5159A3

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

Preview Lab → · Contrast checker → · Palette generator →