#5161CD#5161CD

#5161CD is a mid, vivid blue. Relative luminance 0.147; OKLCH L 53.8% C 0.167 H 273.1°. Best body text is #FFFFFF at 5.33:1 contrast (WCAG AA passes).

Color values

HEX	#5161CD
RGB	rgb(81, 97, 205)
HSL	hsl(232, 55%, 56%)
HSV	hsv(232, 60%, 80%)
CMYK	cmyk(60.5%, 52.7%, 0%, 19.6%)
CIE-LAB	lab(45.23, 26.81, -58.04)
CIE-LCH	lch(45.23, 63.93, 294.79°)
OKLab	oklab(53.81% 0.0092 -0.1664)
OKLCH	oklch(53.81% 0.167 273.1)
XYZ	xyz(18.6838, 14.7050, 59.5995)
Luminance	0.1471 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5161CD #CDBD51

analogous

#519FCD #5161CD #7F51CD

triadic

#5161CD #CD5161 #61CD51

tetradic

#5161CD #CD519F #CDBD51 #51CD7F

square

#5161CD #CD519F #CDBD51 #51CD7F

split-complementary

#5161CD #CD7F51 #9FCD51

monochromatic

#25307F #3242AF #5161CD #818CDB #B0B7E8

Accessibility & contrast

On white

5.33

#5161CD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.94

#5161CD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5161CD

5.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5161CD	#FFFFFF	#000000	##FFFFFF
##5161CD	1.00	5.33	3.94	5.33
#FFFFFF	5.33	1.00	21.00	1.00
#000000	3.94	21.00	1.00	21.00
##FFFFFF	5.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E71D1

Deuteranopia (green-blind)

#0066CB

Tritanopia (blue-blind)

#007A8E

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #5161cd;
/* rgb */ color: rgb(81, 97, 205);
/* oklch */ color: oklch(53.8% 0.167 273.1);

Tailwind

colors: {
  custom: {
    50: '#8d8ddd',
    500: '#5161cd',
    950: '#000000',
  },
}

SCSS

$custom: #5161cd;
$custom-light: #8d8ddd;
$custom-dark: #000000;

JSON

{
  "hex": "#5161cd",
  "rgb": {
    "r": 81,
    "g": 97,
    "b": 205
  },
  "hsl": {
    "h": 232.258,
    "s": 55.357,
    "l": 56.078
  },
  "oklch": {
    "l": 0.53813,
    "c": 0.16662,
    "h": 273.1
  },
  "luminance": 0.14706
}

Semantic roles & 50–950 ramp

primary

#5161CD

secondary

#D7D0A3

accent

#CB49DF

background

#F9F8FD

surface

#F1F0FB

border

#CBCBD4

text

#0D0C15

muted

#7E7D83

Preview Lab

Preview with #5161CD

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

Preview Lab → · Contrast checker → · Palette generator →