#5161DF#5161DF

#5161DF is a mid, vivid blue. Relative luminance 0.156; OKLCH L 55.1% C 0.191 H 273.0°. Best body text is #FFFFFF at 5.09:1 contrast (WCAG AA passes).

Color values

HEX	#5161DF
RGB	rgb(81, 97, 223)
HSL	hsl(233, 69%, 60%)
HSV	hsv(233, 64%, 87%)
CMYK	cmyk(63.7%, 56.5%, 0%, 12.5%)
CIE-LAB	lab(46.48, 32.89, -66.29)
CIE-LCH	lch(46.48, 74.00, 296.39°)
OKLab	oklab(55.15% 0.0099 -0.1906)
OKLCH	oklch(55.15% 0.191 273)
XYZ	xyz(20.9829, 15.6246, 71.7078)
Luminance	0.1563 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5161DF #DFCF51

analogous

#51A8DF #5161DF #8851DF

triadic

#5161DF #DF5161 #61DF51

tetradic

#5161DF #DF51A8 #DFCF51 #51DF88

square

#5161DF #DF51A8 #DFCF51 #51DF88

split-complementary

#5161DF #DF8851 #A8DF51

monochromatic

#1C2A99 #2639CD #5161DF #8590E9 #B8BFF2

Accessibility & contrast

On white

5.09

#5161DF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.13

#5161DF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5161DF

5.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5161DF	#FFFFFF	#000000	##FFFFFF
##5161DF	1.00	5.09	4.13	5.09
#FFFFFF	5.09	1.00	21.00	1.00
#000000	4.13	21.00	1.00	21.00
##FFFFFF	5.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0075E3

Deuteranopia (green-blind)

#0068DC

Tritanopia (blue-blind)

#007F97

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #5161df;
/* rgb */ color: rgb(81, 97, 223);
/* oklch */ color: oklch(55.1% 0.191 273.0);

Tailwind

colors: {
  custom: {
    50: '#908dea',
    500: '#5161df',
    950: '#000000',
  },
}

SCSS

$custom: #5161df;
$custom-light: #908dea;
$custom-dark: #000000;

JSON

{
  "hex": "#5161df",
  "rgb": {
    "r": 81,
    "g": 97,
    "b": 223
  },
  "hsl": {
    "h": 233.239,
    "s": 68.932,
    "l": 59.608
  },
  "oklch": {
    "l": 0.55146,
    "c": 0.19089,
    "h": 273
  },
  "luminance": 0.15626
}

Semantic roles & 50–950 ramp

primary

#5161DF

secondary

#E1DBAA

accent

#D83CEC

background

#F9F8FE

surface

#F2F0FD

border

#CCCBD5

text

#0E0C16

muted

#7E7D84

Preview Lab

Preview with #5161DF

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

Preview Lab → · Contrast checker → · Palette generator →