#5161CE#5161CE

#5161CE is a mid, vivid blue. Relative luminance 0.148; OKLCH L 53.9% C 0.168 H 273.1°. Best body text is #FFFFFF at 5.32:1 contrast (WCAG AA passes).

Color values

HEX	#5161CE
RGB	rgb(81, 97, 206)
HSL	hsl(232, 56%, 56%)
HSV	hsv(232, 61%, 81%)
CMYK	cmyk(60.7%, 52.9%, 0%, 19.2%)
CIE-LAB	lab(45.29, 27.15, -58.50)
CIE-LCH	lch(45.29, 64.50, 294.89°)
OKLab	oklab(53.88% 0.0092 -0.1677)
OKLCH	oklch(53.88% 0.168 273.1)
XYZ	xyz(18.8049, 14.7534, 60.2373)
Luminance	0.1475 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5161CE #CEBE51

analogous

#51A0CE #5161CE #8051CE

triadic

#5161CE #CE5161 #61CE51

tetradic

#5161CE #CE51A0 #CEBE51 #51CE80

square

#5161CE #CE51A0 #CEBE51 #51CE80

split-complementary

#5161CE #CE8051 #A0CE51

monochromatic

#243080 #3242B0 #5161CE #818CDB #B1B8E9

Accessibility & contrast

On white

5.32

#5161CE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.95

#5161CE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5161CE

5.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5161CE	#FFFFFF	#000000	##FFFFFF
##5161CE	1.00	5.32	3.95	5.32
#FFFFFF	5.32	1.00	21.00	1.00
#000000	3.95	21.00	1.00	21.00
##FFFFFF	5.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C71D2

Deuteranopia (green-blind)

#0066CC

Tritanopia (blue-blind)

#007A8E

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #5161ce;
/* rgb */ color: rgb(81, 97, 206);
/* oklch */ color: oklch(53.9% 0.168 273.1);

Tailwind

colors: {
  custom: {
    50: '#8d8dde',
    500: '#5161ce',
    950: '#000000',
  },
}

SCSS

$custom: #5161ce;
$custom-light: #8d8dde;
$custom-dark: #000000;

JSON

{
  "hex": "#5161ce",
  "rgb": {
    "r": 81,
    "g": 97,
    "b": 206
  },
  "hsl": {
    "h": 232.32,
    "s": 56.054,
    "l": 56.275
  },
  "oklch": {
    "l": 0.53884,
    "c": 0.16799,
    "h": 273.1
  },
  "luminance": 0.14755
}

Semantic roles & 50–950 ramp

primary

#5161CE

secondary

#D7D1A4

accent

#CC48DF

background

#F9F8FD

surface

#F1F0FB

border

#CBCBD4

text

#0D0C15

muted

#7E7D83

Preview Lab

Preview with #5161CE

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

Preview Lab → · Contrast checker → · Palette generator →