#5161CA#5161CA

#5161CA is a mid, vivid blue. Relative luminance 0.146; OKLCH L 53.6% C 0.162 H 273.2°. Best body text is #FFFFFF at 5.37:1 contrast (WCAG AA passes).

Color values

HEX	#5161CA
RGB	rgb(81, 97, 202)
HSL	hsl(232, 53%, 55%)
HSV	hsv(232, 60%, 79%)
CMYK	cmyk(59.9%, 52%, 0%, 20.8%)
CIE-LAB	lab(45.03, 25.80, -56.64)
CIE-LCH	lch(45.03, 62.24, 294.49°)
OKLab	oklab(53.6% 0.0089 -0.1622)
OKLCH	oklch(53.6% 0.162 273.2)
XYZ	xyz(18.3252, 14.5615, 57.7106)
Luminance	0.1456 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5161CA #CABA51

analogous

#519DCA #5161CA #7D51CA

triadic

#5161CA #CA5161 #61CA51

tetradic

#5161CA #CA519D #CABA51 #51CA7D

square

#5161CA #CA519D #CABA51 #51CA7D

split-complementary

#5161CA #CA7D51 #9DCA51

monochromatic

#25317B #3443AA #5161CA #808CD8 #AFB6E7

Accessibility & contrast

On white

5.37

#5161CA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.91

#5161CA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5161CA

5.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5161CA	#FFFFFF	#000000	##FFFFFF
##5161CA	1.00	5.37	3.91	5.37
#FFFFFF	5.37	1.00	21.00	1.00
#000000	3.91	21.00	1.00	21.00
##FFFFFF	5.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2470CE

Deuteranopia (green-blind)

#0065C8

Tritanopia (blue-blind)

#00798C

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #5161ca;
/* rgb */ color: rgb(81, 97, 202);
/* oklch */ color: oklch(53.6% 0.162 273.2);

Tailwind

colors: {
  custom: {
    50: '#8d8ddb',
    500: '#5161ca',
    950: '#000000',
  },
}

SCSS

$custom: #5161ca;
$custom-light: #8d8ddb;
$custom-dark: #000000;

JSON

{
  "hex": "#5161ca",
  "rgb": {
    "r": 81,
    "g": 97,
    "b": 202
  },
  "hsl": {
    "h": 232.066,
    "s": 53.304,
    "l": 55.49
  },
  "oklch": {
    "l": 0.53598,
    "c": 0.16249,
    "h": 273.2
  },
  "luminance": 0.14563
}

Semantic roles & 50–950 ramp

primary

#5161CA

secondary

#D5CEA2

accent

#C94BDD

background

#F9F8FD

surface

#F1F0FB

border

#CBCBD4

text

#0D0C15

muted

#7E7D83

Preview Lab

Preview with #5161CA

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

Preview Lab → · Contrast checker → · Palette generator →