#5161D5#5161D5

#5161D5 is a mid, vivid blue. Relative luminance 0.151; OKLCH L 54.4% C 0.178 H 273.1°. Best body text is #FFFFFF at 5.22:1 contrast (WCAG AA passes).

Color values

HEX	#5161D5
RGB	rgb(81, 97, 213)
HSL	hsl(233, 61%, 58%)
HSV	hsv(233, 62%, 84%)
CMYK	cmyk(62%, 54.5%, 0%, 16.5%)
CIE-LAB	lab(45.77, 29.51, -61.74)
CIE-LCH	lch(45.77, 68.43, 295.55°)
OKLab	oklab(54.4% 0.0096 -0.1772)
OKLCH	oklch(54.4% 0.178 273.1)
XYZ	xyz(19.6743, 15.1012, 64.8159)
Luminance	0.1510 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5161D5 #D5C551

analogous

#51A3D5 #5161D5 #8351D5

triadic

#5161D5 #D55161 #61D551

tetradic

#5161D5 #D551A3 #D5C551 #51D583

square

#5161D5 #D551A3 #D5C551 #51D583

split-complementary

#5161D5 #D58351 #A3D551

monochromatic

#212E8A #2D3FBC #5161D5 #828EE1 #B4BBED

Accessibility & contrast

On white

5.22

#5161D5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.02

#5161D5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5161D5

5.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5161D5	#FFFFFF	#000000	##FFFFFF
##5161D5	1.00	5.22	4.02	5.22
#FFFFFF	5.22	1.00	21.00	1.00
#000000	4.02	21.00	1.00	21.00
##FFFFFF	5.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0772D9

Deuteranopia (green-blind)

#0067D3

Tritanopia (blue-blind)

#007C91

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #5161d5;
/* rgb */ color: rgb(81, 97, 213);
/* oklch */ color: oklch(54.4% 0.178 273.1);

Tailwind

colors: {
  custom: {
    50: '#8e8de3',
    500: '#5161d5',
    950: '#000000',
  },
}

SCSS

$custom: #5161d5;
$custom-light: #8e8de3;
$custom-dark: #000000;

JSON

{
  "hex": "#5161d5",
  "rgb": {
    "r": 81,
    "g": 97,
    "b": 213
  },
  "hsl": {
    "h": 232.727,
    "s": 61.111,
    "l": 57.647
  },
  "oklch": {
    "l": 0.54395,
    "c": 0.17751,
    "h": 273.1
  },
  "luminance": 0.15103
}

Semantic roles & 50–950 ramp

primary

#5161D5

secondary

#DBD5A6

accent

#D144E4

background

#F9F8FE

surface

#F2F0FC

border

#CCCBD5

text

#0D0C15

muted

#7E7D84

Preview Lab

Preview with #5161D5

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

Preview Lab → · Contrast checker → · Palette generator →