#5161BE#5161BE

#5161BE is a mid, vivid blue. Relative luminance 0.140; OKLCH L 52.8% C 0.146 H 273.1°. Best body text is #FFFFFF at 5.52:1 contrast (WCAG AA passes).

Color values

HEX	#5161BE
RGB	rgb(81, 97, 190)
HSL	hsl(231, 46%, 53%)
HSV	hsv(231, 57%, 75%)
CMYK	cmyk(57.4%, 48.9%, 0%, 25.5%)
CIE-LAB	lab(44.25, 21.77, -50.94)
CIE-LCH	lch(44.25, 55.40, 293.14°)
OKLab	oklab(52.77% 0.0078 -0.1455)
OKLCH	oklch(52.77% 0.146 273.1)
XYZ	xyz(16.9593, 14.0152, 50.5167)
Luminance	0.1402 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5161BE #BEAE51

analogous

#5197BE #5161BE #7751BE

triadic

#5161BE #BE5161 #61BE51

tetradic

#5161BE #BE5197 #BEAE51 #51BE77

square

#5161BE #BE5197 #BEAE51 #51BE77

split-complementary

#5161BE #BE7751 #97BE51

monochromatic

#28326C #394799 #5161BE #7E89CF #AAB2DF

Accessibility & contrast

On white

5.52

#5161BE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.80

#5161BE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5161BE

5.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5161BE	#FFFFFF	#000000	##FFFFFF
##5161BE	1.00	5.52	3.80	5.52
#FFFFFF	5.52	1.00	21.00	1.00
#000000	3.80	21.00	1.00	21.00
##FFFFFF	5.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#336EC1

Deuteranopia (green-blind)

#2264BC

Tritanopia (blue-blind)

#077686

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #5161be;
/* rgb */ color: rgb(81, 97, 190);
/* oklch */ color: oklch(52.8% 0.146 273.1);

Tailwind

colors: {
  custom: {
    50: '#8b8dd2',
    500: '#5161be',
    950: '#000000',
  },
}

SCSS

$custom: #5161be;
$custom-light: #8b8dd2;
$custom-dark: #000000;

JSON

{
  "hex": "#5161be",
  "rgb": {
    "r": 81,
    "g": 97,
    "b": 190
  },
  "hsl": {
    "h": 231.193,
    "s": 45.607,
    "l": 53.137
  },
  "oklch": {
    "l": 0.52767,
    "c": 0.1457,
    "h": 273.1
  },
  "luminance": 0.14016
}

Semantic roles & 50–950 ramp

primary

#5161BE

secondary

#CDC69E

accent

#C253D5

background

#F8F8FD

surface

#F0F0FA

border

#CBCBD3

text

#0D0C14

muted

#7D7D83

Preview Lab

Preview with #5161BE

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

Preview Lab → · Contrast checker → · Palette generator →