#5159DA#5159DA

#5159DA is a mid, vivid blue. Relative luminance 0.140; OKLCH L 53.3% C 0.194 H 275.0°. Best body text is #FFFFFF at 5.54:1 contrast (WCAG AA passes).

Color values

HEX	#5159DA
RGB	rgb(81, 89, 218)
HSL	hsl(236, 65%, 59%)
HSV	hsv(236, 63%, 85%)
CMYK	cmyk(62.8%, 59.2%, 0%, 14.5%)
CIE-LAB	lab(44.17, 36.14, -67.20)
CIE-LCH	lch(44.17, 76.30, 298.27°)
OKLab	oklab(53.31% 0.0168 -0.1934)
OKLCH	oklch(53.31% 0.194 275)
XYZ	xyz(19.6164, 13.9544, 67.9758)
Luminance	0.1396 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5159DA #DAD251

analogous

#519DDA #5159DA #8D51DA

triadic

#5159DA #DA5159 #59DA51

tetradic

#5159DA #DA519D #DAD251 #51DA8D

square

#5159DA #DA519D #DAD251 #51DA8D

split-complementary

#5159DA #DA8D51 #9DDA51

monochromatic

#1F2692 #2A33C4 #5159DA #8389E5 #B6B9EF

Accessibility & contrast

On white

5.54

#5159DA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.79

#5159DA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5159DA

5.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5159DA	#FFFFFF	#000000	##FFFFFF
##5159DA	1.00	5.54	3.79	5.54
#FFFFFF	5.54	1.00	21.00	1.00
#000000	3.79	21.00	1.00	21.00
##FFFFFF	5.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006FDE

Deuteranopia (green-blind)

#0063D7

Tritanopia (blue-blind)

#007991

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #5159da;
/* rgb */ color: rgb(81, 89, 218);
/* oklch */ color: oklch(53.3% 0.194 275.0);

Tailwind

colors: {
  custom: {
    50: '#9088e6',
    500: '#5159da',
    950: '#000000',
  },
}

SCSS

$custom: #5159da;
$custom-light: #9088e6;
$custom-dark: #000000;

JSON

{
  "hex": "#5159da",
  "rgb": {
    "r": 81,
    "g": 89,
    "b": 218
  },
  "hsl": {
    "h": 236.496,
    "s": 64.929,
    "l": 58.627
  },
  "oklch": {
    "l": 0.53314,
    "c": 0.19411,
    "h": 275
  },
  "luminance": 0.13956
}

Semantic roles & 50–950 ramp

primary

#5159DA

secondary

#DEDBA8

accent

#DE40E8

background

#F9F8FE

surface

#F2EFFC

border

#CCCAD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #5159DA

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

Preview Lab → · Contrast checker → · Palette generator →