#5159DC#5159DC

#5159DC is a mid, vivid blue. Relative luminance 0.141; OKLCH L 53.5% C 0.197 H 274.9°. Best body text is #FFFFFF at 5.51:1 contrast (WCAG AA passes).

Color values

HEX	#5159DC
RGB	rgb(81, 89, 220)
HSL	hsl(237, 67%, 59%)
HSV	hsv(237, 63%, 86%)
CMYK	cmyk(63.2%, 59.5%, 0%, 13.7%)
CIE-LAB	lab(44.32, 36.80, -68.09)
CIE-LCH	lch(44.32, 77.40, 298.39°)
OKLab	oklab(53.47% 0.0168 -0.196)
OKLCH	oklch(53.47% 0.197 274.9)
XYZ	xyz(19.8797, 14.0597, 69.3624)
Luminance	0.1406 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5159DC #DCD451

analogous

#519FDC #5159DC #8F51DC

triadic

#5159DC #DC5159 #59DC51

tetradic

#5159DC #DC519F #DCD451 #51DC8F

square

#5159DC #DC519F #DCD451 #51DC8F

split-complementary

#5159DC #DC8F51 #9FDC51

monochromatic

#1E2595 #2831C8 #5159DC #848AE6 #B7BAF0

Accessibility & contrast

On white

5.51

#5159DC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.81

#5159DC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5159DC

5.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5159DC	#FFFFFF	#000000	##FFFFFF
##5159DC	1.00	5.51	3.81	5.51
#FFFFFF	5.51	1.00	21.00	1.00
#000000	3.81	21.00	1.00	21.00
##FFFFFF	5.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006FE0

Deuteranopia (green-blind)

#0063D9

Tritanopia (blue-blind)

#007992

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #5159dc;
/* rgb */ color: rgb(81, 89, 220);
/* oklch */ color: oklch(53.5% 0.197 274.9);

Tailwind

colors: {
  custom: {
    50: '#9088e8',
    500: '#5159dc',
    950: '#000000',
  },
}

SCSS

$custom: #5159dc;
$custom-light: #9088e8;
$custom-dark: #000000;

JSON

{
  "hex": "#5159dc",
  "rgb": {
    "r": 81,
    "g": 89,
    "b": 220
  },
  "hsl": {
    "h": 236.547,
    "s": 66.507,
    "l": 59.02
  },
  "oklch": {
    "l": 0.53473,
    "c": 0.19673,
    "h": 274.9
  },
  "luminance": 0.14061
}

Semantic roles & 50–950 ramp

primary

#5159DC

secondary

#E0DDA9

accent

#E03EE9

background

#F9F8FE

surface

#F2EFFD

border

#CCCAD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #5159DC

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

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