#5158C8#5158C8

#5158C8 is a mid, vivid blue. Relative luminance 0.129; OKLCH L 51.7% C 0.171 H 275.9°. Best body text is #FFFFFF at 5.87:1 contrast (WCAG AA passes).

Color values

HEX	#5158C8
RGB	rgb(81, 88, 200)
HSL	hsl(236, 52%, 55%)
HSV	hsv(236, 60%, 78%)
CMYK	cmyk(59.5%, 56%, 0%, 21.6%)
CIE-LAB	lab(42.61, 30.76, -59.39)
CIE-LCH	lch(42.61, 66.89, 297.38°)
OKLab	oklab(51.74% 0.0177 -0.1704)
OKLCH	oklch(51.74% 0.171 275.9)
XYZ	xyz(17.3050, 12.8976, 56.2100)
Luminance	0.1290 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5158C8 #C8C151

analogous

#5193C8 #5158C8 #8651C8

triadic

#5158C8 #C85158 #58C851

tetradic

#5158C8 #C85193 #C8C151 #51C886

square

#5158C8 #C85193 #C8C151 #51C886

split-complementary

#5158C8 #C88651 #93C851

monochromatic

#262B79 #353CA7 #5158C8 #8085D7 #AEB1E5

Accessibility & contrast

On white

5.87

#5158C8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.58

#5158C8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5158C8

5.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5158C8	#FFFFFF	#000000	##FFFFFF
##5158C8	1.00	5.87	3.58	5.87
#FFFFFF	5.87	1.00	21.00	1.00
#000000	3.58	21.00	1.00	21.00
##FFFFFF	5.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006ACC

Deuteranopia (green-blind)

#0060C6

Tritanopia (blue-blind)

#007287

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #5158c8;
/* rgb */ color: rgb(81, 88, 200);
/* oklch */ color: oklch(51.7% 0.171 275.9);

Tailwind

colors: {
  custom: {
    50: '#8d87d9',
    500: '#5158c8',
    950: '#000000',
  },
}

SCSS

$custom: #5158c8;
$custom-light: #8d87d9;
$custom-dark: #000000;

JSON

{
  "hex": "#5158c8",
  "rgb": {
    "r": 81,
    "g": 88,
    "b": 200
  },
  "hsl": {
    "h": 236.471,
    "s": 51.965,
    "l": 55.098
  },
  "oklch": {
    "l": 0.51742,
    "c": 0.17136,
    "h": 275.9
  },
  "luminance": 0.12899
}

Semantic roles & 50–950 ramp

primary

#5158C8

secondary

#D3D0A1

accent

#D34CDB

background

#F9F8FD

surface

#F1EFFB

border

#CBCAD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #5158C8

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

Preview Lab → · Contrast checker → · Palette generator →