#5156D7#5156D7

#5156D7 is a mid, vivid blue. Relative luminance 0.133; OKLCH L 52.5% C 0.194 H 275.8°. Best body text is #FFFFFF at 5.73:1 contrast (WCAG AA passes).

Color values

HEX	#5156D7
RGB	rgb(81, 86, 215)
HSL	hsl(238, 63%, 58%)
HSV	hsv(238, 62%, 84%)
CMYK	cmyk(62.3%, 60%, 0%, 15.7%)
CIE-LAB	lab(43.23, 36.98, -67.02)
CIE-LCH	lch(43.23, 76.54, 298.89°)
OKLab	oklab(52.55% 0.0195 -0.1929)
OKLCH	oklch(52.55% 0.194 275.8)
XYZ	xyz(18.9829, 13.3097, 65.8455)
Luminance	0.1331 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5156D7 #D7D251

analogous

#5199D7 #5156D7 #8F51D7

triadic

#5156D7 #D75156 #56D751

tetradic

#5156D7 #D75199 #D7D251 #51D78F

square

#5156D7 #D75199 #D7D251 #51D78F

split-complementary

#5156D7 #D78F51 #99D751

monochromatic

#20258D #2C31BF #5156D7 #8386E2 #B5B7EE

Accessibility & contrast

On white

5.73

#5156D7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.66

#5156D7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5156D7

5.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5156D7	#FFFFFF	#000000	##FFFFFF
##5156D7	1.00	5.73	3.66	5.73
#FFFFFF	5.73	1.00	21.00	1.00
#000000	3.66	21.00	1.00	21.00
##FFFFFF	5.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006CDB

Deuteranopia (green-blind)

#0060D4

Tritanopia (blue-blind)

#00768E

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #5156d7;
/* rgb */ color: rgb(81, 86, 215);
/* oklch */ color: oklch(52.5% 0.194 275.8);

Tailwind

colors: {
  custom: {
    50: '#8f86e4',
    500: '#5156d7',
    950: '#000000',
  },
}

SCSS

$custom: #5156d7;
$custom-light: #8f86e4;
$custom-dark: #000000;

JSON

{
  "hex": "#5156d7",
  "rgb": {
    "r": 81,
    "g": 86,
    "b": 215
  },
  "hsl": {
    "h": 237.761,
    "s": 62.617,
    "l": 58.039
  },
  "oklch": {
    "l": 0.52548,
    "c": 0.19385,
    "h": 275.8
  },
  "luminance": 0.13311
}

Semantic roles & 50–950 ramp

primary

#5156D7

secondary

#DDDBA7

accent

#E042E6

background

#F9F8FE

surface

#F2EFFC

border

#CCCAD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #5156D7

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

Preview Lab → · Contrast checker → · Palette generator →