#5158D7#5158D7

#5158D7 is a mid, vivid blue. Relative luminance 0.136; OKLCH L 52.9% C 0.191 H 275.3°. Best body text is #FFFFFF at 5.63:1 contrast (WCAG AA passes).

Color values

HEX	#5158D7
RGB	rgb(81, 88, 215)
HSL	hsl(237, 63%, 58%)
HSV	hsv(237, 62%, 84%)
CMYK	cmyk(62.3%, 59.1%, 0%, 15.7%)
CIE-LAB	lab(43.70, 35.76, -66.24)
CIE-LCH	lch(43.70, 75.27, 298.36°)
OKLab	oklab(52.9% 0.0178 -0.1906)
OKLCH	oklch(52.9% 0.191 275.3)
XYZ	xyz(19.1448, 13.6335, 65.8994)
Luminance	0.1363 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5158D7 #D7D051

analogous

#519BD7 #5158D7 #8D51D7

triadic

#5158D7 #D75158 #58D751

tetradic

#5158D7 #D7519B #D7D051 #51D78D

square

#5158D7 #D7519B #D7D051 #51D78D

split-complementary

#5158D7 #D78D51 #9BD751

monochromatic

#20268D #2C34BF #5158D7 #8388E2 #B5B8EE

Accessibility & contrast

On white

5.63

#5158D7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.73

#5158D7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5158D7

5.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5158D7	#FFFFFF	#000000	##FFFFFF
##5158D7	1.00	5.63	3.73	5.63
#FFFFFF	5.63	1.00	21.00	1.00
#000000	3.73	21.00	1.00	21.00
##FFFFFF	5.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006DDB

Deuteranopia (green-blind)

#0062D4

Tritanopia (blue-blind)

#00778F

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #5158d7;
/* rgb */ color: rgb(81, 88, 215);
/* oklch */ color: oklch(52.9% 0.191 275.3);

Tailwind

colors: {
  custom: {
    50: '#8f87e4',
    500: '#5158d7',
    950: '#000000',
  },
}

SCSS

$custom: #5158d7;
$custom-light: #8f87e4;
$custom-dark: #000000;

JSON

{
  "hex": "#5158d7",
  "rgb": {
    "r": 81,
    "g": 88,
    "b": 215
  },
  "hsl": {
    "h": 236.866,
    "s": 62.617,
    "l": 58.039
  },
  "oklch": {
    "l": 0.529,
    "c": 0.19141,
    "h": 275.3
  },
  "luminance": 0.13635
}

Semantic roles & 50–950 ramp

primary

#5158D7

secondary

#DDDAA7

accent

#DD42E6

background

#F9F8FE

surface

#F2EFFC

border

#CCCAD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #5158D7

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

Preview Lab → · Contrast checker → · Palette generator →