#5158D3#5158D3

#5158D3 is a mid, vivid blue. Relative luminance 0.134; OKLCH L 52.6% C 0.186 H 275.5°. Best body text is #FFFFFF at 5.70:1 contrast (WCAG AA passes).

Color values

HEX	#5158D3
RGB	rgb(81, 88, 211)
HSL	hsl(237, 60%, 57%)
HSV	hsv(237, 62%, 83%)
CMYK	cmyk(61.6%, 58.3%, 0%, 17.3%)
CIE-LAB	lab(43.40, 34.43, -64.43)
CIE-LCH	lch(43.40, 73.05, 298.11°)
OKLab	oklab(52.59% 0.0178 -0.1853)
OKLCH	oklch(52.59% 0.186 275.5)
XYZ	xyz(18.6371, 13.4304, 63.2256)
Luminance	0.1343 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5158D3 #D3CC51

analogous

#5199D3 #5158D3 #8B51D3

triadic

#5158D3 #D35158 #58D351

tetradic

#5158D3 #D35199 #D3CC51 #51D38B

square

#5158D3 #D35199 #D3CC51 #51D38B

split-complementary

#5158D3 #D38B51 #99D351

monochromatic

#222887 #2F36B8 #5158D3 #8287DF #B3B6EC

Accessibility & contrast

On white

5.70

#5158D3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.69

#5158D3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5158D3

5.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5158D3	#FFFFFF	#000000	##FFFFFF
##5158D3	1.00	5.70	3.69	5.70
#FFFFFF	5.70	1.00	21.00	1.00
#000000	3.69	21.00	1.00	21.00
##FFFFFF	5.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006CD7

Deuteranopia (green-blind)

#0061D1

Tritanopia (blue-blind)

#00768D

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #5158d3;
/* rgb */ color: rgb(81, 88, 211);
/* oklch */ color: oklch(52.6% 0.186 275.5);

Tailwind

colors: {
  custom: {
    50: '#8f87e1',
    500: '#5158d3',
    950: '#000000',
  },
}

SCSS

$custom: #5158d3;
$custom-light: #8f87e1;
$custom-dark: #000000;

JSON

{
  "hex": "#5158d3",
  "rgb": {
    "r": 81,
    "g": 88,
    "b": 211
  },
  "hsl": {
    "h": 236.769,
    "s": 59.633,
    "l": 57.255
  },
  "oklch": {
    "l": 0.52585,
    "c": 0.18612,
    "h": 275.5
  },
  "luminance": 0.13432
}

Semantic roles & 50–950 ramp

primary

#5158D3

secondary

#DAD7A6

accent

#DA45E3

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0E0B15

muted

#7E7C83

Preview Lab

Preview with #5158D3

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

Preview Lab → · Contrast checker → · Palette generator →