#5158D4#5158D4

#5158D4 is a mid, vivid blue. Relative luminance 0.135; OKLCH L 52.7% C 0.187 H 275.4°. Best body text is #FFFFFF at 5.68:1 contrast (WCAG AA passes).

Color values

HEX	#5158D4
RGB	rgb(81, 88, 212)
HSL	hsl(237, 60%, 57%)
HSV	hsv(237, 62%, 83%)
CMYK	cmyk(61.8%, 58.5%, 0%, 16.9%)
CIE-LAB	lab(43.48, 34.76, -64.89)
CIE-LCH	lch(43.48, 73.61, 298.18°)
OKLab	oklab(52.66% 0.0178 -0.1866)
OKLCH	oklch(52.66% 0.187 275.4)
XYZ	xyz(18.7628, 13.4807, 63.8879)
Luminance	0.1348 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5158D4 #D4CD51

analogous

#5199D4 #5158D4 #8C51D4

triadic

#5158D4 #D45158 #58D451

tetradic

#5158D4 #D45199 #D4CD51 #51D48C

square

#5158D4 #D45199 #D4CD51 #51D48C

split-complementary

#5158D4 #D48C51 #99D451

monochromatic

#222789 #2E35BA #5158D4 #8287E0 #B3B6EC

Accessibility & contrast

On white

5.68

#5158D4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.70

#5158D4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5158D4

5.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5158D4	#FFFFFF	#000000	##FFFFFF
##5158D4	1.00	5.68	3.70	5.68
#FFFFFF	5.68	1.00	21.00	1.00
#000000	3.70	21.00	1.00	21.00
##FFFFFF	5.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006DD8

Deuteranopia (green-blind)

#0061D2

Tritanopia (blue-blind)

#00768D

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #5158d4;
/* rgb */ color: rgb(81, 88, 212);
/* oklch */ color: oklch(52.7% 0.187 275.4);

Tailwind

colors: {
  custom: {
    50: '#8f87e2',
    500: '#5158d4',
    950: '#000000',
  },
}

SCSS

$custom: #5158d4;
$custom-light: #8f87e2;
$custom-dark: #000000;

JSON

{
  "hex": "#5158d4",
  "rgb": {
    "r": 81,
    "g": 88,
    "b": 212
  },
  "hsl": {
    "h": 236.794,
    "s": 60.369,
    "l": 57.451
  },
  "oklch": {
    "l": 0.52664,
    "c": 0.18745,
    "h": 275.4
  },
  "luminance": 0.13482
}

Semantic roles & 50–950 ramp

primary

#5158D4

secondary

#DBD8A6

accent

#DB44E4

background

#F9F8FE

surface

#F2EFFC

border

#CCCAD5

text

#0E0B15

muted

#7E7C84

Preview Lab

Preview with #5158D4

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

Preview Lab → · Contrast checker → · Palette generator →