#5158E8#5158E8

#5158E8 is a mid, highly saturated blue. Relative luminance 0.146; OKLCH L 54.3% C 0.213 H 274.6°. Best body text is #FFFFFF at 5.37:1 contrast (WCAG AA passes).

Color values

HEX	#5158E8
RGB	rgb(81, 88, 232)
HSL	hsl(237, 77%, 61%)
HSV	hsv(237, 65%, 91%)
CMYK	cmyk(65.1%, 62.1%, 0%, 9%)
CIE-LAB	lab(45.02, 41.39, -73.76)
CIE-LCH	lch(45.02, 84.58, 299.30°)
OKLab	oklab(54.28% 0.0171 -0.2127)
OKLCH	oklch(54.28% 0.213 274.6)
XYZ	xyz(21.4437, 14.5531, 78.0073)
Luminance	0.1456 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5158E8 #E8E151

analogous

#51A3E8 #5158E8 #9651E8

triadic

#5158E8 #E85158 #58E851

tetradic

#5158E8 #E851A3 #E8E151 #51E896

square

#5158E8 #E851A3 #E8E151 #51E896

split-complementary

#5158E8 #E89651 #A3E851

monochromatic

#161DA8 #1D26DE #5158E8 #878CEF #BDC0F6

Accessibility & contrast

On white

5.37

#5158E8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.91

#5158E8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5158E8

5.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5158E8	#FFFFFF	#000000	##FFFFFF
##5158E8	1.00	5.37	3.91	5.37
#FFFFFF	5.37	1.00	21.00	1.00
#000000	3.91	21.00	1.00	21.00
##FFFFFF	5.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0071ED

Deuteranopia (green-blind)

#0064E5

Tritanopia (blue-blind)

#007D98

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #5158e8;
/* rgb */ color: rgb(81, 88, 232);
/* oklch */ color: oklch(54.3% 0.213 274.6);

Tailwind

colors: {
  custom: {
    50: '#9287f0',
    500: '#5158e8',
    950: '#000000',
  },
}

SCSS

$custom: #5158e8;
$custom-light: #9287f0;
$custom-dark: #000000;

JSON

{
  "hex": "#5158e8",
  "rgb": {
    "r": 81,
    "g": 88,
    "b": 232
  },
  "hsl": {
    "h": 237.219,
    "s": 76.65,
    "l": 61.373
  },
  "oklch": {
    "l": 0.54277,
    "c": 0.21336,
    "h": 274.6
  },
  "luminance": 0.14555
}

Semantic roles & 50–950 ramp

primary

#5158E8

secondary

#E7E4AE

accent

#CF0DD9

background

#F9F8FE

surface

#F2EFFD

border

#CCCAD5

text

#0E0B17

muted

#7E7C85

Preview Lab

Preview with #5158E8

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

Preview Lab → · Contrast checker → · Palette generator →