#5155E6#5155E6

#5155E6 is a mid, highly saturated blue. Relative luminance 0.140; OKLCH L 53.6% C 0.214 H 275.2°. Best body text is #FFFFFF at 5.54:1 contrast (WCAG AA passes).

Color values

HEX	#5155E6
RGB	rgb(81, 85, 230)
HSL	hsl(238, 75%, 61%)
HSV	hsv(238, 65%, 90%)
CMYK	cmyk(64.8%, 63%, 0%, 9.8%)
CIE-LAB	lab(44.17, 42.52, -74.01)
CIE-LCH	lch(44.17, 85.35, 299.88°)
OKLab	oklab(53.61% 0.0196 -0.2134)
OKLCH	oklch(53.61% 0.214 275.2)
XYZ	xyz(20.9201, 13.9577, 76.4392)
Luminance	0.1396 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5155E6 #E6E251

analogous

#519FE6 #5155E6 #9751E6

triadic

#5155E6 #E65155 #55E651

tetradic

#5155E6 #E6519F #E6E251 #51E697

square

#5155E6 #E6519F #E6E251 #51E697

split-complementary

#5155E6 #E69751 #9FE651

monochromatic

#181BA5 #1F24DA #5155E6 #8789EE #BCBEF5

Accessibility & contrast

On white

5.54

#5155E6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.79

#5155E6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5155E6

5.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5155E6	#FFFFFF	#000000	##FFFFFF
##5155E6	1.00	5.54	3.79	5.54
#FFFFFF	5.54	1.00	21.00	1.00
#000000	3.79	21.00	1.00	21.00
##FFFFFF	5.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006FEB

Deuteranopia (green-blind)

#0062E3

Tritanopia (blue-blind)

#007A96

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #5155e6;
/* rgb */ color: rgb(81, 85, 230);
/* oklch */ color: oklch(53.6% 0.214 275.2);

Tailwind

colors: {
  custom: {
    50: '#9285ef',
    500: '#5155e6',
    950: '#000000',
  },
}

SCSS

$custom: #5155e6;
$custom-light: #9285ef;
$custom-dark: #000000;

JSON

{
  "hex": "#5155e6",
  "rgb": {
    "r": 81,
    "g": 85,
    "b": 230
  },
  "hsl": {
    "h": 238.389,
    "s": 74.874,
    "l": 60.98
  },
  "oklch": {
    "l": 0.53609,
    "c": 0.2143,
    "h": 275.2
  },
  "luminance": 0.1396
}

Semantic roles & 50–950 ramp

primary

#5155E6

secondary

#E5E4AD

accent

#D20ED7

background

#F9F8FE

surface

#F2EFFD

border

#CCCAD5

text

#0E0B17

muted

#7E7C85

Preview Lab

Preview with #5155E6

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

Preview Lab → · Contrast checker → · Palette generator →