#515BE6#515BE6

#515BE6 is a mid, highly saturated blue. Relative luminance 0.149; OKLCH L 54.6% C 0.207 H 274.1°. Best body text is #FFFFFF at 5.26:1 contrast (WCAG AA passes).

Color values

HEX	#515BE6
RGB	rgb(81, 91, 230)
HSL	hsl(236, 75%, 61%)
HSV	hsv(236, 65%, 90%)
CMYK	cmyk(64.8%, 60.4%, 0%, 9.8%)
CIE-LAB	lab(45.56, 38.91, -71.75)
CIE-LCH	lch(45.56, 81.62, 298.47°)
OKLab	oklab(54.63% 0.0149 -0.2067)
OKLCH	oklch(54.63% 0.207 274.1)
XYZ	xyz(21.4126, 14.9428, 76.6034)
Luminance	0.1494 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#515BE6 #E6DC51

analogous

#51A5E6 #515BE6 #9151E6

triadic

#515BE6 #E6515B #5BE651

tetradic

#515BE6 #E651A5 #E6DC51 #51E691

square

#515BE6 #E651A5 #E6DC51 #51E691

split-complementary

#515BE6 #E69151 #A5E651

monochromatic

#1821A5 #1F2CDA #515BE6 #878DEE #BCC0F5

Accessibility & contrast

On white

5.26

#515BE6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.99

#515BE6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #515BE6

5.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##515BE6	#FFFFFF	#000000	##FFFFFF
##515BE6	1.00	5.26	3.99	5.26
#FFFFFF	5.26	1.00	21.00	1.00
#000000	3.99	21.00	1.00	21.00
##FFFFFF	5.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0073EB

Deuteranopia (green-blind)

#0065E3

Tritanopia (blue-blind)

#007E98

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #515be6;
/* rgb */ color: rgb(81, 91, 230);
/* oklch */ color: oklch(54.6% 0.207 274.1);

Tailwind

colors: {
  custom: {
    50: '#9289ef',
    500: '#515be6',
    950: '#000000',
  },
}

SCSS

$custom: #515be6;
$custom-light: #9289ef;
$custom-dark: #000000;

JSON

{
  "hex": "#515be6",
  "rgb": {
    "r": 81,
    "g": 91,
    "b": 230
  },
  "hsl": {
    "h": 235.973,
    "s": 74.874,
    "l": 60.98
  },
  "oklch": {
    "l": 0.54625,
    "c": 0.20727,
    "h": 274.1
  },
  "luminance": 0.14945
}

Semantic roles & 50–950 ramp

primary

#515BE6

secondary

#E5E2AD

accent

#CA0ED7

background

#F9F8FE

surface

#F2F0FD

border

#CCCBD5

text

#0E0B17

muted

#7E7C85

Preview Lab

Preview with #515BE6

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

Preview Lab → · Contrast checker → · Palette generator →