#515FD2#515FD2

#515FD2 is a mid, vivid blue. Relative luminance 0.146; OKLCH L 53.8% C 0.176 H 273.7°. Best body text is #FFFFFF at 5.36:1 contrast (WCAG AA passes).

Color values

HEX	#515FD2
RGB	rgb(81, 95, 210)
HSL	hsl(233, 59%, 57%)
HSV	hsv(233, 61%, 82%)
CMYK	cmyk(61.4%, 54.8%, 0%, 17.6%)
CIE-LAB	lab(45.06, 29.75, -61.17)
CIE-LCH	lch(45.06, 68.02, 295.93°)
OKLab	oklab(53.8% 0.0113 -0.1756)
OKLCH	oklch(53.8% 0.176 273.7)
XYZ	xyz(19.1146, 14.5853, 62.7682)
Luminance	0.1459 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#515FD2 #D2C451

analogous

#51A0D2 #515FD2 #8351D2

triadic

#515FD2 #D2515F #5FD251

tetradic

#515FD2 #D251A0 #D2C451 #51D283

square

#515FD2 #D251A0 #D2C451 #51D283

split-complementary

#515FD2 #D28351 #A0D251

monochromatic

#232D86 #2F3EB7 #515FD2 #828CDF #B2B8EB

Accessibility & contrast

On white

5.36

#515FD2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.92

#515FD2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #515FD2

5.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##515FD2	#FFFFFF	#000000	##FFFFFF
##515FD2	1.00	5.36	3.92	5.36
#FFFFFF	5.36	1.00	21.00	1.00
#000000	3.92	21.00	1.00	21.00
##FFFFFF	5.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0370D6

Deuteranopia (green-blind)

#0065D0

Tritanopia (blue-blind)

#007A8F

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #515fd2;
/* rgb */ color: rgb(81, 95, 210);
/* oklch */ color: oklch(53.8% 0.176 273.7);

Tailwind

colors: {
  custom: {
    50: '#8e8ce1',
    500: '#515fd2',
    950: '#000000',
  },
}

SCSS

$custom: #515fd2;
$custom-light: #8e8ce1;
$custom-dark: #000000;

JSON

{
  "hex": "#515fd2",
  "rgb": {
    "r": 81,
    "g": 95,
    "b": 210
  },
  "hsl": {
    "h": 233.488,
    "s": 58.904,
    "l": 57.059
  },
  "oklch": {
    "l": 0.53796,
    "c": 0.17599,
    "h": 273.7
  },
  "luminance": 0.14587
}

Semantic roles & 50–950 ramp

primary

#515FD2

secondary

#DAD4A5

accent

#D146E2

background

#F9F8FD

surface

#F2F0FB

border

#CCCBD4

text

#0D0C15

muted

#7E7D83

Preview Lab

Preview with #515FD2

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

Preview Lab → · Contrast checker → · Palette generator →