#515FD7#515FD7

#515FD7 is a mid, vivid blue. Relative luminance 0.148; OKLCH L 54.2% C 0.183 H 273.6°. Best body text is #FFFFFF at 5.29:1 contrast (WCAG AA passes).

Color values

HEX	#515FD7
RGB	rgb(81, 95, 215)
HSL	hsl(234, 63%, 58%)
HSV	hsv(234, 62%, 84%)
CMYK	cmyk(62.3%, 55.8%, 0%, 15.7%)
CIE-LAB	lab(45.41, 31.43, -63.46)
CIE-LCH	lch(45.41, 70.82, 296.35°)
OKLab	oklab(54.17% 0.0115 -0.1824)
OKLCH	oklch(54.17% 0.183 273.6)
XYZ	xyz(19.7472, 14.8384, 66.1003)
Luminance	0.1484 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#515FD7 #D7C951

analogous

#51A2D7 #515FD7 #8651D7

triadic

#515FD7 #D7515F #5FD751

tetradic

#515FD7 #D751A2 #D7C951 #51D786

square

#515FD7 #D751A2 #D7C951 #51D786

split-complementary

#515FD7 #D78651 #A2D751

monochromatic

#202C8D #2C3BBF #515FD7 #838DE2 #B5BBEE

Accessibility & contrast

On white

5.29

#515FD7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.97

#515FD7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #515FD7

5.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##515FD7	#FFFFFF	#000000	##FFFFFF
##515FD7	1.00	5.29	3.97	5.29
#FFFFFF	5.29	1.00	21.00	1.00
#000000	3.97	21.00	1.00	21.00
##FFFFFF	5.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0072DB

Deuteranopia (green-blind)

#0066D5

Tritanopia (blue-blind)

#007C92

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #515fd7;
/* rgb */ color: rgb(81, 95, 215);
/* oklch */ color: oklch(54.2% 0.183 273.6);

Tailwind

colors: {
  custom: {
    50: '#8f8ce4',
    500: '#515fd7',
    950: '#000000',
  },
}

SCSS

$custom: #515fd7;
$custom-light: #8f8ce4;
$custom-dark: #000000;

JSON

{
  "hex": "#515fd7",
  "rgb": {
    "r": 81,
    "g": 95,
    "b": 215
  },
  "hsl": {
    "h": 233.731,
    "s": 62.617,
    "l": 58.039
  },
  "oklch": {
    "l": 0.5417,
    "c": 0.18271,
    "h": 273.6
  },
  "luminance": 0.1484
}

Semantic roles & 50–950 ramp

primary

#515FD7

secondary

#DDD7A7

accent

#D542E6

background

#F9F8FE

surface

#F2F0FC

border

#CCCBD5

text

#0E0C16

muted

#7E7D84

Preview Lab

Preview with #515FD7

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

Preview Lab → · Contrast checker → · Palette generator →