#515FC0#515FC0

#515FC0 is a mid, vivid blue. Relative luminance 0.137; OKLCH L 52.5% C 0.151 H 273.8°. Best body text is #FFFFFF at 5.60:1 contrast (WCAG AA passes).

Color values

HEX	#515FC0
RGB	rgb(81, 95, 192)
HSL	hsl(232, 47%, 54%)
HSV	hsv(232, 58%, 75%)
CMYK	cmyk(57.8%, 50.5%, 0%, 24.7%)
CIE-LAB	lab(43.86, 23.70, -52.75)
CIE-LCH	lch(43.86, 57.82, 294.19°)
OKLab	oklab(52.51% 0.0101 -0.1508)
OKLCH	oklch(52.51% 0.151 273.8)
XYZ	xyz(16.9969, 13.7383, 51.6150)
Luminance	0.1374 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#515FC0 #C0B251

analogous

#5196C0 #515FC0 #7A51C0

triadic

#515FC0 #C0515F #5FC051

tetradic

#515FC0 #C05196 #C0B251 #51C07A

square

#515FC0 #C05196 #C0B251 #51C07A

split-complementary

#515FC0 #C07A51 #96C051

monochromatic

#28316F #38459B #515FC0 #7E88D0 #ABB2E1

Accessibility & contrast

On white

5.60

#515FC0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.75

#515FC0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #515FC0

5.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##515FC0	#FFFFFF	#000000	##FFFFFF
##515FC0	1.00	5.60	3.75	5.60
#FFFFFF	5.60	1.00	21.00	1.00
#000000	3.75	21.00	1.00	21.00
##FFFFFF	5.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C6DC3

Deuteranopia (green-blind)

#1763BE

Tritanopia (blue-blind)

#017586

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #515fc0;
/* rgb */ color: rgb(81, 95, 192);
/* oklch */ color: oklch(52.5% 0.151 273.8);

Tailwind

colors: {
  custom: {
    50: '#8b8cd4',
    500: '#515fc0',
    950: '#000000',
  },
}

SCSS

$custom: #515fc0;
$custom-light: #8b8cd4;
$custom-dark: #000000;

JSON

{
  "hex": "#515fc0",
  "rgb": {
    "r": 81,
    "g": 95,
    "b": 192
  },
  "hsl": {
    "h": 232.432,
    "s": 46.835,
    "l": 53.529
  },
  "oklch": {
    "l": 0.52505,
    "c": 0.15116,
    "h": 273.8
  },
  "luminance": 0.1374
}

Semantic roles & 50–950 ramp

primary

#515FC0

secondary

#CEC89F

accent

#C651D6

background

#F9F8FD

surface

#F1F0FA

border

#CBCBD3

text

#0D0C14

muted

#7E7D83

Preview Lab

Preview with #515FC0

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

Preview Lab → · Contrast checker → · Palette generator →