#515CC3#515CC3

#515CC3 is a mid, vivid blue. Relative luminance 0.133; OKLCH L 52.1% C 0.159 H 274.9°. Best body text is #FFFFFF at 5.72:1 contrast (WCAG AA passes).

Color values

HEX	#515CC3
RGB	rgb(81, 92, 195)
HSL	hsl(234, 49%, 54%)
HSV	hsv(234, 58%, 76%)
CMYK	cmyk(58.5%, 52.8%, 0%, 23.5%)
CIE-LAB	lab(43.27, 26.59, -55.42)
CIE-LCH	lch(43.27, 61.47, 295.63°)
OKLab	oklab(52.13% 0.0135 -0.1587)
OKLCH	oklch(52.13% 0.159 274.9)
XYZ	xyz(17.0676, 13.3425, 53.2951)
Luminance	0.1334 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#515CC3 #C3B851

analogous

#5195C3 #515CC3 #7F51C3

triadic

#515CC3 #C3515C #5CC351

tetradic

#515CC3 #C35195 #C3B851 #51C37F

square

#515CC3 #C35195 #C3B851 #51C37F

split-complementary

#515CC3 #C37F51 #95C351

monochromatic

#272F72 #3741A0 #515CC3 #7F87D3 #ACB1E2

Accessibility & contrast

On white

5.72

#515CC3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.67

#515CC3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #515CC3

5.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##515CC3	#FFFFFF	#000000	##FFFFFF
##515CC3	1.00	5.72	3.67	5.72
#FFFFFF	5.72	1.00	21.00	1.00
#000000	3.67	21.00	1.00	21.00
##FFFFFF	5.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F6BC7

Deuteranopia (green-blind)

#0062C1

Tritanopia (blue-blind)

#007486

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #515cc3;
/* rgb */ color: rgb(81, 92, 195);
/* oklch */ color: oklch(52.1% 0.159 274.9);

Tailwind

colors: {
  custom: {
    50: '#8c8ad6',
    500: '#515cc3',
    950: '#000000',
  },
}

SCSS

$custom: #515cc3;
$custom-light: #8c8ad6;
$custom-dark: #000000;

JSON

{
  "hex": "#515cc3",
  "rgb": {
    "r": 81,
    "g": 92,
    "b": 195
  },
  "hsl": {
    "h": 234.211,
    "s": 48.718,
    "l": 54.118
  },
  "oklch": {
    "l": 0.52131,
    "c": 0.15929,
    "h": 274.9
  },
  "luminance": 0.13344
}

Semantic roles & 50–950 ramp

primary

#515CC3

secondary

#D0CBA0

accent

#CB50D8

background

#F9F8FD

surface

#F1F0FA

border

#CBCBD3

text

#0D0B14

muted

#7E7C83

Preview Lab

Preview with #515CC3

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

Preview Lab → · Contrast checker → · Palette generator →