#515FC2#515FC2

#515FC2 is a mid, vivid blue. Relative luminance 0.138; OKLCH L 52.6% C 0.154 H 273.8°. Best body text is #FFFFFF at 5.58:1 contrast (WCAG AA passes).

Color values

HEX	#515FC2
RGB	rgb(81, 95, 194)
HSL	hsl(233, 48%, 54%)
HSV	hsv(233, 58%, 76%)
CMYK	cmyk(58.2%, 51%, 0%, 23.9%)
CIE-LAB	lab(43.98, 24.37, -53.70)
CIE-LCH	lch(43.98, 58.97, 294.41°)
OKLab	oklab(52.64% 0.0103 -0.1536)
OKLCH	oklch(52.64% 0.154 273.8)
XYZ	xyz(17.2200, 13.8275, 52.7900)
Luminance	0.1383 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#515FC2 #C2B451

analogous

#5198C2 #515FC2 #7C51C2

triadic

#515FC2 #C2515F #5FC251

tetradic

#515FC2 #C25198 #C2B451 #51C27C

square

#515FC2 #C25198 #C2B451 #51C27C

split-complementary

#515FC2 #C27C51 #98C251

monochromatic

#283171 #37449E #515FC2 #7E89D2 #ACB2E2

Accessibility & contrast

On white

5.58

#515FC2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.77

#515FC2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #515FC2

5.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##515FC2	#FFFFFF	#000000	##FFFFFF
##515FC2	1.00	5.58	3.77	5.58
#FFFFFF	5.58	1.00	21.00	1.00
#000000	3.77	21.00	1.00	21.00
##FFFFFF	5.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#296DC6

Deuteranopia (green-blind)

#1163C0

Tritanopia (blue-blind)

#007687

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #515fc2;
/* rgb */ color: rgb(81, 95, 194);
/* oklch */ color: oklch(52.6% 0.154 273.8);

Tailwind

colors: {
  custom: {
    50: '#8b8cd5',
    500: '#515fc2',
    950: '#000000',
  },
}

SCSS

$custom: #515fc2;
$custom-light: #8b8cd5;
$custom-dark: #000000;

JSON

{
  "hex": "#515fc2",
  "rgb": {
    "r": 81,
    "g": 95,
    "b": 194
  },
  "hsl": {
    "h": 232.566,
    "s": 48.085,
    "l": 53.922
  },
  "oklch": {
    "l": 0.52644,
    "c": 0.15397,
    "h": 273.8
  },
  "luminance": 0.13829
}

Semantic roles & 50–950 ramp

primary

#515FC2

secondary

#D0CA9F

accent

#C750D8

background

#F9F8FD

surface

#F1F0FA

border

#CBCBD3

text

#0D0C14

muted

#7E7D83

Preview Lab

Preview with #515FC2

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

Preview Lab → · Contrast checker → · Palette generator →