#515CA5#515CA5

#515CA5 is a mid, moderate blue. Relative luminance 0.121; OKLCH L 50.1% C 0.116 H 275.0°. Best body text is #FFFFFF at 6.13:1 contrast (WCAG AA passes).

Color values

HEX	#515CA5
RGB	rgb(81, 92, 165)
HSL	hsl(232, 34%, 48%)
HSV	hsv(232, 51%, 65%)
CMYK	cmyk(50.9%, 44.2%, 0%, 35.3%)
CIE-LAB	lab(41.41, 16.68, -40.83)
CIE-LCH	lch(41.41, 44.11, 292.23°)
OKLab	oklab(50.11% 0.01 -0.1158)
OKLCH	oklch(50.11% 0.116 275)
XYZ	xyz(14.0099, 12.1194, 37.1911)
Luminance	0.1212 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#515CA5 #A59A51

analogous

#5186A5 #515CA5 #7051A5

triadic

#515CA5 #A5515C #5CA551

tetradic

#515CA5 #A55186 #A59A51 #51A570

square

#515CA5 #A55186 #A59A51 #51A570

split-complementary

#515CA5 #A57051 #86A551

monochromatic

#292E53 #3D457C #515CA5 #7780BC #A0A6D0

Accessibility & contrast

On white

6.13

#515CA5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.42

#515CA5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #515CA5

6.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##515CA5	#FFFFFF	#000000	##FFFFFF
##515CA5	1.00	6.13	3.42	6.13
#FFFFFF	6.13	1.00	21.00	1.00
#000000	3.42	21.00	1.00	21.00
##FFFFFF	6.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E65A8

Deuteranopia (green-blind)

#365EA3

Tritanopia (blue-blind)

#2E6C78

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #515ca5;
/* rgb */ color: rgb(81, 92, 165);
/* oklch */ color: oklch(50.1% 0.116 275.0);

Tailwind

colors: {
  custom: {
    50: '#878ac0',
    500: '#515ca5',
    950: '#000000',
  },
}

SCSS

$custom: #515ca5;
$custom-light: #878ac0;
$custom-dark: #000000;

JSON

{
  "hex": "#515ca5",
  "rgb": {
    "r": 81,
    "g": 92,
    "b": 165
  },
  "hsl": {
    "h": 232.143,
    "s": 34.146,
    "l": 48.235
  },
  "oklch": {
    "l": 0.50114,
    "c": 0.11628,
    "h": 275
  },
  "luminance": 0.1212
}

Semantic roles & 50–950 ramp

primary

#515CA5

secondary

#BDB894

accent

#BC5ECA

background

#F8F8FB

surface

#F0F0F7

border

#CBCBD0

text

#0C0B12

muted

#7D7C81

Preview Lab

Preview with #515CA5

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

Preview Lab → · Contrast checker → · Palette generator →