#515784#515784

#515784 is a mid, moderate blue. Relative luminance 0.102; OKLCH L 47.1% C 0.073 H 277.4°. Best body text is #FFFFFF at 6.89:1 contrast (WCAG AA passes).

Color values

HEX	#515784
RGB	rgb(81, 87, 132)
HSL	hsl(233, 24%, 42%)
HSV	hsv(233, 39%, 52%)
CMYK	cmyk(38.6%, 34.1%, 0%, 48.2%)
CIE-LAB	lab(38.25, 9.55, -25.95)
CIE-LCH	lch(38.25, 27.65, 290.20°)
OKLab	oklab(47.12% 0.0094 -0.0725)
OKLCH	oklch(47.12% 0.073 277.4)
XYZ	xyz(10.9652, 10.2312, 23.2224)
Luminance	0.1023 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#515784 #847E51

analogous

#517184 #515784 #655184

triadic

#515784 #845157 #578451

tetradic

#515784 #845171 #847E51 #518465

square

#515784 #845171 #847E51 #518465

split-complementary

#515784 #846551 #718451

monochromatic

#222538 #3A3E5E #515784 #6D74A5 #9398BD

Accessibility & contrast

On white

6.89

#515784 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.05

#515784 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #515784

6.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##515784	#FFFFFF	#000000	##FFFFFF
##515784	1.00	6.89	3.05	6.89
#FFFFFF	6.89	1.00	21.00	1.00
#000000	3.05	21.00	1.00	21.00
##FFFFFF	6.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#485C86

Deuteranopia (green-blind)

#455883

Tritanopia (blue-blind)

#426067

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #515784;
/* rgb */ color: rgb(81, 87, 132);
/* oklch */ color: oklch(47.1% 0.073 277.4);

Tailwind

colors: {
  custom: {
    50: '#8486a8',
    500: '#515784',
    950: '#000000',
  },
}

SCSS

$custom: #515784;
$custom-light: #8486a8;
$custom-dark: #000000;

JSON

{
  "hex": "#515784",
  "rgb": {
    "r": 81,
    "g": 87,
    "b": 132
  },
  "hsl": {
    "h": 232.941,
    "s": 23.944,
    "l": 41.765
  },
  "oklch": {
    "l": 0.47124,
    "c": 0.07314,
    "h": 277.4
  },
  "luminance": 0.10232
}

Semantic roles & 50–950 ramp

primary

#515784

secondary

#AAA687

accent

#B667C0

background

#F8F8FA

surface

#EFEFF4

border

#CACACE

text

#0B0B0F

muted

#7C7C7F

Preview Lab

Preview with #515784

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

Preview Lab → · Contrast checker → · Palette generator →