#515768#515768

#515768 is a mid, muted blue. Relative luminance 0.096; OKLCH L 45.8% C 0.029 H 269.9°. Best body text is #FFFFFF at 7.21:1 contrast (WCAG AA passes).

Color values

HEX	#515768
RGB	rgb(81, 87, 104)
HSL	hsl(224, 12%, 36%)
HSV	hsv(224, 22%, 41%)
CMYK	cmyk(22.1%, 16.3%, 0%, 59.2%)
CIE-LAB	lab(37.05, 1.73, -10.55)
CIE-LCH	lch(37.05, 10.69, 279.33°)
OKLab	oklab(45.79% 0 -0.0287)
OKLCH	oklch(45.79% 0.029 269.9)
XYZ	xyz(9.2996, 9.5650, 14.4503)
Luminance	0.0956 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#515768 #686251

analogous

#516368 #515768 #575168

triadic

#515768 #685157 #576851

tetradic

#515768 #685163 #686251 #516857

square

#515768 #685163 #686251 #516857

split-complementary

#515768 #685751 #636851

monochromatic

#1B1D23 #363A46 #515768 #6C748A #8D94A6

Accessibility & contrast

On white

7.21

#515768 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.91

#515768 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #515768

7.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##515768	#FFFFFF	#000000	##FFFFFF
##515768	1.00	7.21	2.91	7.21
#FFFFFF	7.21	1.00	21.00	1.00
#000000	2.91	21.00	1.00	21.00
##FFFFFF	7.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#525869

Deuteranopia (green-blind)

#505668

Tritanopia (blue-blind)

#4B5A5D

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #515768;
/* rgb */ color: rgb(81, 87, 104);
/* oklch */ color: oklch(45.8% 0.029 269.9);

Tailwind

colors: {
  custom: {
    50: '#828693',
    500: '#515768',
    950: '#000000',
  },
}

SCSS

$custom: #515768;
$custom-light: #828693;
$custom-dark: #000000;

JSON

{
  "hex": "#515768",
  "rgb": {
    "r": 81,
    "g": 87,
    "b": 104
  },
  "hsl": {
    "h": 224.348,
    "s": 12.432,
    "l": 36.275
  },
  "oklch": {
    "l": 0.45791,
    "c": 0.02875,
    "h": 269.9
  },
  "luminance": 0.09565
}

Semantic roles & 50–950 ramp

primary

#515768

secondary

#958F80

accent

#A472B5

background

#F7F8F9

surface

#EEEFF1

border

#C9CACB

text

#0A0B0D

muted

#7C7C7E

Preview Lab

Preview with #515768

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

Preview Lab → · Contrast checker → · Palette generator →