#57709C#57709C

#57709C is a mid, moderate blue. Relative luminance 0.160; OKLCH L 54.4% C 0.075 H 261.4°. Best body text is #FFFFFF at 5.00:1 contrast (WCAG AA passes).

Color values

HEX	#57709C
RGB	rgb(87, 112, 156)
HSL	hsl(218, 28%, 48%)
HSV	hsv(218, 44%, 61%)
CMYK	cmyk(44.2%, 28.2%, 0%, 38.8%)
CIE-LAB	lab(46.99, 2.96, -26.69)
CIE-LCH	lch(46.99, 26.85, 276.32°)
OKLab	oklab(54.38% -0.0113 -0.0745)
OKLCH	oklch(54.38% 0.075 261.4)
XYZ	xyz(15.7235, 16.0140, 33.7085)
Luminance	0.1601 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57709C #9C8357

analogous

#57929C #57709C #61579C

triadic

#57709C #9C5770 #709C57

tetradic

#57709C #9C5792 #9C8357 #579C61

square

#57709C #9C5792 #9C8357 #579C61

split-complementary

#57709C #9C6157 #929C57

monochromatic

#2B384D #415475 #57709C #7B90B5 #A2B1CB

Accessibility & contrast

On white

5.00

#57709C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.20

#57709C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #57709C

5.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57709C	#FFFFFF	#000000	##FFFFFF
##57709C	1.00	5.00	4.20	5.00
#FFFFFF	5.00	1.00	21.00	1.00
#000000	4.20	21.00	1.00	21.00
##FFFFFF	5.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#60739E

Deuteranopia (green-blind)

#586C9B

Tritanopia (blue-blind)

#3E797F

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #57709c;
/* rgb */ color: rgb(87, 112, 156);
/* oklch */ color: oklch(54.4% 0.075 261.4);

Tailwind

colors: {
  custom: {
    50: '#8998b9',
    500: '#57709c',
    950: '#000000',
  },
}

SCSS

$custom: #57709c;
$custom-light: #8998b9;
$custom-dark: #000000;

JSON

{
  "hex": "#57709c",
  "rgb": {
    "r": 87,
    "g": 112,
    "b": 156
  },
  "hsl": {
    "h": 218.261,
    "s": 28.395,
    "l": 47.647
  },
  "oklch": {
    "l": 0.54385,
    "c": 0.07537,
    "h": 261.4
  },
  "luminance": 0.16015
}

Semantic roles & 50–950 ramp

primary

#57709C

secondary

#B9AC96

accent

#A163C5

background

#F8F9FB

surface

#F0F2F6

border

#CBCCD0

text

#0C0D11

muted

#7D7E80

Preview Lab

Preview with #57709C

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

Preview Lab → · Contrast checker → · Palette generator →