#57658D#57658D

#57658D is a mid, moderate blue. Relative luminance 0.133; OKLCH L 51.2% C 0.066 H 269.2°. Best body text is #FFFFFF at 5.75:1 contrast (WCAG AA passes).

Color values

HEX	#57658D
RGB	rgb(87, 101, 141)
HSL	hsl(224, 24%, 45%)
HSV	hsv(224, 38%, 55%)
CMYK	cmyk(38.3%, 28.4%, 0%, 44.7%)
CIE-LAB	lab(43.15, 5.23, -23.75)
CIE-LCH	lch(43.15, 24.32, 282.41°)
OKLab	oklab(51.17% -0.001 -0.0661)
OKLCH	oklch(51.17% 0.066 269.2)
XYZ	xyz(13.3904, 13.2561, 27.0473)
Luminance	0.1326 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57658D #8D7F57

analogous

#57808D #57658D #64578D

triadic

#57658D #8D5765 #658D57

tetradic

#57658D #8D5780 #8D7F57 #578D64

square

#57658D #8D5780 #8D7F57 #578D64

split-complementary

#57658D #8D6457 #808D57

monochromatic

#282F41 #404A67 #57658D #7684AB #9CA6C2

Accessibility & contrast

On white

5.75

#57658D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.65

#57658D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #57658D

5.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57658D	#FFFFFF	#000000	##FFFFFF
##57658D	1.00	5.75	3.65	5.75
#FFFFFF	5.75	1.00	21.00	1.00
#000000	3.65	21.00	1.00	21.00
##FFFFFF	5.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#58688F

Deuteranopia (green-blind)

#53648C

Tritanopia (blue-blind)

#466D73

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #57658d;
/* rgb */ color: rgb(87, 101, 141);
/* oklch */ color: oklch(51.2% 0.066 269.2);

Tailwind

colors: {
  custom: {
    50: '#8890ae',
    500: '#57658d',
    950: '#000000',
  },
}

SCSS

$custom: #57658d;
$custom-light: #8890ae;
$custom-dark: #000000;

JSON

{
  "hex": "#57658d",
  "rgb": {
    "r": 87,
    "g": 101,
    "b": 141
  },
  "hsl": {
    "h": 224.444,
    "s": 23.684,
    "l": 44.706
  },
  "oklch": {
    "l": 0.51168,
    "c": 0.06608,
    "h": 269.2
  },
  "luminance": 0.13257
}

Semantic roles & 50–950 ramp

primary

#57658D

secondary

#B0A790

accent

#A968C0

background

#F8F8FA

surface

#F0F0F4

border

#CBCBCE

text

#0B0C10

muted

#7C7D7F

Preview Lab

Preview with #57658D

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

Preview Lab → · Contrast checker → · Palette generator →