#57748B#57748B

#57748B is a mid, muted cyan. Relative luminance 0.164; OKLCH L 54.5% C 0.049 H 242.7°. Best body text is #FFFFFF at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#57748B
RGB	rgb(87, 116, 139)
HSL	hsl(207, 23%, 44%)
HSV	hsv(207, 37%, 55%)
CMYK	cmyk(37.4%, 16.5%, 0%, 45.5%)
CIE-LAB	lab(47.47, -4.37, -15.91)
CIE-LCH	lch(47.47, 16.50, 254.64°)
OKLab	oklab(54.53% -0.0226 -0.0438)
OKLCH	oklch(54.53% 0.049 242.7)
XYZ	xyz(14.8346, 16.3803, 26.8011)
Luminance	0.1638 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57748B #8B6E57

analogous

#578B88 #57748B #575A8B

triadic

#57748B #8B5774 #748B57

tetradic

#57748B #88578B #8B6E57 #5A8B57

square

#57748B #88578B #8B6E57 #5A8B57

split-complementary

#57748B #8B575A #8B8857

monochromatic

#283540 #3F5565 #57748B #7693A9 #9CB0C1

Accessibility & contrast

On white

4.91

#57748B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.28

#57748B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #57748B

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57748B	#FFFFFF	#000000	##FFFFFF
##57748B	1.00	4.91	4.28	4.91
#FFFFFF	4.91	1.00	21.00	1.00
#000000	4.28	21.00	1.00	21.00
##FFFFFF	4.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A748C

Deuteranopia (green-blind)

#646E8B

Tritanopia (blue-blind)

#457A7B

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #57748b;
/* rgb */ color: rgb(87, 116, 139);
/* oklch */ color: oklch(54.5% 0.049 242.7);

Tailwind

colors: {
  custom: {
    50: '#889cad',
    500: '#57748b',
    950: '#000000',
  },
}

SCSS

$custom: #57748b;
$custom-light: #889cad;
$custom-dark: #000000;

JSON

{
  "hex": "#57748b",
  "rgb": {
    "r": 87,
    "g": 116,
    "b": 139
  },
  "hsl": {
    "h": 206.538,
    "s": 23.009,
    "l": 44.314
  },
  "oklch": {
    "l": 0.54529,
    "c": 0.04934,
    "h": 242.7
  },
  "luminance": 0.16381
}

Semantic roles & 50–950 ramp

primary

#57748B

secondary

#AE9D8F

accent

#8F68BF

background

#F8F9FA

surface

#F0F2F4

border

#CBCCCE

text

#0B0E10

muted

#7C7E7F

Preview Lab

Preview with #57748B

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

Preview Lab → · Contrast checker → · Palette generator →