#577389#577389

#577389 is a mid, muted cyan. Relative luminance 0.161; OKLCH L 54.2% C 0.048 H 242.4°. Best body text is #FFFFFF at 4.98:1 contrast (WCAG AA passes).

Color values

HEX	#577389
RGB	rgb(87, 115, 137)
HSL	hsl(206, 22%, 44%)
HSV	hsv(206, 36%, 54%)
CMYK	cmyk(36.5%, 16.1%, 0%, 46.3%)
CIE-LAB	lab(47.10, -4.34, -15.29)
CIE-LCH	lch(47.10, 15.90, 254.15°)
OKLab	oklab(54.21% -0.022 -0.0421)
OKLCH	oklch(54.21% 0.048 242.4)
XYZ	xyz(14.5751, 16.0931, 26.0004)
Luminance	0.1609 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577389 #896D57

analogous

#578986 #577389 #575A89

triadic

#577389 #895773 #738957

tetradic

#577389 #865789 #896D57 #5A8957

square

#577389 #865789 #896D57 #5A8957

split-complementary

#577389 #89575A #898657

monochromatic

#27343E #3F5464 #577389 #7692A8 #9BAFBF

Accessibility & contrast

On white

4.98

#577389 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.22

#577389 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #577389

4.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577389	#FFFFFF	#000000	##FFFFFF
##577389	1.00	4.98	4.22	4.98
#FFFFFF	4.98	1.00	21.00	1.00
#000000	4.22	21.00	1.00	21.00
##FFFFFF	4.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A738A

Deuteranopia (green-blind)

#636D89

Tritanopia (blue-blind)

#46787A

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #577389;
/* rgb */ color: rgb(87, 115, 137);
/* oklch */ color: oklch(54.2% 0.048 242.4);

Tailwind

colors: {
  custom: {
    50: '#889bab',
    500: '#577389',
    950: '#000000',
  },
}

SCSS

$custom: #577389;
$custom-light: #889bab;
$custom-dark: #000000;

JSON

{
  "hex": "#577389",
  "rgb": {
    "r": 87,
    "g": 115,
    "b": 137
  },
  "hsl": {
    "h": 206.4,
    "s": 22.321,
    "l": 43.922
  },
  "oklch": {
    "l": 0.54209,
    "c": 0.04752,
    "h": 242.4
  },
  "luminance": 0.16094
}

Semantic roles & 50–950 ramp

primary

#577389

secondary

#AD9C8F

accent

#8F69BF

background

#F8F9FA

surface

#F0F2F4

border

#CBCCCE

text

#0B0E10

muted

#7C7E7F

Preview Lab

Preview with #577389

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

Preview Lab → · Contrast checker → · Palette generator →