#577C96#577C96

#577C96 is a mid, muted cyan. Relative luminance 0.186; OKLCH L 56.9% C 0.058 H 239.7°. Best body text is #000000 at 4.73:1 contrast (WCAG AA passes).

Color values

HEX	#577C96
RGB	rgb(87, 124, 150)
HSL	hsl(205, 27%, 46%)
HSV	hsv(205, 42%, 59%)
CMYK	cmyk(42%, 17.3%, 0%, 41.2%)
CIE-LAB	lab(50.27, -5.91, -18.12)
CIE-LCH	lch(50.27, 19.06, 251.93°)
OKLab	oklab(56.88% -0.0293 -0.0501)
OKLCH	oklch(56.88% 0.058 239.7)
XYZ	xyz(16.6413, 18.6425, 31.5697)
Luminance	0.1864 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577C96 #967157

analogous

#579691 #577C96 #575D96

triadic

#577C96 #96577C #7C9657

tetradic

#577C96 #915796 #967157 #5D9657

square

#577C96 #915796 #967157 #5D9657

split-complementary

#577C96 #96575D #969157

monochromatic

#2A3C49 #415C6F #577C96 #799AB1 #A0B7C8

Accessibility & contrast

On white

4.44

#577C96 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.73

#577C96 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #577C96

4.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577C96	#FFFFFF	#000000	##000000
##577C96	1.00	4.44	4.73	4.73
#FFFFFF	4.44	1.00	21.00	21.00
#000000	4.73	21.00	1.00	1.00
##000000	4.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#717B97

Deuteranopia (green-blind)

#687596

Tritanopia (blue-blind)

#3F8384

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #577c96;
/* rgb */ color: rgb(87, 124, 150);
/* oklch */ color: oklch(56.9% 0.058 239.7);

Tailwind

colors: {
  custom: {
    50: '#89a1b5',
    500: '#577c96',
    950: '#000000',
  },
}

SCSS

$custom: #577c96;
$custom-light: #89a1b5;
$custom-dark: #000000;

JSON

{
  "hex": "#577c96",
  "rgb": {
    "r": 87,
    "g": 124,
    "b": 150
  },
  "hsl": {
    "h": 204.762,
    "s": 26.582,
    "l": 46.471
  },
  "oklch": {
    "l": 0.56875,
    "c": 0.05802,
    "h": 239.7
  },
  "luminance": 0.18644
}

Semantic roles & 50–950 ramp

primary

#577C96

secondary

#B5A194

accent

#8C65C3

background

#F8F9FB

surface

#F0F2F6

border

#CBCCD0

text

#0C0F11

muted

#7D7E80

Preview Lab

Preview with #577C96

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

Preview Lab → · Contrast checker → · Palette generator →