#577997#577997

#577997 is a mid, moderate cyan. Relative luminance 0.179; OKLCH L 56.2% C 0.061 H 245.8°. Best body text is #000000 at 4.59:1 contrast (WCAG AA passes).

Color values

HEX	#577997
RGB	rgb(87, 121, 151)
HSL	hsl(208, 27%, 47%)
HSV	hsv(208, 42%, 59%)
CMYK	cmyk(42.4%, 19.9%, 0%, 40.8%)
CIE-LAB	lab(49.42, -3.88, -20.01)
CIE-LCH	lch(49.42, 20.38, 259.02°)
OKLab	oklab(56.22% -0.0249 -0.0554)
OKLCH	oklch(56.22% 0.061 245.8)
XYZ	xyz(16.3519, 17.9344, 31.8722)
Luminance	0.1794 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577997 #977557

analogous

#579795 #577997 #575997

triadic

#577997 #975779 #799757

tetradic

#577997 #955797 #977557 #599757

square

#577997 #955797 #977557 #599757

split-complementary

#577997 #975759 #979557

monochromatic

#2A3B49 #415A70 #577997 #7997B2 #A0B5C8

Accessibility & contrast

On white

4.58

#577997 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.59

#577997 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #577997

4.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577997	#FFFFFF	#000000	##000000
##577997	1.00	4.58	4.59	4.59
#FFFFFF	4.58	1.00	21.00	21.00
#000000	4.59	21.00	1.00	1.00
##000000	4.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D7998

Deuteranopia (green-blind)

#657396

Tritanopia (blue-blind)

#3F8083

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #577997;
/* rgb */ color: rgb(87, 121, 151);
/* oklch */ color: oklch(56.2% 0.061 245.8);

Tailwind

colors: {
  custom: {
    50: '#899fb5',
    500: '#577997',
    950: '#000000',
  },
}

SCSS

$custom: #577997;
$custom-light: #899fb5;
$custom-dark: #000000;

JSON

{
  "hex": "#577997",
  "rgb": {
    "r": 87,
    "g": 121,
    "b": 151
  },
  "hsl": {
    "h": 208.125,
    "s": 26.891,
    "l": 46.667
  },
  "oklch": {
    "l": 0.56217,
    "c": 0.06076,
    "h": 245.8
  },
  "luminance": 0.17935
}

Semantic roles & 50–950 ramp

primary

#577997

secondary

#B6A494

accent

#9165C3

background

#F8F9FB

surface

#F0F2F6

border

#CBCCD0

text

#0C0E11

muted

#7D7E80

Preview Lab

Preview with #577997

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

Preview Lab → · Contrast checker → · Palette generator →