#577D97#577D97

#577D97 is a mid, muted cyan. Relative luminance 0.189; OKLCH L 57.2% C 0.059 H 239.0°. Best body text is #000000 at 4.79:1 contrast (WCAG AA passes).

Color values

HEX	#577D97
RGB	rgb(87, 125, 151)
HSL	hsl(204, 27%, 47%)
HSV	hsv(204, 42%, 59%)
CMYK	cmyk(42.4%, 17.2%, 0%, 40.8%)
CIE-LAB	lab(50.60, -6.20, -18.19)
CIE-LCH	lch(50.60, 19.22, 251.17°)
OKLab	oklab(57.15% -0.0302 -0.0503)
OKLCH	oklch(57.15% 0.059 239)
XYZ	xyz(16.8481, 18.9268, 32.0376)
Luminance	0.1893 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577D97 #977157

analogous

#579791 #577D97 #575D97

triadic

#577D97 #97577D #7D9757

tetradic

#577D97 #915797 #977157 #5D9757

square

#577D97 #915797 #977157 #5D9757

split-complementary

#577D97 #97575D #979157

monochromatic

#2A3D49 #415D70 #577D97 #799BB2 #A0B8C8

Accessibility & contrast

On white

4.39

#577D97 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.79

#577D97 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #577D97

4.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577D97	#FFFFFF	#000000	##000000
##577D97	1.00	4.39	4.79	4.79
#FFFFFF	4.39	1.00	21.00	21.00
#000000	4.79	21.00	1.00	1.00
##000000	4.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#727C98

Deuteranopia (green-blind)

#697597

Tritanopia (blue-blind)

#3E8485

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #577d97;
/* rgb */ color: rgb(87, 125, 151);
/* oklch */ color: oklch(57.2% 0.059 239.0);

Tailwind

colors: {
  custom: {
    50: '#89a2b5',
    500: '#577d97',
    950: '#000000',
  },
}

SCSS

$custom: #577d97;
$custom-light: #89a2b5;
$custom-dark: #000000;

JSON

{
  "hex": "#577d97",
  "rgb": {
    "r": 87,
    "g": 125,
    "b": 151
  },
  "hsl": {
    "h": 204.375,
    "s": 26.891,
    "l": 46.667
  },
  "oklch": {
    "l": 0.57153,
    "c": 0.05867,
    "h": 239
  },
  "luminance": 0.18928
}

Semantic roles & 50–950 ramp

primary

#577D97

secondary

#B6A294

accent

#8B65C3

background

#F8F9FB

surface

#F0F2F6

border

#CBCCD0

text

#0C0F11

muted

#7D7E80

Preview Lab

Preview with #577D97

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

Preview Lab → · Contrast checker → · Palette generator →