#577D86#577D86

#577D86 is a mid, muted cyan. Relative luminance 0.184; OKLCH L 56.5% C 0.045 H 214.1°. Best body text is #000000 at 4.68:1 contrast (WCAG AA passes).

Color values

HEX	#577D86
RGB	rgb(87, 125, 134)
HSL	hsl(191, 21%, 43%)
HSV	hsv(191, 35%, 53%)
CMYK	cmyk(35.1%, 6.7%, 0%, 47.5%)
CIE-LAB	lab(49.99, -10.90, -9.15)
CIE-LCH	lch(49.99, 14.23, 220.00°)
OKLab	oklab(56.47% -0.037 -0.025)
OKLCH	oklch(56.47% 0.045 214.1)
XYZ	xyz(15.5657, 18.4138, 25.2837)
Luminance	0.1842 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577D86 #866057

analogous

#578677 #577D86 #576586

triadic

#577D86 #86577D #7D8657

tetradic

#577D86 #775786 #866057 #658657

square

#577D86 #775786 #866057 #658657

split-complementary

#577D86 #865765 #867757

monochromatic

#27383C #3F5A61 #577D86 #759CA5 #9AB7BD

Accessibility & contrast

On white

4.48

#577D86 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.68

#577D86 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #577D86

4.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577D86	#FFFFFF	#000000	##000000
##577D86	1.00	4.48	4.68	4.68
#FFFFFF	4.48	1.00	21.00	21.00
#000000	4.68	21.00	1.00	1.00
##000000	4.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#767A87

Deuteranopia (green-blind)

#6E7486

Tritanopia (blue-blind)

#468180

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #577d86;
/* rgb */ color: rgb(87, 125, 134);
/* oklch */ color: oklch(56.5% 0.045 214.1);

Tailwind

colors: {
  custom: {
    50: '#88a2a9',
    500: '#577d86',
    950: '#000000',
  },
}

SCSS

$custom: #577d86;
$custom-light: #88a2a9;
$custom-dark: #000000;

JSON

{
  "hex": "#577d86",
  "rgb": {
    "r": 87,
    "g": 125,
    "b": 134
  },
  "hsl": {
    "h": 191.489,
    "s": 21.267,
    "l": 43.333
  },
  "oklch": {
    "l": 0.5647,
    "c": 0.0447,
    "h": 214.1
  },
  "luminance": 0.18415
}

Semantic roles & 50–950 ramp

primary

#577D86

secondary

#AB938E

accent

#7A6ABE

background

#F8FAFA

surface

#F0F3F4

border

#CBCDCE

text

#0B0F0F

muted

#7C7F7F

Preview Lab

Preview with #577D86

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

Preview Lab → · Contrast checker → · Palette generator →