#577786#577786

#577786 is a mid, muted cyan. Relative luminance 0.169; OKLCH L 55.0% C 0.043 H 228.5°. Best body text is #FFFFFF at 4.79:1 contrast (WCAG AA passes).

Color values

HEX	#577786
RGB	rgb(87, 119, 134)
HSL	hsl(199, 21%, 43%)
HSV	hsv(199, 35%, 53%)
CMYK	cmyk(35.1%, 11.2%, 0%, 47.5%)
CIE-LAB	lab(48.18, -7.49, -11.87)
CIE-LCH	lch(48.18, 14.03, 237.75°)
OKLab	oklab(55.03% -0.0288 -0.0325)
OKLCH	oklch(55.03% 0.043 228.5)
XYZ	xyz(14.8290, 16.9403, 25.0381)
Luminance	0.1694 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577786 #866657

analogous

#57867D #577786 #575F86

triadic

#577786 #865777 #778657

tetradic

#577786 #7D5786 #866657 #5F8657

square

#577786 #7D5786 #866657 #5F8657

split-complementary

#577786 #86575F #867D57

monochromatic

#27353C #3F5661 #577786 #7596A5 #9AB2BD

Accessibility & contrast

On white

4.79

#577786 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.39

#577786 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #577786

4.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577786	#FFFFFF	#000000	##FFFFFF
##577786	1.00	4.79	4.39	4.79
#FFFFFF	4.79	1.00	21.00	1.00
#000000	4.39	21.00	1.00	21.00
##FFFFFF	4.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F7687

Deuteranopia (green-blind)

#687086

Tritanopia (blue-blind)

#477B7C

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #577786;
/* rgb */ color: rgb(87, 119, 134);
/* oklch */ color: oklch(55.0% 0.043 228.5);

Tailwind

colors: {
  custom: {
    50: '#889ea9',
    500: '#577786',
    950: '#000000',
  },
}

SCSS

$custom: #577786;
$custom-light: #889ea9;
$custom-dark: #000000;

JSON

{
  "hex": "#577786",
  "rgb": {
    "r": 87,
    "g": 119,
    "b": 134
  },
  "hsl": {
    "h": 199.149,
    "s": 21.267,
    "l": 43.333
  },
  "oklch": {
    "l": 0.55034,
    "c": 0.04344,
    "h": 228.5
  },
  "luminance": 0.16941
}

Semantic roles & 50–950 ramp

primary

#577786

secondary

#AB978E

accent

#856ABE

background

#F8F9FA

surface

#F0F2F4

border

#CBCCCE

text

#0B0E0F

muted

#7C7E7F

Preview Lab

Preview with #577786

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

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