#577690#577690

#577690 is a mid, muted cyan. Relative luminance 0.170; OKLCH L 55.2% C 0.054 H 244.3°. Best body text is #FFFFFF at 4.77:1 contrast (WCAG AA passes).

Color values

HEX	#577690
RGB	rgb(87, 118, 144)
HSL	hsl(207, 25%, 45%)
HSV	hsv(207, 40%, 56%)
CMYK	cmyk(39.6%, 18.1%, 0%, 43.5%)
CIE-LAB	lab(48.25, -4.13, -17.67)
CIE-LCH	lch(48.25, 18.15, 256.83°)
OKLab	oklab(55.21% -0.0235 -0.0488)
OKLCH	oklch(55.21% 0.054 244.3)
XYZ	xyz(15.4413, 16.9959, 28.8470)
Luminance	0.1700 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577690 #907157

analogous

#57908D #577690 #575A90

triadic

#577690 #905776 #769057

tetradic

#577690 #8D5790 #907157 #5A9057

square

#577690 #8D5790 #907157 #5A9057

split-complementary

#577690 #90575A #908D57

monochromatic

#293744 #40576A #577690 #7794AD #9DB2C4

Accessibility & contrast

On white

4.77

#577690 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.40

#577690 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #577690

4.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577690	#FFFFFF	#000000	##FFFFFF
##577690	1.00	4.77	4.40	4.77
#FFFFFF	4.77	1.00	21.00	1.00
#000000	4.40	21.00	1.00	21.00
##FFFFFF	4.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B7691

Deuteranopia (green-blind)

#647090

Tritanopia (blue-blind)

#437C7F

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #577690;
/* rgb */ color: rgb(87, 118, 144);
/* oklch */ color: oklch(55.2% 0.054 244.3);

Tailwind

colors: {
  custom: {
    50: '#889db0',
    500: '#577690',
    950: '#000000',
  },
}

SCSS

$custom: #577690;
$custom-light: #889db0;
$custom-dark: #000000;

JSON

{
  "hex": "#577690",
  "rgb": {
    "r": 87,
    "g": 118,
    "b": 144
  },
  "hsl": {
    "h": 207.368,
    "s": 24.675,
    "l": 45.294
  },
  "oklch": {
    "l": 0.55211,
    "c": 0.05416,
    "h": 244.3
  },
  "luminance": 0.16997
}

Semantic roles & 50–950 ramp

primary

#577690

secondary

#B2A091

accent

#9067C1

background

#F8F9FA

surface

#F0F2F4

border

#CBCCCE

text

#0C0E10

muted

#7D7E7F

Preview Lab

Preview with #577690

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

Preview Lab → · Contrast checker → · Palette generator →