#577AA5#577AA5

#577AA5 is a mid, moderate cyan. Relative luminance 0.187; OKLCH L 57.1% C 0.078 H 254.1°. Best body text is #000000 at 4.73:1 contrast (WCAG AA passes).

Color values

HEX	#577AA5
RGB	rgb(87, 122, 165)
HSL	hsl(213, 31%, 49%)
HSV	hsv(213, 47%, 65%)
CMYK	cmyk(47.3%, 26.1%, 0%, 35.3%)
CIE-LAB	lab(50.29, -0.31, -26.84)
CIE-LCH	lch(50.29, 26.84, 269.34°)
OKLab	oklab(57.09% -0.0214 -0.0749)
OKLCH	oklch(57.09% 0.078 254.1)
XYZ	xyz(17.6793, 18.6607, 38.2603)
Luminance	0.1866 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577AA5 #A58257

analogous

#57A1A5 #577AA5 #5B57A5

triadic

#577AA5 #A5577A #7AA557

tetradic

#577AA5 #A557A1 #A58257 #57A55B

square

#577AA5 #A557A1 #A58257 #57A55B

split-complementary

#577AA5 #A55B57 #A1A557

monochromatic

#2D3F55 #425C7D #577AA5 #7E99BB #A6B9D0

Accessibility & contrast

On white

4.44

#577AA5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.73

#577AA5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #577AA5

4.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577AA5	#FFFFFF	#000000	##000000
##577AA5	1.00	4.44	4.73	4.73
#FFFFFF	4.44	1.00	21.00	21.00
#000000	4.73	21.00	1.00	1.00
##000000	4.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#697CA7

Deuteranopia (green-blind)

#6074A4

Tritanopia (blue-blind)

#368489

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #577aa5;
/* rgb */ color: rgb(87, 122, 165);
/* oklch */ color: oklch(57.1% 0.078 254.1);

Tailwind

colors: {
  custom: {
    50: '#8aa0c0',
    500: '#577aa5',
    950: '#000000',
  },
}

SCSS

$custom: #577aa5;
$custom-light: #8aa0c0;
$custom-dark: #000000;

JSON

{
  "hex": "#577aa5",
  "rgb": {
    "r": 87,
    "g": 122,
    "b": 165
  },
  "hsl": {
    "h": 213.077,
    "s": 30.952,
    "l": 49.412
  },
  "oklch": {
    "l": 0.57094,
    "c": 0.07794,
    "h": 254.1
  },
  "luminance": 0.18662
}

Semantic roles & 50–950 ramp

primary

#577AA5

secondary

#BEAE9A

accent

#9961C7

background

#F8F9FB

surface

#F0F2F7

border

#CBCCD0

text

#0C0E12

muted

#7D7E81

Preview Lab

Preview with #577AA5

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

Preview Lab → · Contrast checker → · Palette generator →