#577DA0#577DA0

#577DA0 is a mid, moderate cyan. Relative luminance 0.192; OKLCH L 57.6% C 0.069 H 247.1°. Best body text is #000000 at 4.85:1 contrast (WCAG AA passes).

Color values

HEX	#577DA0
RGB	rgb(87, 125, 160)
HSL	hsl(209, 30%, 48%)
HSV	hsv(209, 46%, 63%)
CMYK	cmyk(45.6%, 21.9%, 0%, 37.3%)
CIE-LAB	lab(50.96, -3.57, -22.90)
CIE-LCH	lch(50.96, 23.18, 261.13°)
OKLab	oklab(57.55% -0.0269 -0.0637)
OKLCH	oklch(57.55% 0.069 247.1)
XYZ	xyz(17.6071, 19.2304, 36.0349)
Luminance	0.1923 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577DA0 #A07A57

analogous

#57A09E #577DA0 #5758A0

triadic

#577DA0 #A0577D #7DA057

tetradic

#577DA0 #9E57A0 #A07A57 #58A057

square

#577DA0 #9E57A0 #A07A57 #58A057

split-complementary

#577DA0 #A05758 #A09E57

monochromatic

#2C3F51 #415E78 #577DA0 #7C9BB8 #A4BACD

Accessibility & contrast

On white

4.33

#577DA0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.85

#577DA0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #577DA0

4.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577DA0	#FFFFFF	#000000	##000000
##577DA0	1.00	4.33	4.85	4.85
#FFFFFF	4.33	1.00	21.00	21.00
#000000	4.85	21.00	1.00	1.00
##000000	4.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F7EA2

Deuteranopia (green-blind)

#65769F

Tritanopia (blue-blind)

#398589

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #577da0;
/* rgb */ color: rgb(87, 125, 160);
/* oklch */ color: oklch(57.6% 0.069 247.1);

Tailwind

colors: {
  custom: {
    50: '#8aa2bc',
    500: '#577da0',
    950: '#000000',
  },
}

SCSS

$custom: #577da0;
$custom-light: #8aa2bc;
$custom-dark: #000000;

JSON

{
  "hex": "#577da0",
  "rgb": {
    "r": 87,
    "g": 125,
    "b": 160
  },
  "hsl": {
    "h": 208.767,
    "s": 29.555,
    "l": 48.431
  },
  "oklch": {
    "l": 0.5755,
    "c": 0.06912,
    "h": 247.1
  },
  "luminance": 0.19232
}

Semantic roles & 50–950 ramp

primary

#577DA0

secondary

#BBA998

accent

#9262C6

background

#F8F9FB

surface

#F0F2F6

border

#CBCCD0

text

#0C0F12

muted

#7D7E81

Preview Lab

Preview with #577DA0

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

Preview Lab → · Contrast checker → · Palette generator →