#577AE6#577AE6

#577AE6 is a mid, vivid blue. Relative luminance 0.217; OKLCH L 60.8% C 0.168 H 267.7°. Best body text is #000000 at 5.33:1 contrast (WCAG AA passes).

Color values

HEX	#577AE6
RGB	rgb(87, 122, 230)
HSL	hsl(225, 74%, 62%)
HSV	hsv(225, 62%, 90%)
CMYK	cmyk(62.2%, 47%, 0%, 9.8%)
CIE-LAB	lab(53.66, 20.82, -58.62)
CIE-LCH	lch(53.66, 62.21, 289.55°)
OKLab	oklab(60.8% -0.0067 -0.1676)
OKLCH	oklch(60.8% 0.168 267.7)
XYZ	xyz(25.1681, 21.6563, 77.7013)
Luminance	0.2166 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577AE6 #E6C357

analogous

#57C1E6 #577AE6 #7C57E6

triadic

#577AE6 #E6577A #7AE657

tetradic

#577AE6 #E657C1 #E6C357 #57E67C

square

#577AE6 #E657C1 #E6C357 #57E67C

split-complementary

#577AE6 #E67C57 #C1E657

monochromatic

#193CA9 #2250DE #577AE6 #8CA4EE #C2CEF6

Accessibility & contrast

On white

3.94

#577AE6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.33

#577AE6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #577AE6

5.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577AE6	#FFFFFF	#000000	##000000
##577AE6	1.00	3.94	5.33	5.33
#FFFFFF	3.94	1.00	21.00	21.00
#000000	5.33	21.00	1.00	1.00
##000000	5.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4487EA

Deuteranopia (green-blind)

#297AE4

Tritanopia (blue-blind)

#0093A5

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #577ae6;
/* rgb */ color: rgb(87, 122, 230);
/* oklch */ color: oklch(60.8% 0.168 267.7);

Tailwind

colors: {
  custom: {
    50: '#93a0ee',
    500: '#577ae6',
    950: '#000000',
  },
}

SCSS

$custom: #577ae6;
$custom-light: #93a0ee;
$custom-dark: #000000;

JSON

{
  "hex": "#577ae6",
  "rgb": {
    "r": 87,
    "g": 122,
    "b": 230
  },
  "hsl": {
    "h": 225.315,
    "s": 74.093,
    "l": 62.157
  },
  "oklch": {
    "l": 0.608,
    "c": 0.16777,
    "h": 267.7
  },
  "luminance": 0.21658
}

Semantic roles & 50–950 ramp

primary

#577AE6

secondary

#E7DAB2

accent

#A60FD6

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0E16

muted

#7E7E84

Preview Lab

Preview with #577AE6

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

Preview Lab → · Contrast checker → · Palette generator →