#576EB2#576EB2

#576EB2 is a mid, moderate blue. Relative luminance 0.164; OKLCH L 55.1% C 0.110 H 268.5°. Best body text is #FFFFFF at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#576EB2
RGB	rgb(87, 110, 178)
HSL	hsl(225, 37%, 52%)
HSV	hsv(225, 51%, 70%)
CMYK	cmyk(51.1%, 38.2%, 0%, 30.2%)
CIE-LAB	lab(47.48, 11.03, -38.80)
CIE-LCH	lch(47.48, 40.34, 285.86°)
OKLab	oklab(55.11% -0.0028 -0.1096)
OKLCH	oklch(55.11% 0.11 268.5)
XYZ	xyz(17.5397, 16.3913, 44.3504)
Luminance	0.1639 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#576EB2 #B29B57

analogous

#579CB2 #576EB2 #6E57B2

triadic

#576EB2 #B2576E #6EB257

tetradic

#576EB2 #B2579C #B29B57 #57B26E

square

#576EB2 #B2579C #B29B57 #57B26E

split-complementary

#576EB2 #B26E57 #9CB257

monochromatic

#2D3A62 #40538C #576EB2 #8192C5 #ABB6D8

Accessibility & contrast

On white

4.91

#576EB2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.28

#576EB2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #576EB2

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##576EB2	#FFFFFF	#000000	##FFFFFF
##576EB2	1.00	4.91	4.28	4.91
#FFFFFF	4.91	1.00	21.00	1.00
#000000	4.28	21.00	1.00	21.00
##FFFFFF	4.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5375B5

Deuteranopia (green-blind)

#4A6DB1

Tritanopia (blue-blind)

#2F7D87

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #576eb2;
/* rgb */ color: rgb(87, 110, 178);
/* oklch */ color: oklch(55.1% 0.110 268.5);

Tailwind

colors: {
  custom: {
    50: '#8c97c9',
    500: '#576eb2',
    950: '#000000',
  },
}

SCSS

$custom: #576eb2;
$custom-light: #8c97c9;
$custom-dark: #000000;

JSON

{
  "hex": "#576eb2",
  "rgb": {
    "r": 87,
    "g": 110,
    "b": 178
  },
  "hsl": {
    "h": 224.835,
    "s": 37.143,
    "l": 51.961
  },
  "oklch": {
    "l": 0.55113,
    "c": 0.10969,
    "h": 268.5
  },
  "luminance": 0.16392
}

Semantic roles & 50–950 ramp

primary

#576EB2

secondary

#C6BC9E

accent

#B05BCD

background

#F8F9FC

surface

#F0F2F8

border

#CBCCD1

text

#0C0D13

muted

#7D7E82

Preview Lab

Preview with #576EB2

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

Preview Lab → · Contrast checker → · Palette generator →