#577ABE#577ABE

#577ABE is a mid, moderate blue. Relative luminance 0.197; OKLCH L 58.4% C 0.112 H 262.7°. Best body text is #000000 at 4.93:1 contrast (WCAG AA passes).

Color values

HEX	#577ABE
RGB	rgb(87, 122, 190)
HSL	hsl(220, 44%, 54%)
HSV	hsv(220, 54%, 75%)
CMYK	cmyk(54.2%, 35.8%, 0%, 25.5%)
CIE-LAB	lab(51.45, 7.55, -39.47)
CIE-LCH	lch(51.45, 40.18, 280.83°)
OKLab	oklab(58.39% -0.0142 -0.1115)
OKLCH	oklch(58.39% 0.112 262.7)
XYZ	xyz(20.1811, 19.6615, 51.4368)
Luminance	0.1966 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577ABE #BE9B57

analogous

#57ADBE #577ABE #6857BE

triadic

#577ABE #BE577A #7ABE57

tetradic

#577ABE #BE57AD #BE9B57 #57BE68

square

#577ABE #BE57AD #BE9B57 #57BE68

split-complementary

#577ABE #BE6857 #ADBE57

monochromatic

#2B426F #3C5D9C #577ABE #839DCF #AFC0E0

Accessibility & contrast

On white

4.26

#577ABE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.93

#577ABE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #577ABE

4.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577ABE	#FFFFFF	#000000	##000000
##577ABE	1.00	4.26	4.93	4.93
#FFFFFF	4.26	1.00	21.00	21.00
#000000	4.93	21.00	1.00	1.00
##000000	4.93	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F80C1

Deuteranopia (green-blind)

#5276BD

Tritanopia (blue-blind)

#1E8993

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #577abe;
/* rgb */ color: rgb(87, 122, 190);
/* oklch */ color: oklch(58.4% 0.112 262.7);

Tailwind

colors: {
  custom: {
    50: '#8da0d2',
    500: '#577abe',
    950: '#000000',
  },
}

SCSS

$custom: #577abe;
$custom-light: #8da0d2;
$custom-dark: #000000;

JSON

{
  "hex": "#577abe",
  "rgb": {
    "r": 87,
    "g": 122,
    "b": 190
  },
  "hsl": {
    "h": 219.612,
    "s": 44.206,
    "l": 54.314
  },
  "oklch": {
    "l": 0.58385,
    "c": 0.11242,
    "h": 262.7
  },
  "luminance": 0.19663
}

Semantic roles & 50–950 ramp

primary

#577ABE

secondary

#CEBFA3

accent

#A854D4

background

#F9F9FC

surface

#F1F2F9

border

#CBCCD2

text

#0D0E14

muted

#7E7E82

Preview Lab

Preview with #577ABE

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

Preview Lab → · Contrast checker → · Palette generator →