#5577CD#5577CD

#5577CD is a mid, vivid blue. Relative luminance 0.195; OKLCH L 58.5% C 0.138 H 266.0°. Best body text is #000000 at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#5577CD
RGB	rgb(85, 119, 205)
HSL	hsl(223, 55%, 57%)
HSV	hsv(223, 59%, 80%)
CMYK	cmyk(58.5%, 42%, 0%, 19.6%)
CIE-LAB	lab(51.30, 13.89, -48.28)
CIE-LCH	lch(51.30, 50.24, 286.04°)
OKLab	oklab(58.5% -0.0095 -0.1374)
OKLCH	oklch(58.5% 0.138 266)
XYZ	xyz(21.3588, 19.5310, 60.3901)
Luminance	0.1953 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5577CD #CDAB55

analogous

#55B3CD #5577CD #6F55CD

triadic

#5577CD #CD5577 #77CD55

tetradic

#5577CD #CD55B3 #CDAB55 #55CD6F

square

#5577CD #CD55B3 #CDAB55 #55CD6F

split-complementary

#5577CD #CD6F55 #B3CD55

monochromatic

#264082 #3457B1 #5577CD #849DDB #B4C3E9

Accessibility & contrast

On white

4.28

#5577CD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.91

#5577CD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5577CD

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5577CD	#FFFFFF	#000000	##000000
##5577CD	1.00	4.28	4.91	4.91
#FFFFFF	4.28	1.00	21.00	21.00
#000000	4.91	21.00	1.00	1.00
##000000	4.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5180D0

Deuteranopia (green-blind)

#4175CB

Tritanopia (blue-blind)

#008A98

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #5577cd;
/* rgb */ color: rgb(85, 119, 205);
/* oklch */ color: oklch(58.5% 0.138 266.0);

Tailwind

colors: {
  custom: {
    50: '#8e9ddd',
    500: '#5577cd',
    950: '#000000',
  },
}

SCSS

$custom: #5577cd;
$custom-light: #8e9ddd;
$custom-dark: #000000;

JSON

{
  "hex": "#5577cd",
  "rgb": {
    "r": 85,
    "g": 119,
    "b": 205
  },
  "hsl": {
    "h": 223,
    "s": 54.545,
    "l": 56.863
  },
  "oklch": {
    "l": 0.58498,
    "c": 0.13769,
    "h": 266
  },
  "luminance": 0.19533
}

Semantic roles & 50–950 ramp

primary

#5577CD

secondary

#D7CAA6

accent

#B44ADE

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0E15

muted

#7E7E83

Preview Lab

Preview with #5577CD

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

Preview Lab → · Contrast checker → · Palette generator →