#5577BF#5577BF

#5577BF is a mid, moderate blue. Relative luminance 0.189; OKLCH L 57.7% C 0.118 H 263.9°. Best body text is #000000 at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#5577BF
RGB	rgb(85, 119, 191)
HSL	hsl(221, 45%, 54%)
HSV	hsv(221, 55%, 75%)
CMYK	cmyk(55.5%, 37.7%, 0%, 25.1%)
CIE-LAB	lab(50.55, 9.26, -41.47)
CIE-LCH	lch(50.55, 42.49, 282.58°)
OKLab	oklab(57.68% -0.0125 -0.1174)
OKLCH	oklch(57.68% 0.118 263.9)
XYZ	xyz(19.7439, 18.8850, 51.8848)
Luminance	0.1889 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5577BF #BF9D55

analogous

#55ACBF #5577BF #6855BF

triadic

#5577BF #BF5577 #77BF55

tetradic

#5577BF #BF55AC #BF9D55 #55BF68

square

#5577BF #BF55AC #BF9D55 #55BF68

split-complementary

#5577BF #BF6855 #ACBF55

monochromatic

#2A4070 #3B5A9C #5577BF #819BD0 #AEBEE0

Accessibility & contrast

On white

4.40

#5577BF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.78

#5577BF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5577BF

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5577BF	#FFFFFF	#000000	##000000
##5577BF	1.00	4.40	4.78	4.78
#FFFFFF	4.40	1.00	21.00	21.00
#000000	4.78	21.00	1.00	1.00
##000000	4.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A7EC2

Deuteranopia (green-blind)

#4D74BD

Tritanopia (blue-blind)

#148792

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #5577bf;
/* rgb */ color: rgb(85, 119, 191);
/* oklch */ color: oklch(57.7% 0.118 263.9);

Tailwind

colors: {
  custom: {
    50: '#8c9dd2',
    500: '#5577bf',
    950: '#000000',
  },
}

SCSS

$custom: #5577bf;
$custom-light: #8c9dd2;
$custom-dark: #000000;

JSON

{
  "hex": "#5577bf",
  "rgb": {
    "r": 85,
    "g": 119,
    "b": 191
  },
  "hsl": {
    "h": 220.755,
    "s": 45.299,
    "l": 54.118
  },
  "oklch": {
    "l": 0.57675,
    "c": 0.11807,
    "h": 263.9
  },
  "luminance": 0.18887
}

Semantic roles & 50–950 ramp

primary

#5577BF

secondary

#CEC0A1

accent

#AB53D5

background

#F9F9FC

surface

#F1F2F9

border

#CBCCD2

text

#0D0E14

muted

#7E7E82

Preview Lab

Preview with #5577BF

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

Preview Lab → · Contrast checker → · Palette generator →