#5577EF#5577EF

#5577EF is a mid, vivid blue. Relative luminance 0.214; OKLCH L 60.7% C 0.184 H 268.5°. Best body text is #000000 at 5.27:1 contrast (WCAG AA passes).

Color values

HEX	#5577EF
RGB	rgb(85, 119, 239)
HSL	hsl(227, 83%, 64%)
HSV	hsv(227, 64%, 94%)
CMYK	cmyk(64.4%, 50.2%, 0%, 6.3%)
CIE-LAB	lab(53.34, 25.37, -64.18)
CIE-LCH	lch(53.34, 69.01, 291.57°)
OKLab	oklab(60.71% -0.0047 -0.1841)
OKLCH	oklch(60.71% 0.184 268.5)
XYZ	xyz(25.9178, 21.3546, 84.4006)
Luminance	0.2136 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5577EF #EFCD55

analogous

#55C4EF #5577EF #8055EF

triadic

#5577EF #EF5577 #77EF55

tetradic

#5577EF #EF55C4 #EFCD55 #55EF80

square

#5577EF #EF55C4 #EFCD55 #55EF80

split-complementary

#5577EF #EF8055 #C4EF55

monochromatic

#1136B8 #1D4AEA #5577EF #8DA4F4 #C5D0FA

Accessibility & contrast

On white

3.98

#5577EF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.27

#5577EF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5577EF

5.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5577EF	#FFFFFF	#000000	##000000
##5577EF	1.00	3.98	5.27	5.27
#FFFFFF	3.98	1.00	21.00	21.00
#000000	5.27	21.00	1.00	1.00
##000000	5.27	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3187F3

Deuteranopia (green-blind)

#0079ED

Tritanopia (blue-blind)

#0093A8

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #5577ef;
/* rgb */ color: rgb(85, 119, 239);
/* oklch */ color: oklch(60.7% 0.184 268.5);

Tailwind

colors: {
  custom: {
    50: '#949df5',
    500: '#5577ef',
    950: '#000000',
  },
}

SCSS

$custom: #5577ef;
$custom-light: #949df5;
$custom-dark: #000000;

JSON

{
  "hex": "#5577ef",
  "rgb": {
    "r": 85,
    "g": 119,
    "b": 239
  },
  "hsl": {
    "h": 226.753,
    "s": 82.796,
    "l": 63.529
  },
  "oklch": {
    "l": 0.60705,
    "c": 0.18413,
    "h": 268.5
  },
  "luminance": 0.21357
}

Semantic roles & 50–950 ramp

primary

#5577EF

secondary

#EBDFB5

accent

#AF06DF

background

#F9F9FF

surface

#F2F2FE

border

#CCCCD6

text

#0E0E17

muted

#7E7E85

Preview Lab

Preview with #5577EF

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

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