#5779CF#5779CF

#5779CF is a mid, vivid blue. Relative luminance 0.202; OKLCH L 59.2% C 0.137 H 266.1°. Best body text is #000000 at 5.04:1 contrast (WCAG AA passes).

Color values

HEX	#5779CF
RGB	rgb(87, 121, 207)
HSL	hsl(223, 56%, 58%)
HSV	hsv(223, 58%, 81%)
CMYK	cmyk(58%, 41.5%, 0%, 18.8%)
CIE-LAB	lab(52.07, 13.72, -48.20)
CIE-LCH	lch(52.07, 50.11, 285.89°)
OKLab	oklab(59.15% -0.0094 -0.137)
OKLCH	oklch(59.15% 0.137 266.1)
XYZ	xyz(22.0265, 20.2042, 61.7584)
Luminance	0.2021 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5779CF #CFAD57

analogous

#57B5CF #5779CF #7157CF

triadic

#5779CF #CF5779 #79CF57

tetradic

#5779CF #CF57B5 #CFAD57 #57CF71

square

#5779CF #CF57B5 #CFAD57 #57CF71

split-complementary

#5779CF #CF7157 #B5CF57

monochromatic

#264185 #3458B5 #5779CF #879FDD #B6C5EA

Accessibility & contrast

On white

4.17

#5779CF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.04

#5779CF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5779CF

5.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5779CF	#FFFFFF	#000000	##000000
##5779CF	1.00	4.17	5.04	5.04
#FFFFFF	4.17	1.00	21.00	21.00
#000000	5.04	21.00	1.00	1.00
##000000	5.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5482D2

Deuteranopia (green-blind)

#4477CD

Tritanopia (blue-blind)

#008C9A

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #5779cf;
/* rgb */ color: rgb(87, 121, 207);
/* oklch */ color: oklch(59.2% 0.137 266.1);

Tailwind

colors: {
  custom: {
    50: '#909fde',
    500: '#5779cf',
    950: '#000000',
  },
}

SCSS

$custom: #5779cf;
$custom-light: #909fde;
$custom-dark: #000000;

JSON

{
  "hex": "#5779cf",
  "rgb": {
    "r": 87,
    "g": 121,
    "b": 207
  },
  "hsl": {
    "h": 223,
    "s": 55.556,
    "l": 57.647
  },
  "oklch": {
    "l": 0.59151,
    "c": 0.13736,
    "h": 266.1
  },
  "luminance": 0.20206
}

Semantic roles & 50–950 ramp

primary

#5779CF

secondary

#D9CBA9

accent

#B449DF

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0D0E15

muted

#7E7E83

Preview Lab

Preview with #5779CF

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

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