#5779B5#5779B5

#5779B5 is a mid, moderate blue. Relative luminance 0.190; OKLCH L 57.7% C 0.101 H 261.2°. Best body text is #000000 at 4.81:1 contrast (WCAG AA passes).

Color values

HEX	#5779B5
RGB	rgb(87, 121, 181)
HSL	hsl(218, 39%, 53%)
HSV	hsv(218, 52%, 71%)
CMYK	cmyk(51.9%, 33.1%, 0%, 29%)
CIE-LAB	lab(50.73, 5.27, -35.43)
CIE-LCH	lch(50.73, 35.82, 278.46°)
OKLab	oklab(57.68% -0.0154 -0.0997)
OKLCH	oklch(57.68% 0.101 261.2)
XYZ	xyz(19.1055, 19.0358, 46.3746)
Luminance	0.1904 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5779B5 #B59357

analogous

#57A8B5 #5779B5 #6457B5

triadic

#5779B5 #B55779 #79B557

tetradic

#5779B5 #B557A8 #B59357 #57B564

square

#5779B5 #B557A8 #B59357 #57B564

split-complementary

#5779B5 #B56457 #A8B557

monochromatic

#2D4165 #3F5C90 #5779B5 #819BC8 #ACBDDA

Accessibility & contrast

On white

4.37

#5779B5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.81

#5779B5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5779B5

4.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5779B5	#FFFFFF	#000000	##000000
##5779B5	1.00	4.37	4.81	4.81
#FFFFFF	4.37	1.00	21.00	21.00
#000000	4.81	21.00	1.00	1.00
##000000	4.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#627EB8

Deuteranopia (green-blind)

#5775B4

Tritanopia (blue-blind)

#29868F

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #5779b5;
/* rgb */ color: rgb(87, 121, 181);
/* oklch */ color: oklch(57.7% 0.101 261.2);

Tailwind

colors: {
  custom: {
    50: '#8c9fcb',
    500: '#5779b5',
    950: '#000000',
  },
}

SCSS

$custom: #5779b5;
$custom-light: #8c9fcb;
$custom-dark: #000000;

JSON

{
  "hex": "#5779b5",
  "rgb": {
    "r": 87,
    "g": 121,
    "b": 181
  },
  "hsl": {
    "h": 218.298,
    "s": 38.843,
    "l": 52.549
  },
  "oklch": {
    "l": 0.57678,
    "c": 0.10093,
    "h": 261.2
  },
  "luminance": 0.19037
}

Semantic roles & 50–950 ramp

primary

#5779B5

secondary

#C8BA9F

accent

#A459CF

background

#F8F9FC

surface

#F0F2F8

border

#CBCCD1

text

#0C0E13

muted

#7D7E82

Preview Lab

Preview with #5779B5

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

Preview Lab → · Contrast checker → · Palette generator →