#5779B1#5779B1

#5779B1 is a mid, moderate blue. Relative luminance 0.189; OKLCH L 57.5% C 0.095 H 260.0°. Best body text is #000000 at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#5779B1
RGB	rgb(87, 121, 177)
HSL	hsl(217, 37%, 52%)
HSV	hsv(217, 51%, 69%)
CMYK	cmyk(50.8%, 31.6%, 0%, 30.6%)
CIE-LAB	lab(50.54, 4.00, -33.41)
CIE-LCH	lch(50.54, 33.65, 276.83°)
OKLab	oklab(57.47% -0.0165 -0.0939)
OKLCH	oklch(57.47% 0.095 260)
XYZ	xyz(18.7010, 18.8740, 44.2440)
Luminance	0.1888 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5779B1 #B18F57

analogous

#57A6B1 #5779B1 #6257B1

triadic

#5779B1 #B15779 #79B157

tetradic

#5779B1 #B157A6 #B18F57 #57B162

square

#5779B1 #B157A6 #B18F57 #57B162

split-complementary

#5779B1 #B16257 #A6B157

monochromatic

#2D4061 #405C8A #5779B1 #819AC4 #ABBCD8

Accessibility & contrast

On white

4.40

#5779B1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.78

#5779B1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5779B1

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5779B1	#FFFFFF	#000000	##000000
##5779B1	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)

#637DB3

Deuteranopia (green-blind)

#5974B0

Tritanopia (blue-blind)

#2D858D

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #5779b1;
/* rgb */ color: rgb(87, 121, 177);
/* oklch */ color: oklch(57.5% 0.095 260.0);

Tailwind

colors: {
  custom: {
    50: '#8c9fc8',
    500: '#5779b1',
    950: '#000000',
  },
}

SCSS

$custom: #5779b1;
$custom-light: #8c9fc8;
$custom-dark: #000000;

JSON

{
  "hex": "#5779b1",
  "rgb": {
    "r": 87,
    "g": 121,
    "b": 177
  },
  "hsl": {
    "h": 217.333,
    "s": 36.585,
    "l": 51.765
  },
  "oklch": {
    "l": 0.57468,
    "c": 0.09535,
    "h": 260
  },
  "luminance": 0.18875
}

Semantic roles & 50–950 ramp

primary

#5779B1

secondary

#C6B79E

accent

#A25BCD

background

#F8F9FC

surface

#F0F2F8

border

#CBCCD1

text

#0C0E13

muted

#7D7E82

Preview Lab

Preview with #5779B1

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

Preview Lab → · Contrast checker → · Palette generator →