#5777B2#5777B2

#5777B2 is a mid, moderate blue. Relative luminance 0.184; OKLCH L 57.1% C 0.099 H 262.0°. Best body text is #000000 at 4.69:1 contrast (WCAG AA passes).

Color values

HEX	#5777B2
RGB	rgb(87, 119, 178)
HSL	hsl(219, 37%, 52%)
HSV	hsv(219, 51%, 70%)
CMYK	cmyk(51.1%, 33.1%, 0%, 30.2%)
CIE-LAB	lab(50.02, 5.53, -34.81)
CIE-LCH	lch(50.02, 35.25, 279.02°)
OKLab	oklab(57.08% -0.0138 -0.098)
OKLCH	oklch(57.08% 0.099 262)
XYZ	xyz(18.5605, 18.4329, 44.6907)
Luminance	0.1843 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5777B2 #B29257

analogous

#57A5B2 #5777B2 #6557B2

triadic

#5777B2 #B25777 #77B257

tetradic

#5777B2 #B257A5 #B29257 #57B265

square

#5777B2 #B257A5 #B29257 #57B265

split-complementary

#5777B2 #B26557 #A5B257

monochromatic

#2D3F62 #405B8C #5777B2 #8199C5 #ABBBD8

Accessibility & contrast

On white

4.48

#5777B2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.69

#5777B2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5777B2

4.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5777B2	#FFFFFF	#000000	##000000
##5777B2	1.00	4.48	4.69	4.69
#FFFFFF	4.48	1.00	21.00	21.00
#000000	4.69	21.00	1.00	1.00
##000000	4.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#607CB4

Deuteranopia (green-blind)

#5673B1

Tritanopia (blue-blind)

#2D848C

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #5777b2;
/* rgb */ color: rgb(87, 119, 178);
/* oklch */ color: oklch(57.1% 0.099 262.0);

Tailwind

colors: {
  custom: {
    50: '#8c9ec9',
    500: '#5777b2',
    950: '#000000',
  },
}

SCSS

$custom: #5777b2;
$custom-light: #8c9ec9;
$custom-dark: #000000;

JSON

{
  "hex": "#5777b2",
  "rgb": {
    "r": 87,
    "g": 119,
    "b": 178
  },
  "hsl": {
    "h": 218.901,
    "s": 37.143,
    "l": 51.961
  },
  "oklch": {
    "l": 0.57077,
    "c": 0.09895,
    "h": 262
  },
  "luminance": 0.18434
}

Semantic roles & 50–950 ramp

primary

#5777B2

secondary

#C6B89E

accent

#A55BCD

background

#F8F9FC

surface

#F0F2F8

border

#CBCCD1

text

#0C0E13

muted

#7D7E82

Preview Lab

Preview with #5777B2

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

Preview Lab → · Contrast checker → · Palette generator →