#5771CE#5771CE

#5771CE is a mid, vivid blue. Relative luminance 0.183; OKLCH L 57.4% C 0.146 H 269.6°. Best body text is #000000 at 4.66:1 contrast (WCAG AA passes).

Color values

HEX	#5771CE
RGB	rgb(87, 113, 206)
HSL	hsl(227, 55%, 57%)
HSV	hsv(227, 58%, 81%)
CMYK	cmyk(57.8%, 45.1%, 0%, 19.2%)
CIE-LAB	lab(49.85, 18.31, -51.17)
CIE-LCH	lch(49.85, 54.35, 289.69°)
OKLab	oklab(57.43% -0.001 -0.1458)
OKLCH	oklch(57.43% 0.146 269.6)
XYZ	xyz(20.9725, 18.2911, 60.8059)
Luminance	0.1829 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5771CE #CEB457

analogous

#57ACCE #5771CE #7957CE

triadic

#5771CE #CE5771 #71CE57

tetradic

#5771CE #CE57AC #CEB457 #57CE79

square

#5771CE #CE57AC #CEB457 #57CE79

split-complementary

#5771CE #CE7957 #ACCE57

monochromatic

#273B84 #3450B3 #5771CE #8699DC #B6C1EA

Accessibility & contrast

On white

4.51

#5771CE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.66

#5771CE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5771CE

4.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5771CE	#FFFFFF	#000000	##000000
##5771CE	1.00	4.51	4.66	4.66
#FFFFFF	4.51	1.00	21.00	21.00
#000000	4.66	21.00	1.00	1.00
##000000	4.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#467CD1

Deuteranopia (green-blind)

#3672CC

Tritanopia (blue-blind)

#008695

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #5771ce;
/* rgb */ color: rgb(87, 113, 206);
/* oklch */ color: oklch(57.4% 0.146 269.6);

Tailwind

colors: {
  custom: {
    50: '#9099dd',
    500: '#5771ce',
    950: '#000000',
  },
}

SCSS

$custom: #5771ce;
$custom-light: #9099dd;
$custom-dark: #000000;

JSON

{
  "hex": "#5771ce",
  "rgb": {
    "r": 87,
    "g": 113,
    "b": 206
  },
  "hsl": {
    "h": 226.891,
    "s": 54.839,
    "l": 57.451
  },
  "oklch": {
    "l": 0.5743,
    "c": 0.14585,
    "h": 269.6
  },
  "luminance": 0.18293
}

Semantic roles & 50–950 ramp

primary

#5771CE

secondary

#D8CEA8

accent

#BE4ADE

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0D0D15

muted

#7E7E83

Preview Lab

Preview with #5771CE

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

Preview Lab → · Contrast checker → · Palette generator →