#5866BE#5866BE

#5866BE is a mid, vivid blue. Relative luminance 0.153; OKLCH L 54.2% C 0.137 H 274.1°. Best body text is #FFFFFF at 5.17:1 contrast (WCAG AA passes).

Color values

HEX	#5866BE
RGB	rgb(88, 102, 190)
HSL	hsl(232, 44%, 55%)
HSV	hsv(232, 54%, 75%)
CMYK	cmyk(53.7%, 46.3%, 0%, 25.5%)
CIE-LAB	lab(46.03, 20.10, -48.07)
CIE-LCH	lch(46.03, 52.10, 292.69°)
OKLab	oklab(54.24% 0.0099 -0.1368)
OKLCH	oklch(54.24% 0.137 274.1)
XYZ	xyz(18.0672, 15.2939, 50.7052)
Luminance	0.1530 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5866BE #BEB058

analogous

#5899BE #5866BE #7D58BE

triadic

#5866BE #BE5866 #66BE58

tetradic

#5866BE #BE5899 #BEB058 #58BE7D

square

#5866BE #BE5899 #BEB058 #58BE7D

split-complementary

#5866BE #BE7D58 #99BE58

monochromatic

#2C3570 #3D4A9C #5866BE #848ECF #B0B7E0

Accessibility & contrast

On white

5.17

#5866BE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.06

#5866BE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5866BE

5.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5866BE	#FFFFFF	#000000	##FFFFFF
##5866BE	1.00	5.17	4.06	5.17
#FFFFFF	5.17	1.00	21.00	1.00
#000000	4.06	21.00	1.00	21.00
##FFFFFF	5.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F72C1

Deuteranopia (green-blind)

#3369BC

Tritanopia (blue-blind)

#277989

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #5866be;
/* rgb */ color: rgb(88, 102, 190);
/* oklch */ color: oklch(54.2% 0.137 274.1);

Tailwind

colors: {
  custom: {
    50: '#8e91d2',
    500: '#5866be',
    950: '#000000',
  },
}

SCSS

$custom: #5866be;
$custom-light: #8e91d2;
$custom-dark: #000000;

JSON

{
  "hex": "#5866be",
  "rgb": {
    "r": 88,
    "g": 102,
    "b": 190
  },
  "hsl": {
    "h": 231.765,
    "s": 43.966,
    "l": 54.51
  },
  "oklch": {
    "l": 0.54236,
    "c": 0.13719,
    "h": 274.1
  },
  "luminance": 0.15295
}

Semantic roles & 50–950 ramp

primary

#5866BE

secondary

#CEC9A3

accent

#C254D4

background

#F9F8FC

surface

#F1F0F9

border

#CBCBD2

text

#0D0C14

muted

#7E7D82

Preview Lab

Preview with #5866BE

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

Preview Lab → · Contrast checker → · Palette generator →