#5658CB#5658CB

#5658CB is a mid, vivid blue. Relative luminance 0.133; OKLCH L 52.3% C 0.174 H 277.8°. Best body text is #FFFFFF at 5.75:1 contrast (WCAG AA passes).

Color values

HEX	#5658CB
RGB	rgb(86, 88, 203)
HSL	hsl(239, 53%, 57%)
HSV	hsv(239, 58%, 80%)
CMYK	cmyk(57.6%, 56.7%, 0%, 20.4%)
CIE-LAB	lab(43.16, 32.66, -60.21)
CIE-LCH	lch(43.16, 68.49, 298.48°)
OKLab	oklab(52.31% 0.0236 -0.1727)
OKLCH	oklch(52.31% 0.174 277.8)
XYZ	xyz(18.1035, 13.2684, 58.0954)
Luminance	0.1327 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5658CB #CBC956

analogous

#5693CB #5658CB #8F56CB

triadic

#5658CB #CB5658 #58CB56

tetradic

#5658CB #CB5693 #CBC956 #56CB8F

square

#5658CB #CB5693 #CBC956 #56CB8F

split-complementary

#5658CB #CB8F56 #93CB56

monochromatic

#27297F #3638AE #5658CB #8586D9 #B4B4E8

Accessibility & contrast

On white

5.75

#5658CB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.65

#5658CB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5658CB

5.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5658CB	#FFFFFF	#000000	##FFFFFF
##5658CB	1.00	5.75	3.65	5.75
#FFFFFF	5.75	1.00	21.00	1.00
#000000	3.65	21.00	1.00	21.00
##FFFFFF	5.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006BCF

Deuteranopia (green-blind)

#0061C9

Tritanopia (blue-blind)

#097389

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #5658cb;
/* rgb */ color: rgb(86, 88, 203);
/* oklch */ color: oklch(52.3% 0.174 277.8);

Tailwind

colors: {
  custom: {
    50: '#9087dc',
    500: '#5658cb',
    950: '#000000',
  },
}

SCSS

$custom: #5658cb;
$custom-light: #9087dc;
$custom-dark: #000000;

JSON

{
  "hex": "#5658cb",
  "rgb": {
    "r": 86,
    "g": 88,
    "b": 203
  },
  "hsl": {
    "h": 238.974,
    "s": 52.941,
    "l": 56.667
  },
  "oklch": {
    "l": 0.52312,
    "c": 0.17431,
    "h": 277.8
  },
  "luminance": 0.1327
}

Semantic roles & 50–950 ramp

primary

#5658CB

secondary

#D6D6A6

accent

#DA4BDC

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0E0B15

muted

#7E7C83

Preview Lab

Preview with #5658CB

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

Preview Lab → · Contrast checker → · Palette generator →