#5B6FE0#5B6FE0

#5B6FE0 is a mid, vivid blue. Relative luminance 0.190; OKLCH L 58.5% C 0.172 H 272.4°. Best body text is #000000 at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#5B6FE0
RGB	rgb(91, 111, 224)
HSL	hsl(231, 68%, 62%)
HSV	hsv(231, 59%, 88%)
CMYK	cmyk(59.4%, 50.4%, 0%, 12.2%)
CIE-LAB	lab(50.66, 26.28, -60.07)
CIE-LCH	lch(50.66, 65.57, 293.63°)
OKLab	oklab(58.46% 0.0073 -0.1719)
OKLCH	oklch(58.46% 0.172 272.4)
XYZ	xyz(23.4489, 18.9730, 72.9330)
Luminance	0.1898 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B6FE0 #E0CC5B

analogous

#5BB2E0 #5B6FE0 #895BE0

triadic

#5B6FE0 #E05B6F #6FE05B

tetradic

#5B6FE0 #E05BB2 #E0CC5B #5BE089

square

#5B6FE0 #E05BB2 #E0CC5B #5BE089

split-complementary

#5B6FE0 #E0895B #B2E05B

monochromatic

#1F32A2 #2842D5 #5B6FE0 #8E9CEA #C2C9F3

Accessibility & contrast

On white

4.38

#5B6FE0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.80

#5B6FE0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5B6FE0

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B6FE0	#FFFFFF	#000000	##000000
##5B6FE0	1.00	4.38	4.80	4.80
#FFFFFF	4.38	1.00	21.00	21.00
#000000	4.80	21.00	1.00	1.00
##000000	4.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#317FE4

Deuteranopia (green-blind)

#1073DE

Tritanopia (blue-blind)

#00899D

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #5b6fe0;
/* rgb */ color: rgb(91, 111, 224);
/* oklch */ color: oklch(58.5% 0.172 272.4);

Tailwind

colors: {
  custom: {
    50: '#9598ea',
    500: '#5b6fe0',
    950: '#000000',
  },
}

SCSS

$custom: #5b6fe0;
$custom-light: #9598ea;
$custom-dark: #000000;

JSON

{
  "hex": "#5b6fe0",
  "rgb": {
    "r": 91,
    "g": 111,
    "b": 224
  },
  "hsl": {
    "h": 230.977,
    "s": 68.205,
    "l": 61.765
  },
  "oklch": {
    "l": 0.58459,
    "c": 0.17211,
    "h": 272.4
  },
  "luminance": 0.18975
}

Semantic roles & 50–950 ramp

primary

#5B6FE0

secondary

#E4DDB3

accent

#B415D0

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0D16

muted

#7E7E84

Preview Lab

Preview with #5B6FE0

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

Preview Lab → · Contrast checker → · Palette generator →