#5B6EE5#5B6EE5

#5B6EE5 is a mid, vivid blue. Relative luminance 0.190; OKLCH L 58.6% C 0.180 H 272.8°. Best body text is #000000 at 4.81:1 contrast (WCAG AA passes).

Color values

HEX	#5B6EE5
RGB	rgb(91, 110, 229)
HSL	hsl(232, 73%, 63%)
HSV	hsv(232, 60%, 90%)
CMYK	cmyk(60.3%, 52%, 0%, 10.2%)
CIE-LAB	lab(50.72, 28.55, -62.77)
CIE-LCH	lch(50.72, 68.96, 294.46°)
OKLab	oklab(58.61% 0.0087 -0.1799)
OKLCH	oklch(58.61% 0.18 272.8)
XYZ	xyz(24.0285, 19.0312, 76.5207)
Luminance	0.1903 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B6EE5 #E5D25B

analogous

#5BB3E5 #5B6EE5 #8D5BE5

triadic

#5B6EE5 #E55B6E #6EE55B

tetradic

#5B6EE5 #E55BB3 #E5D25B #5BE58D

square

#5B6EE5 #E55BB3 #E5D25B #5BE58D

split-complementary

#5B6EE5 #E58D5B #B3E55B

monochromatic

#1B2FAB #263FDD #5B6EE5 #909DED #C5CBF6

Accessibility & contrast

On white

4.37

#5B6EE5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.81

#5B6EE5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5B6EE5

4.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B6EE5	#FFFFFF	#000000	##000000
##5B6EE5	1.00	4.37	4.81	4.81
#FFFFFF	4.37	1.00	21.00	21.00
#000000	4.81	21.00	1.00	1.00
##000000	4.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#267FE9

Deuteranopia (green-blind)

#0073E3

Tritanopia (blue-blind)

#008A9F

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #5b6ee5;
/* rgb */ color: rgb(91, 110, 229);
/* oklch */ color: oklch(58.6% 0.180 272.8);

Tailwind

colors: {
  custom: {
    50: '#9597ee',
    500: '#5b6ee5',
    950: '#000000',
  },
}

SCSS

$custom: #5b6ee5;
$custom-light: #9597ee;
$custom-dark: #000000;

JSON

{
  "hex": "#5b6ee5",
  "rgb": {
    "r": 91,
    "g": 110,
    "b": 229
  },
  "hsl": {
    "h": 231.739,
    "s": 72.632,
    "l": 62.745
  },
  "oklch": {
    "l": 0.58613,
    "c": 0.18013,
    "h": 272.8
  },
  "luminance": 0.19033
}

Semantic roles & 50–950 ramp

primary

#5B6EE5

secondary

#E7E0B5

accent

#BA11D5

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0D16

muted

#7E7E84

Preview Lab

Preview with #5B6EE5

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

Preview Lab → · Contrast checker → · Palette generator →