#5B6CEC#5B6CEC

#5B6CEC is a mid, vivid blue. Relative luminance 0.190; OKLCH L 58.7% C 0.192 H 273.3°. Best body text is #000000 at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#5B6CEC
RGB	rgb(91, 108, 236)
HSL	hsl(233, 79%, 64%)
HSV	hsv(233, 61%, 93%)
CMYK	cmyk(61.4%, 54.2%, 0%, 7.5%)
CIE-LAB	lab(50.69, 32.09, -66.76)
CIE-LCH	lch(50.69, 74.07, 295.68°)
OKLab	oklab(58.74% 0.011 -0.1917)
OKLCH	oklch(58.74% 0.192 273.3)
XYZ	xyz(24.8123, 19.0033, 81.7011)
Luminance	0.1900 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B6CEC #ECDB5B

analogous

#5BB4EC #5B6CEC #935BEC

triadic

#5B6CEC #EC5B6C #6CEC5B

tetradic

#5B6CEC #EC5BB4 #ECDB5B #5BEC93

square

#5B6CEC #EC5BB4 #ECDB5B #5BEC93

split-complementary

#5B6CEC #EC935B #B4EC5B

monochromatic

#1528B7 #243BE6 #5B6CEC #929DF2 #C9CEF9

Accessibility & contrast

On white

4.37

#5B6CEC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.80

#5B6CEC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5B6CEC

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B6CEC	#FFFFFF	#000000	##000000
##5B6CEC	1.00	4.37	4.80	4.80
#FFFFFF	4.37	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)

#067FF0

Deuteranopia (green-blind)

#0073E9

Tritanopia (blue-blind)

#008AA2

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #5b6cec;
/* rgb */ color: rgb(91, 108, 236);
/* oklch */ color: oklch(58.7% 0.192 273.3);

Tailwind

colors: {
  custom: {
    50: '#9796f3',
    500: '#5b6cec',
    950: '#000000',
  },
}

SCSS

$custom: #5b6cec;
$custom-light: #9796f3;
$custom-dark: #000000;

JSON

{
  "hex": "#5b6cec",
  "rgb": {
    "r": 91,
    "g": 108,
    "b": 236
  },
  "hsl": {
    "h": 232.966,
    "s": 79.235,
    "l": 64.118
  },
  "oklch": {
    "l": 0.58737,
    "c": 0.19197,
    "h": 273.3
  },
  "luminance": 0.19005
}

Semantic roles & 50–950 ramp

primary

#5B6CEC

secondary

#EBE5B8

accent

#C30ADC

background

#F9F9FE

surface

#F2F1FD

border

#CCCBD5

text

#0F0D17

muted

#7E7E85

Preview Lab

Preview with #5B6CEC

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

Preview Lab → · Contrast checker → · Palette generator →