#5B6BEC#5B6BEC

#5B6BEC is a mid, vivid blue. Relative luminance 0.188; OKLCH L 58.6% C 0.193 H 273.5°. Best body text is #000000 at 4.76:1 contrast (WCAG AA passes).

Color values

HEX	#5B6BEC
RGB	rgb(91, 107, 236)
HSL	hsl(233, 79%, 64%)
HSV	hsv(233, 61%, 93%)
CMYK	cmyk(61.4%, 54.7%, 0%, 7.5%)
CIE-LAB	lab(50.44, 32.70, -67.15)
CIE-LCH	lch(50.44, 74.69, 295.97°)
OKLab	oklab(58.55% 0.0119 -0.1928)
OKLCH	oklch(58.55% 0.193 273.5)
XYZ	xyz(24.7074, 18.7936, 81.6661)
Luminance	0.1880 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B6BEC #ECDC5B

analogous

#5BB4EC #5B6BEC #945BEC

triadic

#5B6BEC #EC5B6B #6BEC5B

tetradic

#5B6BEC #EC5BB4 #ECDC5B #5BEC94

square

#5B6BEC #EC5BB4 #ECDC5B #5BEC94

split-complementary

#5B6BEC #EC945B #B4EC5B

monochromatic

#1527B7 #243AE6 #5B6BEC #929CF2 #C9CEF9

Accessibility & contrast

On white

4.41

#5B6BEC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.76

#5B6BEC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5B6BEC

4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B6BEC	#FFFFFF	#000000	##000000
##5B6BEC	1.00	4.41	4.76	4.76
#FFFFFF	4.41	1.00	21.00	21.00
#000000	4.76	21.00	1.00	1.00
##000000	4.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#007FF0

Deuteranopia (green-blind)

#0072E9

Tritanopia (blue-blind)

#008AA1

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #5b6bec;
/* rgb */ color: rgb(91, 107, 236);
/* oklch */ color: oklch(58.6% 0.193 273.5);

Tailwind

colors: {
  custom: {
    50: '#9795f3',
    500: '#5b6bec',
    950: '#000000',
  },
}

SCSS

$custom: #5b6bec;
$custom-light: #9795f3;
$custom-dark: #000000;

JSON

{
  "hex": "#5b6bec",
  "rgb": {
    "r": 91,
    "g": 107,
    "b": 236
  },
  "hsl": {
    "h": 233.379,
    "s": 79.235,
    "l": 64.118
  },
  "oklch": {
    "l": 0.58553,
    "c": 0.19321,
    "h": 273.5
  },
  "luminance": 0.18796
}

Semantic roles & 50–950 ramp

primary

#5B6BEC

secondary

#EBE5B8

accent

#C40ADC

background

#F9F9FE

surface

#F2F1FD

border

#CCCBD5

text

#0F0D17

muted

#7E7E85

Preview Lab

Preview with #5B6BEC

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

Preview Lab → · Contrast checker → · Palette generator →