#5B68DD#5B68DD

#5B68DD is a mid, vivid blue. Relative luminance 0.173; OKLCH L 56.9% C 0.177 H 274.5°. Best body text is #FFFFFF at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#5B68DD
RGB	rgb(91, 104, 221)
HSL	hsl(234, 66%, 61%)
HSV	hsv(234, 59%, 87%)
CMYK	cmyk(58.8%, 52.9%, 0%, 13.3%)
CIE-LAB	lab(48.69, 29.60, -61.54)
CIE-LCH	lch(48.69, 68.29, 295.69°)
OKLab	oklab(56.92% 0.014 -0.1764)
OKLCH	oklch(56.92% 0.177 274.5)
XYZ	xyz(22.3116, 17.3435, 70.5645)
Luminance	0.1734 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B68DD #DDD05B

analogous

#5BA9DD #5B68DD #8F5BDD

triadic

#5B68DD #DD5B68 #68DD5B

tetradic

#5B68DD #DD5BA9 #DDD05B #5BDD8F

square

#5B68DD #DD5BA9 #DDD05B #5BDD8F

split-complementary

#5B68DD #DD8F5B #A9DD5B

monochromatic

#212D9D #2B3CD0 #5B68DD #8E97E8 #C0C5F2

Accessibility & contrast

On white

4.70

#5B68DD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.47

#5B68DD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5B68DD

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B68DD	#FFFFFF	#000000	##FFFFFF
##5B68DD	1.00	4.70	4.47	4.70
#FFFFFF	4.70	1.00	21.00	1.00
#000000	4.47	21.00	1.00	21.00
##FFFFFF	4.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F79E1

Deuteranopia (green-blind)

#006EDB

Tritanopia (blue-blind)

#008398

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #5b68dd;
/* rgb */ color: rgb(91, 104, 221);
/* oklch */ color: oklch(56.9% 0.177 274.5);

Tailwind

colors: {
  custom: {
    50: '#9493e8',
    500: '#5b68dd',
    950: '#000000',
  },
}

SCSS

$custom: #5b68dd;
$custom-light: #9493e8;
$custom-dark: #000000;

JSON

{
  "hex": "#5b68dd",
  "rgb": {
    "r": 91,
    "g": 104,
    "b": 221
  },
  "hsl": {
    "h": 234,
    "s": 65.657,
    "l": 61.176
  },
  "oklch": {
    "l": 0.56917,
    "c": 0.17692,
    "h": 274.5
  },
  "luminance": 0.17345
}

Semantic roles & 50–950 ramp

primary

#5B68DD

secondary

#E2DDB1

accent

#BB18CE

background

#F9F9FE

surface

#F2F1FD

border

#CCCBD5

text

#0E0D16

muted

#7E7E84

Preview Lab

Preview with #5B68DD

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

Preview Lab → · Contrast checker → · Palette generator →