#5B5CD2#5B5CD2

#5B5CD2 is a mid, vivid blue. Relative luminance 0.145; OKLCH L 53.9% C 0.177 H 278.3°. Best body text is #FFFFFF at 5.38:1 contrast (WCAG AA passes).

Color values

HEX	#5B5CD2
RGB	rgb(91, 92, 210)
HSL	hsl(239, 57%, 59%)
HSV	hsv(239, 57%, 82%)
CMYK	cmyk(56.7%, 56.2%, 0%, 17.6%)
CIE-LAB	lab(44.98, 33.39, -61.27)
CIE-LCH	lch(44.98, 69.78, 298.59°)
OKLab	oklab(53.91% 0.0255 -0.1757)
OKLCH	oklch(53.91% 0.178 278.3)
XYZ	xyz(19.7707, 14.5302, 62.7231)
Luminance	0.1453 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B5CD2 #D2D15B

analogous

#5B98D2 #5B5CD2 #965BD2

triadic

#5B5CD2 #D25B5C #5CD25B

tetradic

#5B5CD2 #D25B98 #D2D15B #5BD296

square

#5B5CD2 #D25B98 #D2D15B #5BD296

split-complementary

#5B5CD2 #D2965B #98D25B

monochromatic

#26278C #3435BC #5B5CD2 #8B8CDF #BBBBEC

Accessibility & contrast

On white

5.38

#5B5CD2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.91

#5B5CD2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5B5CD2

5.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B5CD2	#FFFFFF	#000000	##FFFFFF
##5B5CD2	1.00	5.38	3.91	5.38
#FFFFFF	5.38	1.00	21.00	1.00
#000000	3.91	21.00	1.00	21.00
##FFFFFF	5.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006FD6

Deuteranopia (green-blind)

#0066D0

Tritanopia (blue-blind)

#16788E

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #5b5cd2;
/* rgb */ color: rgb(91, 92, 210);
/* oklch */ color: oklch(53.9% 0.177 278.3);

Tailwind

colors: {
  custom: {
    50: '#938ae1',
    500: '#5b5cd2',
    950: '#000000',
  },
}

SCSS

$custom: #5b5cd2;
$custom-light: #938ae1;
$custom-dark: #000000;

JSON

{
  "hex": "#5b5cd2",
  "rgb": {
    "r": 91,
    "g": 92,
    "b": 210
  },
  "hsl": {
    "h": 239.496,
    "s": 56.938,
    "l": 59.02
  },
  "oklch": {
    "l": 0.53911,
    "c": 0.1775,
    "h": 278.3
  },
  "luminance": 0.14532
}

Semantic roles & 50–950 ramp

primary

#5B5CD2

secondary

#DCDBAD

accent

#DF48E0

background

#F9F8FD

surface

#F2F0FB

border

#CCCBD4

text

#0E0B15

muted

#7E7C83

Preview Lab

Preview with #5B5CD2

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

Preview Lab → · Contrast checker → · Palette generator →