#5B59DD#5B59DD

#5B59DD is a mid, vivid blue. Relative luminance 0.146; OKLCH L 54.2% C 0.196 H 278.3°. Best body text is #FFFFFF at 5.36:1 contrast (WCAG AA passes).

Color values

HEX	#5B59DD
RGB	rgb(91, 89, 221)
HSL	hsl(241, 66%, 61%)
HSV	hsv(241, 60%, 87%)
CMYK	cmyk(58.8%, 59.7%, 0%, 13.3%)
CIE-LAB	lab(45.06, 38.74, -67.42)
CIE-LCH	lch(45.06, 77.76, 299.89°)
OKLab	oklab(54.22% 0.0283 -0.1938)
OKLCH	oklch(54.22% 0.196 278.3)
XYZ	xyz(20.9337, 14.5878, 70.1052)
Luminance	0.1459 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B59DD #DBDD59

analogous

#5999DD #5B59DD #9D59DD

triadic

#5B59DD #DD5B59 #59DD5B

tetradic

#5B59DD #DD5999 #DBDD59 #59DD9D

square

#5B59DD #DD5999 #DBDD59 #59DD9D

split-complementary

#5B59DD #DD9D59 #99DD59

monochromatic

#22209C #2D2ACF #5B59DD #8D8CE7 #BFBFF2

Accessibility & contrast

On white

5.36

#5B59DD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.92

#5B59DD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5B59DD

5.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B59DD	#FFFFFF	#000000	##FFFFFF
##5B59DD	1.00	5.36	3.92	5.36
#FFFFFF	5.36	1.00	21.00	1.00
#000000	3.92	21.00	1.00	21.00
##FFFFFF	5.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0070E1

Deuteranopia (green-blind)

#0065DA

Tritanopia (blue-blind)

#007992

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #5b59dd;
/* rgb */ color: rgb(91, 89, 221);
/* oklch */ color: oklch(54.2% 0.196 278.3);

Tailwind

colors: {
  custom: {
    50: '#9588e8',
    500: '#5b59dd',
    950: '#000000',
  },
}

SCSS

$custom: #5b59dd;
$custom-light: #9588e8;
$custom-dark: #000000;

JSON

{
  "hex": "#5b59dd",
  "rgb": {
    "r": 91,
    "g": 89,
    "b": 221
  },
  "hsl": {
    "h": 240.909,
    "s": 66,
    "l": 60.784
  },
  "oklch": {
    "l": 0.5422,
    "c": 0.19582,
    "h": 278.3
  },
  "luminance": 0.14589
}

Semantic roles & 50–950 ramp

primary

#5B59DD

secondary

#E1E2B0

accent

#CE18CB

background

#F9F8FE

surface

#F2F0FD

border

#CCCBD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #5B59DD

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

Preview Lab → · Contrast checker → · Palette generator →