#5B599D#5B599D

#5B599D is a mid, moderate blue. Relative luminance 0.118; OKLCH L 49.8% C 0.107 H 283.1°. Best body text is #FFFFFF at 6.25:1 contrast (WCAG AA passes).

Color values

HEX	#5B599D
RGB	rgb(91, 89, 157)
HSL	hsl(242, 28%, 48%)
HSV	hsv(242, 43%, 62%)
CMYK	cmyk(42%, 43.3%, 0%, 38.4%)
CIE-LAB	lab(40.90, 18.61, -36.82)
CIE-LCH	lch(40.90, 41.26, 296.81°)
OKLab	oklab(49.78% 0.0243 -0.1039)
OKLCH	oklch(49.78% 0.107 283.1)
XYZ	xyz(13.9708, 11.8027, 33.4338)
Luminance	0.1180 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B599D #9B9D59

analogous

#59799D #5B599D #7D599D

triadic

#5B599D #9D5B59 #599D5B

tetradic

#5B599D #9D5979 #9B9D59 #599D7D

square

#5B599D #9D5979 #9B9D59 #599D7D

split-complementary

#5B599D #9D7D59 #799D59

monochromatic

#2E2D4F #444376 #5B599D #7F7EB6 #A6A5CC

Accessibility & contrast

On white

6.25

#5B599D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.36

#5B599D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5B599D

6.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B599D	#FFFFFF	#000000	##FFFFFF
##5B599D	1.00	6.25	3.36	6.25
#FFFFFF	6.25	1.00	21.00	1.00
#000000	3.36	21.00	1.00	21.00
##FFFFFF	6.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4063A0

Deuteranopia (green-blind)

#3E5E9B

Tritanopia (blue-blind)

#476773

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #5b599d;
/* rgb */ color: rgb(91, 89, 157);
/* oklch */ color: oklch(49.8% 0.107 283.1);

Tailwind

colors: {
  custom: {
    50: '#8d87ba',
    500: '#5b599d',
    950: '#000000',
  },
}

SCSS

$custom: #5b599d;
$custom-light: #8d87ba;
$custom-dark: #000000;

JSON

{
  "hex": "#5b599d",
  "rgb": {
    "r": 91,
    "g": 89,
    "b": 157
  },
  "hsl": {
    "h": 241.765,
    "s": 27.642,
    "l": 48.235
  },
  "oklch": {
    "l": 0.49776,
    "c": 0.1067,
    "h": 283.1
  },
  "luminance": 0.11803
}

Semantic roles & 50–950 ramp

primary

#5B599D

secondary

#B9BA98

accent

#C464C1

background

#F8F8FB

surface

#F0EFF6

border

#CBCAD0

text

#0C0B11

muted

#7D7C80

Preview Lab

Preview with #5B599D

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

Preview Lab → · Contrast checker → · Palette generator →