#55539B#55539B

#55539B is a mid, moderate blue. Relative luminance 0.105; OKLCH L 47.9% C 0.114 H 282.5°. Best body text is #FFFFFF at 6.78:1 contrast (WCAG AA passes).

Color values

HEX	#55539B
RGB	rgb(85, 83, 155)
HSL	hsl(242, 30%, 47%)
HSV	hsv(242, 46%, 61%)
CMYK	cmyk(45.2%, 46.5%, 0%, 39.2%)
CIE-LAB	lab(38.70, 20.22, -39.16)
CIE-LCH	lch(38.70, 44.07, 297.31°)
OKLab	oklab(47.94% 0.0246 -0.1109)
OKLCH	oklch(47.94% 0.114 282.5)
XYZ	xyz(12.7542, 10.4838, 32.3555)
Luminance	0.1048 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#55539B #999B53

analogous

#53759B #55539B #79539B

triadic

#55539B #9B5553 #539B55

tetradic

#55539B #9B5375 #999B53 #539B79

square

#55539B #9B5375 #999B53 #539B79

split-complementary

#55539B #9B7953 #759B53

monochromatic

#29284B #3F3E73 #55539B #7776B5 #9F9ECB

Accessibility & contrast

On white

6.78

#55539B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.10

#55539B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #55539B

6.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##55539B	#FFFFFF	#000000	##FFFFFF
##55539B	1.00	6.78	3.10	6.78
#FFFFFF	6.78	1.00	21.00	1.00
#000000	3.10	21.00	1.00	21.00
##FFFFFF	6.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#375E9E

Deuteranopia (green-blind)

#335999

Tritanopia (blue-blind)

#3E626F

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #55539b;
/* rgb */ color: rgb(85, 83, 155);
/* oklch */ color: oklch(47.9% 0.114 282.5);

Tailwind

colors: {
  custom: {
    50: '#8983b9',
    500: '#55539b',
    950: '#000000',
  },
}

SCSS

$custom: #55539b;
$custom-light: #8983b9;
$custom-dark: #000000;

JSON

{
  "hex": "#55539b",
  "rgb": {
    "r": 85,
    "g": 83,
    "b": 155
  },
  "hsl": {
    "h": 241.667,
    "s": 30.252,
    "l": 46.667
  },
  "oklch": {
    "l": 0.47944,
    "c": 0.1136,
    "h": 282.5
  },
  "luminance": 0.10484
}

Semantic roles & 50–950 ramp

primary

#55539B

secondary

#B7B892

accent

#C661C4

background

#F8F8FB

surface

#F0EFF6

border

#CBCAD0

text

#0C0A11

muted

#7D7C80

Preview Lab

Preview with #55539B

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

Preview Lab → · Contrast checker → · Palette generator →