#5550DA#5550DA

#5550DA is a mid, highly saturated blue. Relative luminance 0.127; OKLCH L 52.0% C 0.204 H 278.2°. Best body text is #FFFFFF at 5.92:1 contrast (WCAG AA passes).

Color values

HEX	#5550DA
RGB	rgb(85, 80, 218)
HSL	hsl(242, 65%, 58%)
HSV	hsv(242, 63%, 85%)
CMYK	cmyk(61%, 63.3%, 0%, 14.5%)
CIE-LAB	lab(42.35, 42.19, -70.14)
CIE-LCH	lch(42.35, 81.86, 301.03°)
OKLab	oklab(52.05% 0.0291 -0.202)
OKLCH	oklch(52.05% 0.204 278.2)
XYZ	xyz(19.2658, 12.7291, 67.7578)
Luminance	0.1273 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5550DA #D5DA50

analogous

#5090DA #5550DA #9A50DA

triadic

#5550DA #DA5550 #50DA55

tetradic

#5550DA #DA5090 #D5DA50 #50DA9A

square

#5550DA #DA5090 #D5DA50 #50DA9A

split-complementary

#5550DA #DA9A50 #90DA50

monochromatic

#231F91 #2F29C3 #5550DA #8683E5 #B7B5EF

Accessibility & contrast

On white

5.92

#5550DA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.55

#5550DA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5550DA

5.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5550DA	#FFFFFF	#000000	##FFFFFF
##5550DA	1.00	5.92	3.55	5.92
#FFFFFF	5.92	1.00	21.00	1.00
#000000	3.55	21.00	1.00	21.00
##FFFFFF	5.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006ADE

Deuteranopia (green-blind)

#005ED7

Tritanopia (blue-blind)

#00738E

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #5550da;
/* rgb */ color: rgb(85, 80, 218);
/* oklch */ color: oklch(52.0% 0.204 278.2);

Tailwind

colors: {
  custom: {
    50: '#9282e6',
    500: '#5550da',
    950: '#000000',
  },
}

SCSS

$custom: #5550da;
$custom-light: #9282e6;
$custom-dark: #000000;

JSON

{
  "hex": "#5550da",
  "rgb": {
    "r": 85,
    "g": 80,
    "b": 218
  },
  "hsl": {
    "h": 242.174,
    "s": 65.094,
    "l": 58.431
  },
  "oklch": {
    "l": 0.5205,
    "c": 0.20408,
    "h": 278.2
  },
  "luminance": 0.12731
}

Semantic roles & 50–950 ramp

primary

#5550DA

secondary

#DCDEA8

accent

#E840E2

background

#F9F8FE

surface

#F2EFFD

border

#CCCAD5

text

#0E0A16

muted

#7E7C84

Preview Lab

Preview with #5550DA

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

Preview Lab → · Contrast checker → · Palette generator →