#673DD3#673DD3

#673DD3 is a mid, highly saturated violet. Relative luminance 0.109; OKLCH L 50.2% C 0.215 H 289.0°. Best body text is #FFFFFF at 6.59:1 contrast (WCAG AA passes).

Color values

HEX	#673DD3
RGB	rgb(103, 61, 211)
HSL	hsl(257, 63%, 53%)
HSV	hsv(257, 71%, 83%)
CMYK	cmyk(51.2%, 71.1%, 0%, 17.3%)
CIE-LAB	lab(39.45, 53.43, -70.81)
CIE-LCH	lch(39.45, 88.70, 307.04°)
OKLab	oklab(50.16% 0.0702 -0.2034)
OKLCH	oklch(50.16% 0.215 289)
XYZ	xyz(19.0167, 10.9233, 62.7218)
Luminance	0.1092 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 3.50

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#673DD3 #A9D33D

analogous

#3D5ED3 #673DD3 #B23DD3

triadic

#673DD3 #D3673D #3DD367

tetradic

#673DD3 #D33D5E #A9D33D #3DD3B2

square

#673DD3 #D33D5E #A9D33D #3DD3B2

split-complementary

#673DD3 #D3B23D #5ED33D

monochromatic

#361C7A #4C27AC #673DD3 #8E6FDE #B5A1EA

Accessibility & contrast

On white

6.59

#673DD3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.18

#673DD3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #673DD3

6.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##673DD3	#FFFFFF	#000000	##FFFFFF
##673DD3	1.00	6.59	3.18	6.59
#FFFFFF	6.59	1.00	21.00	1.00
#000000	3.18	21.00	1.00	21.00
##FFFFFF	6.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0060D7

Deuteranopia (green-blind)

#0059D0

Tritanopia (blue-blind)

#3F6584

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #673dd3;
/* rgb */ color: rgb(103, 61, 211);
/* oklch */ color: oklch(50.2% 0.215 289.0);

Tailwind

colors: {
  custom: {
    50: '#9c76e2',
    500: '#673dd3',
    950: '#000000',
  },
}

SCSS

$custom: #673dd3;
$custom-light: #9c76e2;
$custom-dark: #000000;

JSON

{
  "hex": "#673dd3",
  "rgb": {
    "r": 103,
    "g": 61,
    "b": 211
  },
  "hsl": {
    "h": 256.8,
    "s": 63.025,
    "l": 53.333
  },
  "oklch": {
    "l": 0.5016,
    "c": 0.21514,
    "h": 289
  },
  "luminance": 0.10924
}

Semantic roles & 50–950 ramp

primary

#673DD3

secondary

#C4D696

accent

#E642B8

background

#FAF7FE

surface

#F4EDFC

border

#CEC8D5

text

#0F0915

muted

#7F7B84

Preview Lab

Preview with #673DD3

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

Preview Lab → · Contrast checker → · Palette generator →