#6438D3#6438D3

#6438D3 is a mid, highly saturated violet. Relative luminance 0.102; OKLCH L 49.3% C 0.221 H 288.5°. Best body text is #FFFFFF at 6.89:1 contrast (WCAG AA passes).

Color values

HEX	#6438D3
RGB	rgb(100, 56, 211)
HSL	hsl(257, 64%, 52%)
HSV	hsv(257, 73%, 83%)
CMYK	cmyk(52.6%, 73.5%, 0%, 17.3%)
CIE-LAB	lab(38.27, 55.45, -72.75)
CIE-LCH	lch(38.27, 91.48, 307.31°)
OKLab	oklab(49.25% 0.07 -0.2092)
OKLCH	oklch(49.25% 0.221 288.5)
XYZ	xyz(18.4241, 10.2399, 62.6211)
Luminance	0.1024 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6438D3 #A7D338

analogous

#385AD3 #6438D3 #B138D3

triadic

#6438D3 #D36438 #38D364

tetradic

#6438D3 #D3385A #A7D338 #38D3B1

square

#6438D3 #D3385A #A7D338 #38D3B1

split-complementary

#6438D3 #D3B138 #5AD338

monochromatic

#341A76 #4B25A9 #6438D3 #8B6ADE #B29CE9

Accessibility & contrast

On white

6.89

#6438D3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.05

#6438D3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6438D3

6.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6438D3	#FFFFFF	#000000	##FFFFFF
##6438D3	1.00	6.89	3.05	6.89
#FFFFFF	6.89	1.00	21.00	1.00
#000000	3.05	21.00	1.00	21.00
##FFFFFF	6.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DD7

Deuteranopia (green-blind)

#0056D0

Tritanopia (blue-blind)

#396283

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #6438d3;
/* rgb */ color: rgb(100, 56, 211);
/* oklch */ color: oklch(49.3% 0.221 288.5);

Tailwind

colors: {
  custom: {
    50: '#9b73e2',
    500: '#6438d3',
    950: '#000000',
  },
}

SCSS

$custom: #6438d3;
$custom-light: #9b73e2;
$custom-dark: #000000;

JSON

{
  "hex": "#6438d3",
  "rgb": {
    "r": 100,
    "g": 56,
    "b": 211
  },
  "hsl": {
    "h": 257.032,
    "s": 63.786,
    "l": 52.353
  },
  "oklch": {
    "l": 0.49253,
    "c": 0.22055,
    "h": 288.5
  },
  "luminance": 0.10241
}

Semantic roles & 50–950 ramp

primary

#6438D3

secondary

#C2D592

accent

#E741B8

background

#FAF7FE

surface

#F4EDFC

border

#CEC8D5

text

#0F0815

muted

#7F7B84

Preview Lab

Preview with #6438D3

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

Preview Lab → · Contrast checker → · Palette generator →