#63398F#63398F

#63398F is a dark, vivid violet. Relative luminance 0.076; OKLCH L 43.8% C 0.139 H 303.7°. Best body text is #FFFFFF at 8.36:1 contrast (WCAG AA passes).

Color values

HEX	#63398F
RGB	rgb(99, 57, 143)
HSL	hsl(269, 43%, 39%)
HSV	hsv(269, 60%, 56%)
CMYK	cmyk(30.8%, 60.1%, 0%, 43.9%)
CIE-LAB	lab(33.05, 36.33, -40.81)
CIE-LCH	lch(33.05, 54.64, 311.67°)
OKLab	oklab(43.84% 0.077 -0.1154)
OKLCH	oklch(43.84% 0.139 303.7)
XYZ	xyz(11.5655, 7.5621, 26.8316)
Luminance	0.0756 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63398F #658F39

analogous

#393A8F #63398F #8E398F

triadic

#63398F #8F6339 #398F63

tetradic

#63398F #8F393A #658F39 #398F8E

square

#63398F #8F393A #658F39 #398F8E

split-complementary

#63398F #8F8E39 #3A8F39

monochromatic

#261637 #452863 #63398F #814DB8 #A079CA

Accessibility & contrast

On white

8.36

#63398F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.51

#63398F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #63398F

8.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63398F	#FFFFFF	#000000	##FFFFFF
##63398F	1.00	8.36	2.51	8.36
#FFFFFF	8.36	1.00	21.00	1.00
#000000	2.51	21.00	1.00	21.00
##FFFFFF	8.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#114D92

Deuteranopia (green-blind)

#254E8D

Tritanopia (blue-blind)

#5B4A5E

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #63398f;
/* rgb */ color: rgb(99, 57, 143);
/* oklch */ color: oklch(43.8% 0.139 303.7);

Tailwind

colors: {
  custom: {
    50: '#9271b0',
    500: '#63398f',
    950: '#000000',
  },
}

SCSS

$custom: #63398f;
$custom-light: #9271b0;
$custom-dark: #000000;

JSON

{
  "hex": "#63398f",
  "rgb": {
    "r": 99,
    "g": 57,
    "b": 143
  },
  "hsl": {
    "h": 269.302,
    "s": 43,
    "l": 39.216
  },
  "oklch": {
    "l": 0.43835,
    "c": 0.13871,
    "h": 303.7
  },
  "luminance": 0.07562
}

Semantic roles & 50–950 ramp

primary

#63398F

secondary

#93B371

accent

#D35595

background

#F9F6FA

surface

#F2ECF5

border

#CCC7CF

text

#0D0810

muted

#7E7B7F

Preview Lab

Preview with #63398F

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

Preview Lab → · Contrast checker → · Palette generator →