#631D96#631D96

#631D96 is a dark, vivid violet. Relative luminance 0.057; OKLCH L 40.9% C 0.183 H 305.7°. Best body text is #FFFFFF at 9.78:1 contrast (WCAG AA passes).

Color values

HEX	#631D96
RGB	rgb(99, 29, 150)
HSL	hsl(275, 68%, 35%)
HSV	hsv(275, 81%, 59%)
CMYK	cmyk(34%, 80.7%, 0%, 41.2%)
CIE-LAB	lab(28.73, 51.51, -52.10)
CIE-LCH	lch(28.73, 73.27, 314.67°)
OKLab	oklab(40.91% 0.1066 -0.1484)
OKLCH	oklch(40.91% 0.183 305.7)
XYZ	xyz(11.0887, 5.7335, 29.3707)
Luminance	0.0573 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 7.89

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631D96 #50961D

analogous

#271D96 #631D96 #961D8C

triadic

#631D96 #96631D #1D9663

tetradic

#631D96 #96271D #50961D #1D8C96

square

#631D96 #96271D #50961D #1D8C96

split-complementary

#631D96 #8C961D #1D9627

monochromatic

#1F092F #411363 #631D96 #8527C9 #A250DD

Accessibility & contrast

On white

9.78

#631D96 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.15

#631D96 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631D96

9.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631D96	#FFFFFF	#000000	##FFFFFF
##631D96	1.00	9.78	2.15	9.78
#FFFFFF	9.78	1.00	21.00	1.00
#000000	2.15	21.00	1.00	21.00
##FFFFFF	9.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004299

Deuteranopia (green-blind)

#004494

Tritanopia (blue-blind)

#5A3D5A

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #631d96;
/* rgb */ color: rgb(99, 29, 150);
/* oklch */ color: oklch(40.9% 0.183 305.7);

Tailwind

colors: {
  custom: {
    50: '#9562b6',
    500: '#631d96',
    950: '#000000',
  },
}

SCSS

$custom: #631d96;
$custom-light: #9562b6;
$custom-dark: #000000;

JSON

{
  "hex": "#631d96",
  "rgb": {
    "r": 99,
    "g": 29,
    "b": 150
  },
  "hsl": {
    "h": 274.711,
    "s": 67.598,
    "l": 35.098
  },
  "oklch": {
    "l": 0.40906,
    "c": 0.18274,
    "h": 305.7
  },
  "luminance": 0.05733
}

Semantic roles & 50–950 ramp

primary

#631D96

secondary

#7FC04F

accent

#EA3D86

background

#F9F6FB

surface

#F2EBF6

border

#CCC6D0

text

#0E0611

muted

#7E7A80

Preview Lab

Preview with #631D96

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

Preview Lab → · Contrast checker → · Palette generator →