#631674#631674

#631674 is a dark, vivid purple. Relative luminance 0.045; OKLCH L 37.6% C 0.158 H 319.5°. Best body text is #FFFFFF at 11.07:1 contrast (WCAG AA passes).

Color values

HEX	#631674
RGB	rgb(99, 22, 116)
HSL	hsl(289, 68%, 27%)
HSV	hsv(289, 81%, 45%)
CMYK	cmyk(14.7%, 81%, 0%, 54.5%)
CIE-LAB	lab(25.22, 46.65, -36.48)
CIE-LCH	lch(25.22, 59.22, 321.97°)
OKLab	oklab(37.61% 0.1198 -0.1025)
OKLCH	oklch(37.61% 0.158 319.5)
XYZ	xyz(8.5845, 4.4879, 16.9337)
Luminance	0.0449 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631674 #277416

analogous

#341674 #631674 #741656

triadic

#631674 #746316 #167463

tetradic

#631674 #743416 #277416 #165674

square

#631674 #743416 #277416 #165674

split-complementary

#631674 #567416 #167434

monochromatic

#16051A #370C41 #631674 #8F20A7 #B82DD7

Accessibility & contrast

On white

11.07

#631674 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#631674 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631674

11.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631674	#FFFFFF	#000000	##FFFFFF
##631674	1.00	11.07	1.90	11.07
#FFFFFF	11.07	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003777

Deuteranopia (green-blind)

#1E3E72

Tritanopia (blue-blind)

#632A45

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #631674;
/* rgb */ color: rgb(99, 22, 116);
/* oklch */ color: oklch(37.6% 0.158 319.5);

Tailwind

colors: {
  custom: {
    50: '#935e9d',
    500: '#631674',
    950: '#000000',
  },
}

SCSS

$custom: #631674;
$custom-light: #935e9d;
$custom-dark: #000000;

JSON

{
  "hex": "#631674",
  "rgb": {
    "r": 99,
    "g": 22,
    "b": 116
  },
  "hsl": {
    "h": 289.149,
    "s": 68.116,
    "l": 27.059
  },
  "oklch": {
    "l": 0.37612,
    "c": 0.15766,
    "h": 319.5
  },
  "luminance": 0.04487
}

Semantic roles & 50–950 ramp

primary

#631674

secondary

#50AA3C

accent

#EB3D5C

background

#F9F5F9

surface

#F2E9F2

border

#CCC5CC

text

#0D050E

muted

#7E797E

Preview Lab

Preview with #631674

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

Preview Lab → · Contrast checker → · Palette generator →