#631174#631174

#631174 is a dark, vivid purple. Relative luminance 0.043; OKLCH L 37.2% C 0.162 H 319.7°. Best body text is #FFFFFF at 11.27:1 contrast (WCAG AA passes).

Color values

HEX	#631174
RGB	rgb(99, 17, 116)
HSL	hsl(290, 74%, 26%)
HSV	hsv(290, 85%, 45%)
CMYK	cmyk(14.7%, 85.3%, 0%, 54.5%)
CIE-LAB	lab(24.69, 48.21, -37.34)
CIE-LCH	lch(24.69, 60.98, 322.24°)
OKLab	oklab(37.23% 0.1239 -0.105)
OKLCH	oklch(37.23% 0.162 319.7)
XYZ	xyz(8.4980, 4.3149, 16.9049)
Luminance	0.0432 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Darkish Purple

#751973

ΔE00 4.51

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631174 #227411

analogous

#311174 #631174 #741153

triadic

#631174 #746311 #117463

tetradic

#631174 #743111 #227411 #115374

square

#631174 #743111 #227411 #115374

split-complementary

#631174 #537411 #117431

monochromatic

#17041B #35093F #631174 #9119A9 #BE21DE

Accessibility & contrast

On white

11.27

#631174 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#631174 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631174

11.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631174	#FFFFFF	#000000	##FFFFFF
##631174	1.00	11.27	1.86	11.27
#FFFFFF	11.27	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003577

Deuteranopia (green-blind)

#1B3D72

Tritanopia (blue-blind)

#632844

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #631174;
/* rgb */ color: rgb(99, 17, 116);
/* oklch */ color: oklch(37.2% 0.162 319.7);

Tailwind

colors: {
  custom: {
    50: '#935c9d',
    500: '#631174',
    950: '#000000',
  },
}

SCSS

$custom: #631174;
$custom-light: #935c9d;
$custom-dark: #000000;

JSON

{
  "hex": "#631174",
  "rgb": {
    "r": 99,
    "g": 17,
    "b": 116
  },
  "hsl": {
    "h": 289.697,
    "s": 74.436,
    "l": 26.078
  },
  "oklch": {
    "l": 0.37234,
    "c": 0.16239,
    "h": 319.7
  },
  "luminance": 0.04315
}

Semantic roles & 50–950 ramp

primary

#631174

secondary

#4AAB36

accent

#F13757

background

#F9F5F9

surface

#F2E9F2

border

#CCC5CC

text

#0D040E

muted

#7E797E

Preview Lab

Preview with #631174

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

Preview Lab → · Contrast checker → · Palette generator →