#631180#631180

#631180 is a dark, vivid purple. Relative luminance 0.046; OKLCH L 38.2% C 0.173 H 314.6°. Best body text is #FFFFFF at 10.92:1 contrast (WCAG AA passes).

Color values

HEX	#631180
RGB	rgb(99, 17, 128)
HSL	hsl(284, 77%, 28%)
HSV	hsv(284, 87%, 50%)
CMYK	cmyk(22.7%, 86.7%, 0%, 49.8%)
CIE-LAB	lab(25.60, 50.61, -43.50)
CIE-LCH	lch(25.60, 66.73, 319.32°)
OKLab	oklab(38.16% 0.1214 -0.123)
OKLCH	oklch(38.16% 0.173 314.6)
XYZ	xyz(9.2417, 4.6124, 20.8214)
Luminance	0.0461 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631180 #2E8011

analogous

#2B1180 #631180 #801165

triadic

#631180 #806311 #118063

tetradic

#631180 #802B11 #2E8011 #116580

square

#631180 #802B11 #2E8011 #116580

split-complementary

#631180 #658011 #11802B

monochromatic

#15041B #390A4A #631180 #8D18B6 #B229E3

Accessibility & contrast

On white

10.92

#631180 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#631180 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631180

10.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631180	#FFFFFF	#000000	##FFFFFF
##631180	1.00	10.92	1.92	10.92
#FFFFFF	10.92	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003883

Deuteranopia (green-blind)

#053F7E

Tritanopia (blue-blind)

#602E4B

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #631180;
/* rgb */ color: rgb(99, 17, 128);
/* oklch */ color: oklch(38.2% 0.173 314.6);

Tailwind

colors: {
  custom: {
    50: '#945ca6',
    500: '#631180',
    950: '#000000',
  },
}

SCSS

$custom: #631180;
$custom-light: #945ca6;
$custom-dark: #000000;

JSON

{
  "hex": "#631180",
  "rgb": {
    "r": 99,
    "g": 17,
    "b": 128
  },
  "hsl": {
    "h": 284.324,
    "s": 76.552,
    "l": 28.431
  },
  "oklch": {
    "l": 0.38162,
    "c": 0.17286,
    "h": 314.6
  },
  "luminance": 0.04612
}

Semantic roles & 50–950 ramp

primary

#631180

secondary

#58B637

accent

#F33566

background

#F9F5FA

surface

#F2E9F4

border

#CCC5CE

text

#0E050F

muted

#7E797F

Preview Lab

Preview with #631180

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

Preview Lab → · Contrast checker → · Palette generator →