#631A77#631A77

#631A77 is a dark, vivid purple. Relative luminance 0.047; OKLCH L 38.2% C 0.156 H 317.8°. Best body text is #FFFFFF at 10.80:1 contrast (WCAG AA passes).

Color values

HEX	#631A77
RGB	rgb(99, 26, 119)
HSL	hsl(287, 64%, 28%)
HSV	hsv(287, 78%, 47%)
CMYK	cmyk(16.8%, 78.2%, 0%, 53.3%)
CIE-LAB	lab(25.93, 45.83, -37.25)
CIE-LCH	lch(25.93, 59.06, 320.89°)
OKLab	oklab(38.18% 0.1157 -0.1048)
OKLCH	oklch(38.18% 0.156 317.8)
XYZ	xyz(8.8443, 4.7237, 17.8951)
Luminance	0.0472 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631A77 #2E771A

analogous

#341A77 #631A77 #771A5C

triadic

#631A77 #77631A #1A7763

tetradic

#631A77 #77341A #2E771A #1A5C77

square

#631A77 #77341A #2E771A #1A5C77

split-complementary

#631A77 #5C771A #1A7734

monochromatic

#150519 #390F45 #631A77 #8D25A9 #B238D3

Accessibility & contrast

On white

10.80

#631A77 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#631A77 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631A77

10.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631A77	#FFFFFF	#000000	##FFFFFF
##631A77	1.00	10.80	1.94	10.80
#FFFFFF	10.80	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00397A

Deuteranopia (green-blind)

#1E4075

Tritanopia (blue-blind)

#622E47

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #631a77;
/* rgb */ color: rgb(99, 26, 119);
/* oklch */ color: oklch(38.2% 0.156 317.8);

Tailwind

colors: {
  custom: {
    50: '#935f9f',
    500: '#631a77',
    950: '#000000',
  },
}

SCSS

$custom: #631a77;
$custom-light: #935f9f;
$custom-dark: #000000;

JSON

{
  "hex": "#631a77",
  "rgb": {
    "r": 99,
    "g": 26,
    "b": 119
  },
  "hsl": {
    "h": 287.097,
    "s": 64.138,
    "l": 28.431
  },
  "oklch": {
    "l": 0.38182,
    "c": 0.15608,
    "h": 317.8
  },
  "luminance": 0.04723
}

Semantic roles & 50–950 ramp

primary

#631A77

secondary

#58AC41

accent

#E74164

background

#F9F5F9

surface

#F2EAF2

border

#CCC6CC

text

#0D050E

muted

#7E797E

Preview Lab

Preview with #631A77

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

Preview Lab → · Contrast checker → · Palette generator →