#631E71#631E71

#631E71 is a dark, vivid purple. Relative luminance 0.048; OKLCH L 38.2% C 0.146 H 320.4°. Best body text is #FFFFFF at 10.74:1 contrast (WCAG AA passes).

Color values

HEX	#631E71
RGB	rgb(99, 30, 113)
HSL	hsl(290, 58%, 28%)
HSV	hsv(290, 73%, 44%)
CMYK	cmyk(12.4%, 73.5%, 0%, 55.7%)
CIE-LAB	lab(26.08, 43.00, -33.18)
CIE-LCH	lch(26.08, 54.31, 322.34°)
OKLab	oklab(38.16% 0.1121 -0.0929)
OKLCH	oklch(38.16% 0.146 320.4)
XYZ	xyz(8.5901, 4.7739, 16.0886)
Luminance	0.0477 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631E71 #2C711E

analogous

#3A1E71 #631E71 #711E55

triadic

#631E71 #71631E #1E7163

tetradic

#631E71 #713A1E #2C711E #1E5571

square

#631E71 #713A1E #2C711E #1E5571

split-complementary

#631E71 #55711E #1E713A

monochromatic

#150618 #391141 #631E71 #8D2BA1 #B43ECC

Accessibility & contrast

On white

10.74

#631E71 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#631E71 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631E71

10.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631E71	#FFFFFF	#000000	##FFFFFF
##631E71	1.00	10.74	1.95	10.74
#FFFFFF	10.74	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003973

Deuteranopia (green-blind)

#26406F

Tritanopia (blue-blind)

#642D45

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #631e71;
/* rgb */ color: rgb(99, 30, 113);
/* oklch */ color: oklch(38.2% 0.146 320.4);

Tailwind

colors: {
  custom: {
    50: '#92619a',
    500: '#631e71',
    950: '#000000',
  },
}

SCSS

$custom: #631e71;
$custom-light: #92619a;
$custom-dark: #000000;

JSON

{
  "hex": "#631e71",
  "rgb": {
    "r": 99,
    "g": 30,
    "b": 113
  },
  "hsl": {
    "h": 289.88,
    "s": 58.042,
    "l": 28.039
  },
  "oklch": {
    "l": 0.38156,
    "c": 0.14555,
    "h": 320.4
  },
  "luminance": 0.04773
}

Semantic roles & 50–950 ramp

primary

#631E71

secondary

#56A546

accent

#E14761

background

#F9F5F9

surface

#F2EAF2

border

#CCC6CC

text

#0D050E

muted

#7E797E

Preview Lab

Preview with #631E71

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

Preview Lab → · Contrast checker → · Palette generator →