#631071#631071

#631071 is a dark, vivid purple. Relative luminance 0.042; OKLCH L 36.9% C 0.161 H 321.2°. Best body text is #FFFFFF at 11.39:1 contrast (WCAG AA passes).

Color values

HEX	#631071
RGB	rgb(99, 16, 113)
HSL	hsl(291, 75%, 25%)
HSV	hsv(291, 86%, 44%)
CMYK	cmyk(12.4%, 85.8%, 0%, 55.7%)
CIE-LAB	lab(24.37, 47.91, -35.92)
CIE-LCH	lch(24.37, 59.88, 323.14°)
OKLab	oklab(36.94% 0.1251 -0.1008)
OKLCH	oklch(36.94% 0.161 321.2)
XYZ	xyz(8.3112, 4.2160, 15.9956)
Luminance	0.0421 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631071 #1E7110

analogous

#321071 #631071 #71104F

triadic

#631071 #716310 #107163

tetradic

#631071 #713210 #1E7110 #104F71

square

#631071 #713210 #1E7110 #104F71

split-complementary

#631071 #4F7110 #107132

monochromatic

#17041B #34083B #631071 #9218A7 #C11FDC

Accessibility & contrast

On white

11.39

#631071 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#631071 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631071

11.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631071	#FFFFFF	#000000	##FFFFFF
##631071	1.00	11.39	1.84	11.39
#FFFFFF	11.39	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003473

Deuteranopia (green-blind)

#1E3D6F

Tritanopia (blue-blind)

#642642

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #631071;
/* rgb */ color: rgb(99, 16, 113);
/* oklch */ color: oklch(36.9% 0.161 321.2);

Tailwind

colors: {
  custom: {
    50: '#935b9a',
    500: '#631071',
    950: '#000000',
  },
}

SCSS

$custom: #631071;
$custom-light: #935b9a;
$custom-dark: #000000;

JSON

{
  "hex": "#631071",
  "rgb": {
    "r": 99,
    "g": 16,
    "b": 113
  },
  "hsl": {
    "h": 291.34,
    "s": 75.194,
    "l": 25.294
  },
  "oklch": {
    "l": 0.36944,
    "c": 0.16068,
    "h": 321.2
  },
  "luminance": 0.04215
}

Semantic roles & 50–950 ramp

primary

#631071

secondary

#45A934

accent

#F23651

background

#F9F5F9

surface

#F2E9F2

border

#CCC5CC

text

#0D040E

muted

#7E797E

Preview Lab

Preview with #631071

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

Preview Lab → · Contrast checker → · Palette generator →