#631580#631580

#631580 is a dark, vivid purple. Relative luminance 0.047; OKLCH L 38.4% C 0.169 H 314.4°. Best body text is #FFFFFF at 10.77:1 contrast (WCAG AA passes).

Color values

HEX	#631580
RGB	rgb(99, 21, 128)
HSL	hsl(284, 72%, 29%)
HSV	hsv(284, 84%, 50%)
CMYK	cmyk(22.7%, 83.6%, 0%, 49.8%)
CIE-LAB	lab(26.00, 49.43, -42.85)
CIE-LCH	lch(26.00, 65.41, 319.08°)
OKLab	oklab(38.44% 0.1185 -0.1211)
OKLCH	oklch(38.44% 0.169 314.4)
XYZ	xyz(9.3094, 4.7478, 20.8439)
Luminance	0.0475 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631580 #328015

analogous

#2D1580 #631580 #801568

triadic

#631580 #806315 #158063

tetradic

#631580 #802D15 #328015 #156880

square

#631580 #802D15 #328015 #156880

split-complementary

#631580 #688015 #15802D

monochromatic

#14041A #3A0C4B #631580 #8C1EB5 #AF32DD

Accessibility & contrast

On white

10.77

#631580 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#631580 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631580

10.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631580	#FFFFFF	#000000	##FFFFFF
##631580	1.00	10.77	1.95	10.77
#FFFFFF	10.77	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003983

Deuteranopia (green-blind)

#0A3F7E

Tritanopia (blue-blind)

#60304C

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #631580;
/* rgb */ color: rgb(99, 21, 128);
/* oklch */ color: oklch(38.4% 0.169 314.4);

Tailwind

colors: {
  custom: {
    50: '#945ea6',
    500: '#631580',
    950: '#000000',
  },
}

SCSS

$custom: #631580;
$custom-light: #945ea6;
$custom-dark: #000000;

JSON

{
  "hex": "#631580",
  "rgb": {
    "r": 99,
    "g": 21,
    "b": 128
  },
  "hsl": {
    "h": 283.738,
    "s": 71.812,
    "l": 29.216
  },
  "oklch": {
    "l": 0.38444,
    "c": 0.16947,
    "h": 314.4
  },
  "luminance": 0.04747
}

Semantic roles & 50–950 ramp

primary

#631580

secondary

#5DB53C

accent

#EF396A

background

#F9F5FA

surface

#F2EAF4

border

#CCC6CE

text

#0E050F

muted

#7E797F

Preview Lab

Preview with #631580

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

Preview Lab → · Contrast checker → · Palette generator →