#631E97#631E97

#631E97 is a dark, vivid violet. Relative luminance 0.058; OKLCH L 41.1% C 0.183 H 305.3°. Best body text is #FFFFFF at 9.71:1 contrast (WCAG AA passes).

Color values

HEX	#631E97
RGB	rgb(99, 30, 151)
HSL	hsl(274, 67%, 35%)
HSV	hsv(274, 80%, 59%)
CMYK	cmyk(34.4%, 80.1%, 0%, 40.8%)
CIE-LAB	lab(28.94, 51.37, -52.37)
CIE-LCH	lch(28.94, 73.36, 314.45°)
OKLab	oklab(41.08% 0.1055 -0.1492)
OKLCH	oklch(41.08% 0.183 305.3)
XYZ	xyz(11.1945, 5.8156, 29.8049)
Luminance	0.0582 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 8.08

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631E97 #52971E

analogous

#261E97 #631E97 #971E8E

triadic

#631E97 #97631E #1E9763

tetradic

#631E97 #97261E #52971E #1E8E97

square

#631E97 #97261E #52971E #1E8E97

split-complementary

#631E97 #8E971E #1E9726

monochromatic

#200A31 #421464 #631E97 #8428CA #A153DD

Accessibility & contrast

On white

9.71

#631E97 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.16

#631E97 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631E97

9.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631E97	#FFFFFF	#000000	##FFFFFF
##631E97	1.00	9.71	2.16	9.71
#FFFFFF	9.71	1.00	21.00	1.00
#000000	2.16	21.00	1.00	21.00
##FFFFFF	9.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00429A

Deuteranopia (green-blind)

#004495

Tritanopia (blue-blind)

#593E5B

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #631e97;
/* rgb */ color: rgb(99, 30, 151);
/* oklch */ color: oklch(41.1% 0.183 305.3);

Tailwind

colors: {
  custom: {
    50: '#9563b6',
    500: '#631e97',
    950: '#000000',
  },
}

SCSS

$custom: #631e97;
$custom-light: #9563b6;
$custom-dark: #000000;

JSON

{
  "hex": "#631e97",
  "rgb": {
    "r": 99,
    "g": 30,
    "b": 151
  },
  "hsl": {
    "h": 274.215,
    "s": 66.851,
    "l": 35.49
  },
  "oklch": {
    "l": 0.4108,
    "c": 0.18275,
    "h": 305.3
  },
  "luminance": 0.05816
}

Semantic roles & 50–950 ramp

primary

#631E97

secondary

#81C051

accent

#EA3E88

background

#F9F6FB

surface

#F2EBF6

border

#CCC6D0

text

#0E0611

muted

#7E7A80

Preview Lab

Preview with #631E97

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

Preview Lab → · Contrast checker → · Palette generator →