#631A98#631A98

#631A98 is a dark, vivid violet. Relative luminance 0.057; OKLCH L 40.8% C 0.187 H 305.3°. Best body text is #FFFFFF at 9.85:1 contrast (WCAG AA passes).

Color values

HEX	#631A98
RGB	rgb(99, 26, 152)
HSL	hsl(275, 71%, 35%)
HSV	hsv(275, 83%, 60%)
CMYK	cmyk(34.9%, 82.9%, 0%, 40.4%)
CIE-LAB	lab(28.53, 53.04, -53.65)
CIE-LCH	lch(28.53, 75.44, 314.67°)
OKLab	oklab(40.82% 0.1084 -0.1529)
OKLCH	oklch(40.82% 0.187 305.3)
XYZ	xyz(11.1812, 5.6585, 30.2028)
Luminance	0.0566 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 7.91

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631A98 #4F981A

analogous

#241A98 #631A98 #981A8E

triadic

#631A98 #98631A #1A9863

tetradic

#631A98 #98241A #4F981A #1A8E98

square

#631A98 #98241A #4F981A #1A8E98

split-complementary

#631A98 #8E981A #1A9824

monochromatic

#1F082F #411164 #631A98 #8523CC #A24CE0

Accessibility & contrast

On white

9.85

#631A98 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.13

#631A98 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631A98

9.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631A98	#FFFFFF	#000000	##FFFFFF
##631A98	1.00	9.85	2.13	9.85
#FFFFFF	9.85	1.00	21.00	1.00
#000000	2.13	21.00	1.00	21.00
##FFFFFF	9.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00419B

Deuteranopia (green-blind)

#004396

Tritanopia (blue-blind)

#593D5A

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #631a98;
/* rgb */ color: rgb(99, 26, 152);
/* oklch */ color: oklch(40.8% 0.187 305.3);

Tailwind

colors: {
  custom: {
    50: '#9561b7',
    500: '#631a98',
    950: '#000000',
  },
}

SCSS

$custom: #631a98;
$custom-light: #9561b7;
$custom-dark: #000000;

JSON

{
  "hex": "#631a98",
  "rgb": {
    "r": 99,
    "g": 26,
    "b": 152
  },
  "hsl": {
    "h": 274.762,
    "s": 70.787,
    "l": 34.902
  },
  "oklch": {
    "l": 0.40822,
    "c": 0.18745,
    "h": 305.3
  },
  "luminance": 0.05658
}

Semantic roles & 50–950 ramp

primary

#631A98

secondary

#7DC24B

accent

#EE3A86

background

#F9F6FB

surface

#F2EBF6

border

#CCC6D0

text

#0E0511

muted

#7E7A80

Preview Lab

Preview with #631A98

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

Preview Lab → · Contrast checker → · Palette generator →