#631998#631998

#631998 is a dark, vivid violet. Relative luminance 0.056; OKLCH L 40.7% C 0.188 H 305.4°. Best body text is #FFFFFF at 9.89:1 contrast (WCAG AA passes).

Color values

HEX#631998
RGBrgb(99, 25, 152)
HSLhsl(275, 72%, 35%)
HSVhsv(275, 84%, 60%)
CMYKcmyk(34.9%, 83.6%, 0%, 40.4%)
CIE-LABlab(28.42, 53.37, -53.84)
CIE-LCHlch(28.42, 75.81, 314.75°)
OKLaboklab(40.74% 0.1091 -0.1535)
OKLCHoklch(40.74% 0.188 305.4)
XYZxyz(11.1594, 5.6150, 30.1956)
Luminance0.0561 (WCAG relative)
Temperaturecool
Familyviolet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#631998 #4E9819
analogous
#241998 #631998 #98198D
triadic
#631998 #986319 #199863
tetradic
#631998 #982419 #4E9819 #198D98
square
#631998 #982419 #4E9819 #198D98
split-complementary
#631998 #8D9819 #199824
monochromatic
#1F082F #411063 #631998 #8522CD #A24AE1

Accessibility & contrast

On white

9.89
#631998 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.12
#631998 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631998
9.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##631998#FFFFFF#000000##FFFFFF
##6319981.009.892.129.89
#FFFFFF9.891.0021.001.00
#0000002.1221.001.0021.00
##FFFFFF9.891.0021.001.00

Color blindness preview

Protanopia (red-blind)
#00419B
Deuteranopia (green-blind)
#004396
Tritanopia (blue-blind)
#593C5A
Achromatopsia (no color)
#434343

Design tokens & code

CSS
--color: #631998;
/* rgb */ color: rgb(99, 25, 152);
/* oklch */ color: oklch(40.7% 0.188 305.4);
Tailwind
colors: {
  custom: {
    50: '#9561b7',
    500: '#631998',
    950: '#000000',
  },
}
SCSS
$custom: #631998;
$custom-light: #9561b7;
$custom-dark: #000000;
JSON
{
  "hex": "#631998",
  "rgb": {
    "r": 99,
    "g": 25,
    "b": 152
  },
  "hsl": {
    "h": 274.961,
    "s": 71.751,
    "l": 34.706
  },
  "oklch": {
    "l": 0.40743,
    "c": 0.18831,
    "h": 305.4
  },
  "luminance": 0.05615
}

Semantic roles & 50–950 ramp

primary
#631998
secondary
#7CC34A
accent
#EE3985
background
#F9F6FB
surface
#F2EBF6
border
#CCC6D0
text
#0E0511
muted
#7E7A80

Preview Lab

Preview with #631998

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

Preview Lab → · Contrast checker → · Palette generator →

#631998 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva