#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
RGB	rgb(99, 25, 152)
HSL	hsl(275, 72%, 35%)
HSV	hsv(275, 84%, 60%)
CMYK	cmyk(34.9%, 83.6%, 0%, 40.4%)
CIE-LAB	lab(28.42, 53.37, -53.84)
CIE-LCH	lch(28.42, 75.81, 314.75°)
OKLab	oklab(40.74% 0.1091 -0.1535)
OKLCH	oklch(40.74% 0.188 305.4)
XYZ	xyz(11.1594, 5.6150, 30.1956)
Luminance	0.0561 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 7.85

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
##631998	1.00	9.89	2.12	9.89
#FFFFFF	9.89	1.00	21.00	1.00
#000000	2.12	21.00	1.00	21.00
##FFFFFF	9.89	1.00	21.00	1.00

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.

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