#631A67#631A67

#631A67 is a dark, vivid purple. Relative luminance 0.044; OKLCH L 37.1% C 0.141 H 325.7°. Best body text is #FFFFFF at 11.20:1 contrast (WCAG AA passes).

Color values

HEX	#631A67
RGB	rgb(99, 26, 103)
HSL	hsl(297, 60%, 25%)
HSV	hsv(297, 75%, 40%)
CMYK	cmyk(3.9%, 74.8%, 0%, 59.6%)
CIE-LAB	lab(24.86, 42.65, -28.67)
CIE-LCH	lch(24.86, 51.39, 326.10°)
OKLab	oklab(37.08% 0.1169 -0.0797)
OKLCH	oklch(37.08% 0.141 325.7)
XYZ	xyz(7.9630, 4.3712, 13.2536)
Luminance	0.0437 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631A67 #1E671A

analogous

#3C1A67 #631A67 #671A44

triadic

#631A67 #67631A #1A6763

tetradic

#631A67 #673C1A #1E671A #1A4467

square

#631A67 #673C1A #1E671A #1A4467

split-complementary

#631A67 #44671A #1A673C

monochromatic

#170618 #340E36 #631A67 #922698 #C133C9

Accessibility & contrast

On white

11.20

#631A67 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#631A67 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631A67

11.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631A67	#FFFFFF	#000000	##FFFFFF
##631A67	1.00	11.20	1.87	11.20
#FFFFFF	11.20	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#073569

Deuteranopia (green-blind)

#2B3E65

Tritanopia (blue-blind)

#66273F

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #631a67;
/* rgb */ color: rgb(99, 26, 103);
/* oklch */ color: oklch(37.1% 0.141 325.7);

Tailwind

colors: {
  custom: {
    50: '#925f93',
    500: '#631a67',
    950: '#000000',
  },
}

SCSS

$custom: #631a67;
$custom-light: #925f93;
$custom-dark: #000000;

JSON

{
  "hex": "#631a67",
  "rgb": {
    "r": 99,
    "g": 26,
    "b": 103
  },
  "hsl": {
    "h": 296.883,
    "s": 59.69,
    "l": 25.294
  },
  "oklch": {
    "l": 0.37077,
    "c": 0.14144,
    "h": 325.7
  },
  "luminance": 0.04371
}

Semantic roles & 50–950 ramp

primary

#631A67

secondary

#459D40

accent

#E3454D

background

#F9F5F9

surface

#F2EAF1

border

#CCC6CB

text

#0D050D

muted

#7E797E

Preview Lab

Preview with #631A67

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

Preview Lab → · Contrast checker → · Palette generator →