#641671
Closest named color: Rich Purple (#720058). oklch(37.6% 0.155 321.4), rgb(100, 22, 113).
Aa
White text reads best on this color (11.08:1).
About this color
#641671 is a dark, vivid purple. In OKLCH its lightness is 38%, its chroma 0.155 and its hue 321°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rich Purple (#720058), ΔE 0.055 away. White text reads best on it, at 11.08:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | vivid (0.155) |
| Temperature | in between |
| Nearest name | Rich Purple (#720058) |
| Black text | 1.89:1 |
| White text | 11.08:1 |
Values
| HEX | #641671 |
| RGB | rgb(100, 22, 113) |
| HSL | hsl(291, 67%, 26%) |
| OKLCH | oklch(37.6% 0.155 321.4) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #641671 | 11.08:1 | AAA | Lc -98.5 | Preferred for body text |
| Black text on #641671 | 1.89:1 | Fails | Lc 9.4 | Not readable |
| #641671 text on white | 11.08:1 | AAA | Lc 94.5 | Preferred for body text |
| #641671 text on black | 1.89:1 | Fails | Lc -8.1 | Not readable |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 900.
-
Step 50
50
#FBF2FC
oklch(97.1% 0.016 322.7)
-
Step 100
100
#F5E3F8
oklch(93.6% 0.034 321.4)
-
Step 200
200
#EECCF3
oklch(88.6% 0.064 322)
-
Step 300
300
#E4A7EE
oklch(80.9% 0.117 321.7)
-
Step 400
400
#D473E5
oklch(70.6% 0.187 321.5)
-
Step 500
500
#C745DD
oklch(63.1% 0.238 321.5)
-
Step 600
600
#B20ECB
oklch(55.6% 0.259 321.2)
-
Step 700
700
#9800AD
oklch(49.1% 0.234 321.5)
-
Step 800
800
#7C068E
oklch(42.6% 0.199 321.2)
-
Step 900
900 (this color)
#641671
oklch(37.6% 0.155 321.4)
-
Step 950
950
#3B1042
oklch(26.9% 0.098 321.8)
#641671 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #003673 | 0.154 |
| Deuteranopia (no green cones) | #223E6F | 0.136 |
| Tritanopia (no blue cones) | #652943 | 0.094 |
| Achromatopsia (no color) | #3C3C3C | 0.157 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #641671
#641671
oklch(37.6% 0.155 321.4)
- #0A5000
#0A5000
oklch(37.6% 0.125 141.4)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #641671, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Purple #720058 ΔE 0.055
- Grape Purple #5D1451 ΔE 0.056
- Purple #800080 ΔE 0.063
- Royal Purple #4B006E ΔE 0.065
- Velvet #750851 ΔE 0.068
- Indigo #4B0082 ΔE 0.072
- Plum Purple #4E0550 ΔE 0.077
- Rebecca Purple #663399 ΔE 0.082
Use #641671 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.