#641C52
Closest named color: Grape Purple (#5D1451). oklch(36.2% 0.122 339.3), rgb(100, 28, 82).
Aa
White text reads best on this color (11.47:1).
About this color
#641C52 is a dark, moderately saturated purple. In OKLCH its lightness is 36%, its chroma 0.122 and its hue 339°. Its hue sits on the warm side of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.023 away. White text reads best on it, at 11.47:1.
| Hue family | Purples |
| Lightness | dark (36%) |
| Chroma | moderately saturated (0.122) |
| Temperature | warm |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.82:1 |
| White text | 11.47:1 |
Values
| HEX | #641C52 |
| RGB | rgb(100, 28, 82) |
| HSL | hsl(315, 56%, 25%) |
| OKLCH | oklch(36.2% 0.122 339.3) |
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 #641C52 | 11.47:1 | AAA | Lc -99.4 | Preferred for body text |
| Black text on #641C52 | 1.82:1 | Fails | Lc 8.3 | Not readable |
| #641C52 text on white | 11.47:1 | AAA | Lc 95.6 | Preferred for body text |
| #641C52 text on black | 1.82:1 | Fails | Lc 0.0 | 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
#FBF2F8
oklch(97% 0.012 337.5)
-
Step 100
100
#F7E3F0
oklch(93.6% 0.028 338.6)
-
Step 200
200
#F1CDE4
oklch(88.5% 0.05 339.6)
-
Step 300
300
#E9AAD4
oklch(81% 0.091 339.4)
-
Step 400
400
#DB7ABE
oklch(70.8% 0.146 339.4)
-
Step 500
500
#CE53AD
oklch(63.1% 0.185 339.4)
-
Step 600
600
#B93099
oklch(55.5% 0.203 339.1)
-
Step 700
700
#9F2182
oklch(49% 0.188 339.4)
-
Step 800
800
#811F6A
oklch(42.7% 0.155 339.2)
-
Step 900
900 (this color)
#641C52
oklch(36.2% 0.122 339.3)
-
Step 950
950
#3E1432
oklch(27% 0.078 340.2)
#641C52 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) | #203254 | 0.132 |
| Deuteranopia (no green cones) | #373E50 | 0.115 |
| Tritanopia (no blue cones) | #6A1E34 | 0.056 |
| Achromatopsia (no color) | #393939 | 0.123 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #641C52
#641C52
oklch(36.2% 0.122 339.3)
- #004A2E
#004A2E
oklch(36.1% 0.082 160)
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 #641C52, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.023
- Velvet #750851 ΔE 0.039
- Rich Purple #720058 ΔE 0.040
- Merlot #730039 ΔE 0.055
- Plum Purple #4E0550 ΔE 0.067
- Red Purple #820747 ΔE 0.067
- Wine #80013F ΔE 0.068
- Deep Violet #490648 ΔE 0.077
Use #641C52 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.