#641A5E
Closest named color: Grape Purple (#5D1451). oklch(36.7% 0.134 331.4), rgb(100, 26, 94).
Aa
White text reads best on this color (11.34:1).
About this color
#641A5E is a dark, moderately saturated purple. In OKLCH its lightness is 37%, its chroma 0.134 and its hue 331°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.028 away. White text reads best on it, at 11.34:1.
| Hue family | Purples |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.134) |
| Temperature | in between |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.85:1 |
| White text | 11.34:1 |
Values
| HEX | #641A5E |
| RGB | rgb(100, 26, 94) |
| HSL | hsl(305, 59%, 25%) |
| OKLCH | oklch(36.7% 0.134 331.4) |
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 #641A5E | 11.34:1 | AAA | Lc -99.1 | Preferred for body text |
| Black text on #641A5E | 1.85:1 | Fails | Lc 8.6 | Not readable |
| #641A5E text on white | 11.34:1 | AAA | Lc 95.3 | Preferred for body text |
| #641A5E text on black | 1.85:1 | Fails | Lc -7.4 | 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
#FBF2FA
oklch(97% 0.014 329.1)
-
Step 100
100
#F6E3F3
oklch(93.6% 0.029 330.9)
-
Step 200
200
#F0CCEA
oklch(88.5% 0.056 331.7)
-
Step 300
300
#E7A9DE
oklch(80.9% 0.1 331.6)
-
Step 400
400
#D977CE
oklch(70.7% 0.162 331.4)
-
Step 500
500
#CC4EC0
oklch(63.1% 0.205 331.6)
-
Step 600
600
#B728AD
oklch(55.6% 0.224 331.3)
-
Step 700
700
#9D1794
oklch(49.1% 0.208 331.4)
-
Step 800
800
#801878
oklch(42.7% 0.172 331.7)
-
Step 900
900 (this color)
#641A5E
oklch(36.7% 0.134 331.4)
-
Step 950
950
#3D1339
oklch(27.1% 0.085 331.5)
#641A5E 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) | #153460 | 0.143 |
| Deuteranopia (no green cones) | #313E5C | 0.122 |
| Tritanopia (no blue cones) | #68223A | 0.070 |
| Achromatopsia (no color) | #3A3A3A | 0.135 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #641A5E
#641A5E
oklch(36.7% 0.134 331.4)
- #004D22
#004D22
oklch(36.8% 0.099 151.2)
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 #641A5E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.028
- Rich Purple #720058 ΔE 0.037
- Velvet #750851 ΔE 0.044
- Plum Purple #4E0550 ΔE 0.065
- Merlot #730039 ΔE 0.072
- Red Purple #820747 ΔE 0.076
- Royal Purple #4B006E ΔE 0.078
- Deep Violet #490648 ΔE 0.079
Use #641A5E 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.