#642A67
Closest named color: Grape Purple (#5D1451). oklch(39.2% 0.118 325.6), rgb(100, 42, 103).
Aa
White text reads best on this color (10.15:1).
About this color
#642A67 is a dark, moderately saturated purple. In OKLCH its lightness is 39%, its chroma 0.118 and its hue 326°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.055 away. White text reads best on it, at 10.15:1.
| Hue family | Purples |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.118) |
| Temperature | in between |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 2.06:1 |
| White text | 10.15:1 |
Values
| HEX | #642A67 |
| RGB | rgb(100, 42, 103) |
| HSL | hsl(297, 42%, 28%) |
| OKLCH | oklch(39.2% 0.118 325.6) |
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 #642A67 | 10.15:1 | AAA | Lc -97.2 | Preferred for body text |
| Black text on #642A67 | 2.06:1 | Fails | Lc 10.9 | Not readable |
| #642A67 text on white | 10.15:1 | AAA | Lc 93.1 | Preferred for body text |
| #642A67 text on black | 2.06:1 | Fails | Lc -9.4 | 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
#FAF3FA
oklch(97.2% 0.012 325.7)
-
Step 100
100
#F3E4F3
oklch(93.5% 0.026 325.8)
-
Step 200
200
#EBCEEB
oklch(88.4% 0.05 326)
-
Step 300
300
#DFADE0
oklch(80.9% 0.089 325.7)
-
Step 400
400
#CD7FD0
oklch(70.6% 0.142 325.6)
-
Step 500
500
#BF5BC4
oklch(63.2% 0.182 325.6)
-
Step 600
600
#AA3CB0
oklch(55.6% 0.198 325.7)
-
Step 700
700
#912D97
oklch(49% 0.183 325.5)
-
Step 800
800
#76277B
oklch(42.7% 0.152 325.3)
-
Step 900
900 (this color)
#642A67
oklch(39.2% 0.118 325.6)
-
Step 950
950
#38173A
oklch(26.9% 0.075 325.2)
#642A67 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) | #223D69 | 0.117 |
| Deuteranopia (no green cones) | #354465 | 0.103 |
| Tritanopia (no blue cones) | #663244 | 0.069 |
| Achromatopsia (no color) | #414141 | 0.119 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #642A67
#642A67
oklch(39.2% 0.118 325.6)
- #045517
#045517
oklch(39.2% 0.118 145.7)
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 #642A67, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.055
- Rich Purple #720058 ΔE 0.060
- Velvet #750851 ΔE 0.062
- Purple #800080 ΔE 0.081
- Rebecca Purple #663399 ΔE 0.083
- Red Purple #820747 ΔE 0.085
- Dark Slate Blue #483D8B ΔE 0.086
- Merlot #730039 ΔE 0.089
Use #642A67 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.