#642A6B
Closest named color: Grape Purple (#5D1451). oklch(39.4% 0.122 323.2), rgb(100, 42, 107).
Aa
White text reads best on this color (10.07:1).
About this color
#642A6B is a dark, moderately saturated purple. In OKLCH its lightness is 39%, its chroma 0.122 and its hue 323°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.059 away. White text reads best on it, at 10.07:1.
| Hue family | Purples |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.122) |
| Temperature | in between |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 2.08:1 |
| White text | 10.07:1 |
Values
| HEX | #642A6B |
| RGB | rgb(100, 42, 107) |
| HSL | hsl(294, 44%, 29%) |
| OKLCH | oklch(39.4% 0.122 323.2) |
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 #642A6B | 10.07:1 | AAA | Lc -97.0 | Preferred for body text |
| Black text on #642A6B | 2.08:1 | Fails | Lc 11.1 | Not readable |
| #642A6B text on white | 10.07:1 | AAA | Lc 92.9 | Preferred for body text |
| #642A6B text on black | 2.08:1 | Fails | Lc -9.6 | 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
#F3E4F4
oklch(93.5% 0.027 323.9)
-
Step 200
200
#EACEED
oklch(88.4% 0.052 323)
-
Step 300
300
#DEADE3
oklch(80.9% 0.092 323.3)
-
Step 400
400
#CC7FD5
oklch(70.7% 0.147 323.2)
-
Step 500
500
#BD5AC9
oklch(63% 0.187 323.2)
-
Step 600
600
#A93BB6
oklch(55.7% 0.204 323.3)
-
Step 700
700
#902B9D
oklch(49% 0.19 322.9)
-
Step 800
800
#75267F
oklch(42.6% 0.157 323)
-
Step 900
900 (this color)
#642A6B
oklch(39.4% 0.122 323.2)
-
Step 950
950
#38173C
oklch(27.1% 0.077 323.2)
#642A6B 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) | #1F3D6D | 0.120 |
| Deuteranopia (no green cones) | #334469 | 0.104 |
| Tritanopia (no blue cones) | #663346 | 0.073 |
| Achromatopsia (no color) | #424242 | 0.123 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #642A6B
#642A6B
oklch(39.4% 0.122 323.2)
- #0C550F
#0C550F
oklch(39.3% 0.122 143.2)
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 #642A6B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.059
- Rich Purple #720058 ΔE 0.062
- Velvet #750851 ΔE 0.066
- Rebecca Purple #663399 ΔE 0.077
- Purple #800080 ΔE 0.077
- Dark Slate Blue #483D8B ΔE 0.081
- Red Purple #820747 ΔE 0.089
- Royal Purple #4B006E ΔE 0.091
Use #642A6B 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.