#642A52
Closest named color: Grape Purple (#5D1451). oklch(38.1% 0.099 341), rgb(100, 42, 82).
Aa
White text reads best on this color (10.52:1).
About this color
#642A52 is a dark, moderately saturated purple. In OKLCH its lightness is 38%, its chroma 0.099 and its hue 341°. Its hue sits on the warm side of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.049 away. White text reads best on it, at 10.52:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | moderately saturated (0.099) |
| Temperature | warm |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.99:1 |
| White text | 10.52:1 |
Values
| HEX | #642A52 |
| RGB | rgb(100, 42, 82) |
| HSL | hsl(319, 41%, 28%) |
| OKLCH | oklch(38.1% 0.099 341) |
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 #642A52 | 10.52:1 | AAA | Lc -98.0 | Preferred for body text |
| Black text on #642A52 | 1.99:1 | Fails | Lc 9.9 | Not readable |
| #642A52 text on white | 10.52:1 | AAA | Lc 94.0 | Preferred for body text |
| #642A52 text on black | 1.99:1 | Fails | Lc -8.6 | 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
#FAF3F7
oklch(97.1% 0.009 341.8)
-
Step 100
100
#F5E5EE
oklch(93.7% 0.021 342.5)
-
Step 200
200
#EDCFE1
oklch(88.5% 0.041 341.3)
-
Step 300
300
#E3AECF
oklch(80.9% 0.075 341.1)
-
Step 400
400
#D282B7
oklch(70.7% 0.119 340.6)
-
Step 500
500
#C460A4
oklch(63% 0.151 341.1)
-
Step 600
600
#AF4490
oklch(55.6% 0.164 340.6)
-
Step 700
700
#96357A
oklch(49.1% 0.152 340.8)
-
Step 800
800
#7A2D63
oklch(42.7% 0.126 341.1)
-
Step 900
900 (this color)
#642A52
oklch(38.1% 0.099 341)
-
Step 950
950
#3A192F
oklch(27% 0.061 341.5)
#642A52 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) | #2D3953 | 0.105 |
| Deuteranopia (no green cones) | #3E4250 | 0.093 |
| Tritanopia (no blue cones) | #6A2B3A | 0.044 |
| Achromatopsia (no color) | #3F3F3F | 0.100 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #642A52
#642A52
oklch(38.1% 0.099 341)
- #005033
#005033
oklch(38.1% 0.085 160.7)
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 #642A52, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.049
- Velvet #750851 ΔE 0.055
- Purple Brown #673A3F ΔE 0.061
- Rich Purple #720058 ΔE 0.062
- Merlot #730039 ΔE 0.066
- Red Purple #820747 ΔE 0.071
- Wine #80013F ΔE 0.073
- Brownish Purple #76424E ΔE 0.079
Use #642A52 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.