#642B61
Closest named color: Grape Purple (#5D1451). oklch(39% 0.11 329.5), rgb(100, 43, 97).
Aa
White text reads best on this color (10.19:1).
About this color
#642B61 is a dark, moderately saturated purple. In OKLCH its lightness is 39%, its chroma 0.110 and its hue 329°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.052 away. White text reads best on it, at 10.19:1.
| Hue family | Purples |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.110) |
| Temperature | in between |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 2.06:1 |
| White text | 10.19:1 |
Values
| HEX | #642B61 |
| RGB | rgb(100, 43, 97) |
| HSL | hsl(303, 40%, 28%) |
| OKLCH | oklch(39% 0.11 329.5) |
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 #642B61 | 10.19:1 | AAA | Lc -97.3 | Preferred for body text |
| Black text on #642B61 | 2.06:1 | Fails | Lc 10.7 | Not readable |
| #642B61 text on white | 10.19:1 | AAA | Lc 93.2 | Preferred for body text |
| #642B61 text on black | 2.06:1 | Fails | Lc -9.3 | 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
#FAF3F9
oklch(97.1% 0.011 330.1)
-
Step 100
100
#F4E4F2
oklch(93.6% 0.025 329.7)
-
Step 200
200
#EBCFE8
oklch(88.5% 0.045 329.4)
-
Step 300
300
#DFAEDB
oklch(80.9% 0.082 329)
-
Step 400
400
#CE81C8
oklch(70.7% 0.132 329.7)
-
Step 500
500
#C05EBA
oklch(63.2% 0.169 329.7)
-
Step 600
600
#AB40A6
oklch(55.6% 0.184 329.6)
-
Step 700
700
#92318E
oklch(49% 0.171 329.5)
-
Step 800
800
#772A74
oklch(42.7% 0.142 329.3)
-
Step 900
900 (this color)
#642B61
oklch(39% 0.11 329.5)
-
Step 950
950
#391837
oklch(27.1% 0.071 329.6)
#642B61 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) | #273C63 | 0.111 |
| Deuteranopia (no green cones) | #39445F | 0.098 |
| Tritanopia (no blue cones) | #673141 | 0.062 |
| Achromatopsia (no color) | #414141 | 0.111 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #642B61
#642B61
oklch(39% 0.11 329.5)
- #005422
#005422
oklch(39% 0.108 149.6)
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 #642B61, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.052
- Velvet #750851 ΔE 0.059
- Rich Purple #720058 ΔE 0.060
- Purple Brown #673A3F ΔE 0.079
- Red Purple #820747 ΔE 0.080
- Merlot #730039 ΔE 0.082
- Wine #80013F ΔE 0.085
- Brownish Purple #76424E ΔE 0.087
Use #642B61 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.