#642D5E
Closest named color: Grape Purple (#5D1451). oklch(39.1% 0.104 331.6), rgb(100, 45, 94).
Aa
White text reads best on this color (10.10:1).
About this color
#642D5E is a dark, moderately saturated purple. In OKLCH its lightness is 39%, its chroma 0.104 and its hue 332°. 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 10.10:1.
| Hue family | Purples |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.104) |
| Temperature | in between |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 2.07:1 |
| White text | 10.10:1 |
Values
| HEX | #642D5E |
| RGB | rgb(100, 45, 94) |
| HSL | hsl(307, 38%, 28%) |
| OKLCH | oklch(39.1% 0.104 331.6) |
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 #642D5E | 10.10:1 | AAA | Lc -97.2 | Preferred for body text |
| Black text on #642D5E | 2.07:1 | Fails | Lc 10.9 | Not readable |
| #642D5E text on white | 10.10:1 | AAA | Lc 93.0 | Preferred for body text |
| #642D5E text on black | 2.07:1 | 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
#FAF3F9
oklch(97.1% 0.011 330.1)
-
Step 100
100
#F3E5F1
oklch(93.6% 0.022 330.3)
-
Step 200
200
#EBCFE6
oklch(88.5% 0.044 331.9)
-
Step 300
300
#DFAFD8
oklch(81% 0.078 331.3)
-
Step 400
400
#CD82C4
oklch(70.6% 0.126 331.2)
-
Step 500
500
#BF60B4
oklch(63.1% 0.16 331.8)
-
Step 600
600
#AA44A0
oklch(55.6% 0.173 331.6)
-
Step 700
700
#923589
oklch(49.2% 0.161 331.7)
-
Step 800
800
#762D6F
oklch(42.7% 0.133 331.5)
-
Step 900
900 (this color)
#642D5E
oklch(39.1% 0.104 331.6)
-
Step 950
950
#381935
oklch(27% 0.065 330.9)
#642D5E 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) | #2B3D60 | 0.105 |
| Deuteranopia (no green cones) | #3B445C | 0.093 |
| Tritanopia (no blue cones) | #683141 | 0.055 |
| Achromatopsia (no color) | #424242 | 0.105 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #642D5E
#642D5E
oklch(39.1% 0.104 331.6)
- #005427
#005427
oklch(39% 0.103 151.8)
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 #642D5E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.055
- Velvet #750851 ΔE 0.061
- Rich Purple #720058 ΔE 0.064
- Purple Brown #673A3F ΔE 0.072
- Red Purple #820747 ΔE 0.079
- Merlot #730039 ΔE 0.081
- Brownish Purple #76424E ΔE 0.081
- Wine #80013F ΔE 0.084
Use #642D5E 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.