#642F4F
Closest named color: Purple Brown (#673A3F). oklch(38.7% 0.087 344.8), rgb(100, 47, 79).
Aa
White text reads best on this color (10.18:1).
About this color
#642F4F is a dark, moderately saturated purple. In OKLCH its lightness is 39%, its chroma 0.087 and its hue 345°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.047 away. White text reads best on it, at 10.18:1.
| Hue family | Purples |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.087) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.06:1 |
| White text | 10.18:1 |
Values
| HEX | #642F4F |
| RGB | rgb(100, 47, 79) |
| HSL | hsl(324, 36%, 29%) |
| OKLCH | oklch(38.7% 0.087 344.8) |
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 #642F4F | 10.18:1 | AAA | Lc -97.4 | Preferred for body text |
| Black text on #642F4F | 2.06:1 | Fails | Lc 10.6 | Not readable |
| #642F4F text on white | 10.18:1 | AAA | Lc 93.3 | Preferred for body text |
| #642F4F text on black | 2.06:1 | Fails | Lc -9.2 | 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
#F4E5ED
oklch(93.6% 0.019 344)
-
Step 200
200
#ECD0DF
oklch(88.5% 0.037 344.3)
-
Step 300
300
#E0B0CA
oklch(80.8% 0.065 344.9)
-
Step 400
400
#CF86B0
oklch(70.8% 0.104 344.6)
-
Step 500
500
#C1659C
oklch(63.1% 0.134 344.8)
-
Step 600
600
#AC4A87
oklch(55.5% 0.146 344.6)
-
Step 700
700
#933B72
oklch(49% 0.135 344.8)
-
Step 800
800
#78325D
oklch(42.8% 0.111 345)
-
Step 900
900 (this color)
#642F4F
oklch(38.7% 0.087 344.8)
-
Step 950
950
#391A2D
oklch(26.9% 0.057 344)
#642F4F 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) | #333C50 | 0.093 |
| Deuteranopia (no green cones) | #41444E | 0.084 |
| Tritanopia (no blue cones) | #6A2F3B | 0.036 |
| Achromatopsia (no color) | #414141 | 0.088 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #642F4F
#642F4F
oklch(38.7% 0.087 344.8)
- #005239
#005239
oklch(38.8% 0.082 164.6)
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 #642F4F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.047
- Grape Purple #5D1451 ΔE 0.063
- Velvet #750851 ΔE 0.066
- Brownish Purple #76424E ΔE 0.067
- Merlot #730039 ΔE 0.071
- Rich Purple #720058 ΔE 0.075
- Red Purple #820747 ΔE 0.075
- Wine #80013F ΔE 0.077
Use #642F4F 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.