#642E48
Closest named color: Purple Brown (#673A3F). oklch(38.3% 0.085 351.7), rgb(100, 46, 72).
Aa
White text reads best on this color (10.36:1).
About this color
#642E48 is a dark, moderately saturated red. In OKLCH its lightness is 38%, its chroma 0.085 and its hue 352°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.041 away. White text reads best on it, at 10.36:1.
| Hue family | Reds |
| Lightness | dark (38%) |
| Chroma | moderately saturated (0.085) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.02:1 |
| White text | 10.36:1 |
Values
| HEX | #642E48 |
| RGB | rgb(100, 46, 72) |
| HSL | hsl(331, 37%, 29%) |
| OKLCH | oklch(38.3% 0.085 351.7) |
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 #642E48 | 10.36:1 | AAA | Lc -97.8 | Preferred for body text |
| Black text on #642E48 | 2.02:1 | Fails | Lc 10.2 | Not readable |
| #642E48 text on white | 10.36:1 | AAA | Lc 93.7 | Preferred for body text |
| #642E48 text on black | 2.02:1 | Fails | Lc -8.8 | 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
#FAF3F6
oklch(97% 0.008 349.2)
-
Step 100
100
#F4E5EB
oklch(93.6% 0.018 351.2)
-
Step 200
200
#EDD0DC
oklch(88.5% 0.036 350.9)
-
Step 300
300
#E2B0C5
oklch(80.9% 0.064 351.6)
-
Step 400
400
#D186A8
oklch(70.7% 0.101 351.3)
-
Step 500
500
#C36692
oklch(63.1% 0.129 351.7)
-
Step 600
600
#AE4B7C
oklch(55.5% 0.14 351.7)
-
Step 700
700
#963B69
oklch(49.1% 0.132 351.6)
-
Step 800
800
#7A3255
oklch(42.8% 0.108 352.3)
-
Step 900
900 (this color)
#642E48
oklch(38.3% 0.085 351.7)
-
Step 950
950
#3A1B29
oklch(27.1% 0.053 352.7)
#642E48 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) | #343A49 | 0.092 |
| Deuteranopia (no green cones) | #434447 | 0.084 |
| Tritanopia (no blue cones) | #6B2C38 | 0.029 |
| Achromatopsia (no color) | #404040 | 0.085 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #642E48
#642E48
oklch(38.3% 0.085 351.7)
- #00503E
#00503E
oklch(38.4% 0.075 171.1)
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 #642E48, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.041
- Grape Purple #5D1451 ΔE 0.066
- Brownish Purple #76424E ΔE 0.067
- Merlot #730039 ΔE 0.067
- Velvet #750851 ΔE 0.069
- Wine #80013F ΔE 0.074
- Red Purple #820747 ΔE 0.075
- Bordeaux #7B002C ΔE 0.075
Use #642E48 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.