#64384B
Closest named color: Purple Brown (#673A3F). oklch(40.1% 0.068 353.2), rgb(100, 56, 75).
Aa
White text reads best on this color (9.50:1).
About this color
#64384B is a dark, muted red. In OKLCH its lightness is 40%, its chroma 0.068 and its hue 353°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.023 away. White text reads best on it, at 9.50:1.
| Hue family | Reds |
| Lightness | dark (40%) |
| Chroma | muted (0.068) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.20:1 |
| White text | 9.50:1 |
Values
| HEX | #64384B |
| RGB | rgb(100, 56, 75) |
| HSL | hsl(334, 28%, 31%) |
| OKLCH | oklch(40.1% 0.068 353.2) |
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 #64384B | 9.50:1 | AAA | Lc -96.1 | Preferred for body text |
| Black text on #64384B | 2.20:1 | Fails | Lc 12.1 | Not readable |
| #64384B text on white | 9.50:1 | AAA | Lc 91.8 | Preferred for body text |
| #64384B text on black | 2.20:1 | Fails | Lc -10.6 | 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
#F9F4F6
oklch(97.2% 0.006 350.8)
-
Step 100
100
#F2E6EB
oklch(93.6% 0.015 350.1)
-
Step 200
200
#E9D2DB
oklch(88.5% 0.028 352)
-
Step 300
300
#DCB4C3
oklch(81% 0.05 353.8)
-
Step 400
400
#C98CA5
oklch(70.8% 0.081 353.1)
-
Step 500
500
#BA6E8F
oklch(63.1% 0.104 353)
-
Step 600
600
#A55579
oklch(55.6% 0.113 353.1)
-
Step 700
700
#8D4566
oklch(49.1% 0.105 352.9)
-
Step 800
800
#733953
oklch(42.7% 0.088 353.2)
-
Step 900
900 (this color)
#64384B
oklch(40.1% 0.068 353.2)
-
Step 950
950
#371D28
oklch(27% 0.044 353.6)
#64384B 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) | #3D414C | 0.073 |
| Deuteranopia (no green cones) | #48484A | 0.066 |
| Tritanopia (no blue cones) | #6A363F | 0.022 |
| Achromatopsia (no color) | #464646 | 0.068 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #64384B
#64384B
oklch(40.1% 0.068 353.2)
- #155445
#155445
oklch(40.2% 0.068 173.4)
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 #64384B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.023
- Brownish Purple #76424E ΔE 0.047
- Charcoal Grey #3C4142 ΔE 0.079
- Chestnut #742802 ΔE 0.088
- Grape Purple #5D1451 ΔE 0.089
- Velvet #750851 ΔE 0.089
- Merlot #730039 ΔE 0.089
- Red Purple #820747 ΔE 0.090
Use #64384B 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.