#64463B
Closest named color: Purple Brown (#673A3F). oklch(42.4% 0.045 41), rgb(100, 70, 59).
Aa
White text reads best on this color (8.46:1).
About this color
#64463B is a dark, muted brown. In OKLCH its lightness is 42%, its chroma 0.045 and its hue 41°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.037 away. White text reads best on it, at 8.46:1.
| Hue family | Browns |
| Lightness | dark (42%) |
| Chroma | muted (0.045) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.48:1 |
| White text | 8.46:1 |
Values
| HEX | #64463B |
| RGB | rgb(100, 70, 59) |
| HSL | hsl(16, 26%, 31%) |
| OKLCH | oklch(42.4% 0.045 41) |
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 #64463B | 8.46:1 | AAA | Lc -93.6 | Preferred for body text |
| Black text on #64463B | 2.48:1 | Fails | Lc 14.9 | Not readable |
| #64463B text on white | 8.46:1 | AAA | Lc 89.1 | Fine for body text |
| #64463B text on black | 2.48:1 | Fails | Lc -13.1 | 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 800.
-
Step 50
50
#F8F5F4
oklch(97.2% 0.003 39.5)
-
Step 100
100
#EFE8E6
oklch(93.6% 0.008 36.6)
-
Step 200
200
#E2D6D2
oklch(88.5% 0.014 39.4)
-
Step 300
300
#D1BBB4
oklch(80.9% 0.027 38.4)
-
Step 400
400
#B9988D
oklch(70.7% 0.043 39.3)
-
Step 500
500
#A77F70
oklch(63.1% 0.055 41.5)
-
Step 600
600
#926859
oklch(55.7% 0.059 40.5)
-
Step 700
700
#7C5649
oklch(49% 0.055 39.7)
-
Step 800
800 (this color)
#64463B
oklch(42.4% 0.045 41)
-
Step 900
900
#523B33
oklch(37.6% 0.035 40)
-
Step 950
950
#30231E
oklch(27% 0.022 42)
#64463B 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) | #4D493A | 0.042 |
| Deuteranopia (no green cones) | #544F3B | 0.038 |
| Tritanopia (no blue cones) | #6B4143 | 0.025 |
| Achromatopsia (no color) | #4D4D4D | 0.046 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #64463B
#64463B
oklch(42.4% 0.045 41)
- #305460
#305460
oklch(42.4% 0.046 221.4)
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 #64463B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.037
- Brownish Purple #76424E ΔE 0.050
- Mud Brown #60460F ΔE 0.053
- Milk Chocolate #7F4E1E ΔE 0.069
- Charcoal Grey #3C4142 ΔE 0.075
- Green Brown #544E03 ΔE 0.078
- Olive Brown #645403 ΔE 0.079
- Medium Brown #7F5112 ΔE 0.079
Use #64463B 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.