#644834
Closest named color: Mud Brown (#60460F). oklch(42.7% 0.049 56.5), rgb(100, 72, 52).
Aa
White text reads best on this color (8.33:1).
About this color
#644834 is a dark, muted brown. In OKLCH its lightness is 43%, its chroma 0.049 and its hue 57°. Its hue sits on the warm side of the wheel. The nearest named color is Mud Brown (#60460F), ΔE 0.041 away. White text reads best on it, at 8.33:1.
| Hue family | Browns |
| Lightness | dark (43%) |
| Chroma | muted (0.049) |
| Temperature | warm |
| Nearest name | Mud Brown (#60460F) |
| Black text | 2.51:1 |
| White text | 8.33:1 |
Values
| HEX | #644834 |
| RGB | rgb(100, 72, 52) |
| HSL | hsl(25, 32%, 30%) |
| OKLCH | oklch(42.7% 0.049 56.5) |
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 #644834 | 8.33:1 | AAA | Lc -93.3 | Preferred for body text |
| Black text on #644834 | 2.51:1 | Fails | Lc 15.3 | Dividers and decoration only |
| #644834 text on white | 8.33:1 | AAA | Lc 88.7 | Fine for body text |
| #644834 text on black | 2.51:1 | Fails | Lc -13.5 | 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
#F8F5F3
oklch(97.2% 0.004 56.4)
-
Step 100
100
#EEE8E5
oklch(93.5% 0.008 48.7)
-
Step 200
200
#E2D7CF
oklch(88.6% 0.016 58.6)
-
Step 300
300
#D0BCAF
oklch(80.8% 0.029 55.2)
-
Step 400
400
#B89A85
oklch(70.8% 0.047 56.9)
-
Step 500
500
#A68167
oklch(63.2% 0.059 56.5)
-
Step 600
600
#916A4E
oklch(55.7% 0.065 56.6)
-
Step 700
700
#7B583F
oklch(49.1% 0.06 56.4)
-
Step 800
800 (this color)
#644834
oklch(42.7% 0.049 56.5)
-
Step 900
900
#523C2D
oklch(37.6% 0.039 55.5)
-
Step 950
950
#30231B
oklch(26.9% 0.025 53)
#644834 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) | #504A33 | 0.036 |
| Deuteranopia (no green cones) | #575034 | 0.032 |
| Tritanopia (no blue cones) | #6C4343 | 0.035 |
| Achromatopsia (no color) | #4E4E4E | 0.050 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #644834
#644834
oklch(42.7% 0.049 56.5)
- #345367
#345367
oklch(42.7% 0.05 237.8)
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 #644834, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mud Brown #60460F ΔE 0.041
- Purple Brown #673A3F ΔE 0.049
- Brownish Purple #76424E ΔE 0.060
- Milk Chocolate #7F4E1E ΔE 0.061
- Olive Brown #645403 ΔE 0.065
- Green Brown #544E03 ΔE 0.066
- Medium Brown #7F5112 ΔE 0.069
- Saddle Brown #8B4513 ΔE 0.077
Use #644834 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.