#684C31
Closest named color: Mud Brown (#60460F). oklch(44% 0.055 64.5), rgb(104, 76, 49).
Aa
White text reads best on this color (7.87:1).
About this color
#684C31 is a dark, muted brown. In OKLCH its lightness is 44%, its chroma 0.055 and its hue 65°. Its hue sits on the warm side of the wheel. The nearest named color is Mud Brown (#60460F), ΔE 0.040 away. White text reads best on it, at 7.87:1.
| Hue family | Browns |
| Lightness | dark (44%) |
| Chroma | muted (0.055) |
| Temperature | warm |
| Nearest name | Mud Brown (#60460F) |
| Black text | 2.66:1 |
| White text | 7.87:1 |
Values
| HEX | #684C31 |
| RGB | rgb(104, 76, 49) |
| HSL | hsl(29, 36%, 30%) |
| OKLCH | oklch(44% 0.055 64.5) |
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 #684C31 | 7.87:1 | AAA | Lc -92.0 | Preferred for body text |
| Black text on #684C31 | 2.66:1 | Fails | Lc 16.8 | Dividers and decoration only |
| #684C31 text on white | 7.87:1 | AAA | Lc 87.2 | Fine for body text |
| #684C31 text on black | 2.66:1 | Fails | Lc -14.9 | 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
#F8F5F2
oklch(97.2% 0.005 67.8)
-
Step 100
100
#EEE9E3
oklch(93.6% 0.01 72.7)
-
Step 200
200
#E2D7CD
oklch(88.5% 0.018 64.9)
-
Step 300
300
#D0BDAB
oklch(80.9% 0.033 65.8)
-
Step 400
400
#B89A7F
oklch(70.6% 0.052 63.8)
-
Step 500
500
#A6815F
oklch(63% 0.066 63.8)
-
Step 600
600
#916A45
oklch(55.5% 0.072 63.9)
-
Step 700
700
#7B5937
oklch(49.2% 0.066 65.2)
-
Step 800
800 (this color)
#684C31
oklch(44% 0.055 64.5)
-
Step 900
900
#523D29
oklch(37.8% 0.043 64.5)
-
Step 950
950
#302418
oklch(27.1% 0.028 66.2)
#684C31 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) | #554E2F | 0.034 |
| Deuteranopia (no green cones) | #5C5431 | 0.031 |
| Tritanopia (no blue cones) | #704645 | 0.042 |
| Achromatopsia (no color) | #525252 | 0.055 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #684C31
#684C31
oklch(44% 0.055 64.5)
- #37566F
#37566F
oklch(44% 0.055 243.8)
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 #684C31, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mud Brown #60460F ΔE 0.040
- Milk Chocolate #7F4E1E ΔE 0.047
- Olive Brown #645403 ΔE 0.053
- Medium Brown #7F5112 ΔE 0.054
- Green Brown #544E03 ΔE 0.061
- Purple Brown #673A3F ΔE 0.063
- Brownish Purple #76424E ΔE 0.065
- Mud #735C12 ΔE 0.066
Use #684C31 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.