#684B39
Closest named color: Mud Brown (#60460F). oklch(43.9% 0.049 52.9), rgb(104, 75, 57).
Aa
White text reads best on this color (7.91:1).
About this color
#684B39 is a dark, muted brown. In OKLCH its lightness is 44%, its chroma 0.049 and its hue 53°. Its hue sits on the warm side of the wheel. The nearest named color is Mud Brown (#60460F), ΔE 0.050 away. White text reads best on it, at 7.91:1.
| Hue family | Browns |
| Lightness | dark (44%) |
| Chroma | muted (0.049) |
| Temperature | warm |
| Nearest name | Mud Brown (#60460F) |
| Black text | 2.65:1 |
| White text | 7.91:1 |
Values
| HEX | #684B39 |
| RGB | rgb(104, 75, 57) |
| HSL | hsl(23, 29%, 32%) |
| OKLCH | oklch(43.9% 0.049 52.9) |
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 #684B39 | 7.91:1 | AAA | Lc -92.1 | Preferred for body text |
| Black text on #684B39 | 2.65:1 | Fails | Lc 16.6 | Dividers and decoration only |
| #684B39 text on white | 7.91:1 | AAA | Lc 87.4 | Fine for body text |
| #684B39 text on black | 2.65:1 | Fails | Lc -14.7 | 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
#EFE8E5
oklch(93.6% 0.009 44.9)
-
Step 200
200
#E2D7D0
oklch(88.6% 0.015 54.9)
-
Step 300
300
#D0BCB0
oklch(80.9% 0.028 53.1)
-
Step 400
400
#B89987
oklch(70.6% 0.045 51.8)
-
Step 500
500
#A68069
oklch(63.1% 0.058 52.6)
-
Step 600
600
#916950
oklch(55.5% 0.063 53)
-
Step 700
700
#7B5741
oklch(48.9% 0.058 52.3)
-
Step 800
800 (this color)
#684B39
oklch(43.9% 0.049 52.9)
-
Step 900
900
#523C2F
oklch(37.7% 0.038 51.8)
-
Step 950
950
#30231C
oklch(26.9% 0.024 49.6)
#684B39 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) | #534E38 | 0.038 |
| Deuteranopia (no green cones) | #5A5439 | 0.035 |
| Tritanopia (no blue cones) | #704646 | 0.032 |
| Achromatopsia (no color) | #515151 | 0.049 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #684B39
#684B39
oklch(43.9% 0.049 52.9)
- #365769
#365769
oklch(43.9% 0.049 233.3)
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 #684B39, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mud Brown #60460F ΔE 0.050
- Purple Brown #673A3F ΔE 0.053
- Milk Chocolate #7F4E1E ΔE 0.054
- Brownish Purple #76424E ΔE 0.054
- Medium Brown #7F5112 ΔE 0.063
- Olive Brown #645403 ΔE 0.065
- Saddle Brown #8B4513 ΔE 0.071
- Green Brown #544E03 ΔE 0.072
Use #684B39 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.