#684B15
Closest named color: Mud Brown (#60460F). oklch(43.4% 0.079 78.9), rgb(104, 75, 21).
Aa
White text reads best on this color (8.05:1).
About this color
#684B15 is a dark, moderately saturated brown. In OKLCH its lightness is 43%, its chroma 0.079 and its hue 79°. Its hue sits on the warm side of the wheel. The nearest named color is Mud Brown (#60460F), ΔE 0.022 away. White text reads best on it, at 8.05:1.
| Hue family | Browns |
| Lightness | dark (43%) |
| Chroma | moderately saturated (0.079) |
| Temperature | warm |
| Nearest name | Mud Brown (#60460F) |
| Black text | 2.60:1 |
| White text | 8.05:1 |
Values
| HEX | #684B15 |
| RGB | rgb(104, 75, 21) |
| HSL | hsl(39, 66%, 25%) |
| OKLCH | oklch(43.4% 0.079 78.9) |
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 #684B15 | 8.05:1 | AAA | Lc -92.4 | Preferred for body text |
| Black text on #684B15 | 2.60:1 | Fails | Lc 16.2 | Dividers and decoration only |
| #684B15 text on white | 8.05:1 | AAA | Lc 87.8 | Fine for body text |
| #684B15 text on black | 2.60:1 | Fails | Lc -14.4 | 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
#F8F5F1
oklch(97.1% 0.006 75.4)
-
Step 100
100
#EFE9E0
oklch(93.6% 0.014 78.3)
-
Step 200
200
#E2D8C7
oklch(88.6% 0.025 81.1)
-
Step 300
300
#D1BEA0
oklch(81% 0.046 79.2)
-
Step 400
400
#BA9C6B
oklch(70.8% 0.075 79.4)
-
Step 500
500
#A88242
oklch(63% 0.094 78.7)
-
Step 600
600
#936B20
oklch(55.5% 0.102 78.9)
-
Step 700
700
#7D5911
oklch(49% 0.095 79)
-
Step 800
800 (this color)
#684B15
oklch(43.4% 0.079 78.9)
-
Step 900
900
#533D17
oklch(37.6% 0.062 78.5)
-
Step 950
950
#31240F
oklch(27% 0.039 77.9)
#684B15 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) | #564C0D | 0.035 |
| Deuteranopia (no green cones) | #5D5317 | 0.029 |
| Tritanopia (no blue cones) | #724340 | 0.068 |
| Achromatopsia (no color) | #505050 | 0.079 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #684B15
#684B15
oklch(43.4% 0.079 78.9)
- #35517C
#35517C
oklch(43.3% 0.079 258.7)
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 #684B15, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mud Brown #60460F ΔE 0.022
- Olive Brown #645403 ΔE 0.032
- Green Brown #544E03 ΔE 0.041
- Milk Chocolate #7F4E1E ΔE 0.047
- Medium Brown #7F5112 ΔE 0.048
- Mud #735C12 ΔE 0.055
- Greeny Brown #696006 ΔE 0.064
- Saddle Brown #8B4513 ΔE 0.067
Use #684B15 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.