#683B11
Closest named color: Mud Brown (#60460F). oklch(40% 0.083 59), rgb(104, 59, 17).
Aa
White text reads best on this color (9.44:1).
About this color
#683B11 is a dark, moderately saturated brown. In OKLCH its lightness is 40%, its chroma 0.083 and its hue 59°. Its hue sits on the warm side of the wheel. The nearest named color is Mud Brown (#60460F), ΔE 0.034 away. White text reads best on it, at 9.44:1.
| Hue family | Browns |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.083) |
| Temperature | warm |
| Nearest name | Mud Brown (#60460F) |
| Black text | 2.22:1 |
| White text | 9.44:1 |
Values
| HEX | #683B11 |
| RGB | rgb(104, 59, 17) |
| HSL | hsl(29, 72%, 24%) |
| OKLCH | oklch(40% 0.083 59) |
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 #683B11 | 9.44:1 | AAA | Lc -95.9 | Preferred for body text |
| Black text on #683B11 | 2.22:1 | Fails | Lc 12.4 | Not readable |
| #683B11 text on white | 9.44:1 | AAA | Lc 91.6 | Preferred for body text |
| #683B11 text on black | 2.22:1 | Fails | Lc -10.8 | 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 900.
-
Step 50
50
#FAF4F0
oklch(97.1% 0.008 56.3)
-
Step 100
100
#F4E7DE
oklch(93.6% 0.019 57.2)
-
Step 200
200
#EBD4C3
oklch(88.4% 0.034 58.8)
-
Step 300
300
#E0B899
oklch(81% 0.062 59.5)
-
Step 400
400
#CF915F
oklch(70.7% 0.1 59.1)
-
Step 500
500
#C1742D
oklch(63.1% 0.128 59.2)
-
Step 600
600
#AA5C00
oklch(55.5% 0.132 58.7)
-
Step 700
700
#904D00
oklch(49.1% 0.117 58.7)
-
Step 800
800
#763F00
oklch(42.7% 0.101 59.7)
-
Step 900
900 (this color)
#683B11
oklch(40% 0.083 59)
-
Step 950
950
#391F08
oklch(26.9% 0.053 58.8)
#683B11 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) | #49400B | 0.062 |
| Deuteranopia (no green cones) | #534A11 | 0.056 |
| Tritanopia (no blue cones) | #723133 | 0.059 |
| Achromatopsia (no color) | #464646 | 0.083 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #683B11
#683B11
oklch(40% 0.083 59)
- #0E4D6F
#0E4D6F
oklch(40% 0.083 238.7)
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 #683B11, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mud Brown #60460F ΔE 0.034
- Chestnut #742802 ΔE 0.046
- Purple Brown #673A3F ΔE 0.060
- Green Brown #544E03 ΔE 0.068
- Rust Brown #8B3103 ΔE 0.070
- Milk Chocolate #7F4E1E ΔE 0.072
- Olive Brown #645403 ΔE 0.074
- Red Brown #8B2E16 ΔE 0.074
Use #683B11 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.