#683D3D
Closest named color: Purple Brown (#673A3F). oklch(41.2% 0.061 20), rgb(104, 61, 61).
Aa
White text reads best on this color (9.03:1).
About this color
#683D3D is a dark, muted red. In OKLCH its lightness is 41%, its chroma 0.061 and its hue 20°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.010 away. White text reads best on it, at 9.03:1.
| Hue family | Reds |
| Lightness | dark (41%) |
| Chroma | muted (0.061) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.32:1 |
| White text | 9.03:1 |
Values
| HEX | #683D3D |
| RGB | rgb(104, 61, 61) |
| HSL | hsl(0, 26%, 32%) |
| OKLCH | oklch(41.2% 0.061 20) |
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 #683D3D | 9.03:1 | AAA | Lc -95.0 | Preferred for body text |
| Black text on #683D3D | 2.32:1 | Fails | Lc 13.4 | Not readable |
| #683D3D text on white | 9.03:1 | AAA | Lc 90.6 | Preferred for body text |
| #683D3D text on black | 2.32:1 | Fails | Lc -11.7 | 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
#F9F4F4
oklch(97.1% 0.005 17.2)
-
Step 100
100
#F1E7E7
oklch(93.6% 0.011 17.4)
-
Step 200
200
#E6D4D4
oklch(88.5% 0.02 17.5)
-
Step 300
300
#D7B8B7
oklch(80.9% 0.036 20.1)
-
Step 400
400
#C29392
oklch(70.7% 0.057 20)
-
Step 500
500
#B17877
oklch(63.1% 0.072 20.4)
-
Step 600
600
#9C6060
oklch(55.5% 0.079 19.9)
-
Step 700
700
#854F4F
oklch(49% 0.073 20)
-
Step 800
800 (this color)
#683D3D
oklch(41.2% 0.061 20)
-
Step 900
900
#583737
oklch(37.6% 0.048 19.5)
-
Step 950
950
#342120
oklch(27.1% 0.03 22.6)
#683D3D 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) | #46443D | 0.064 |
| Deuteranopia (no green cones) | #504C3C | 0.060 |
| Tritanopia (no blue cones) | #70383D | 0.019 |
| Achromatopsia (no color) | #494949 | 0.061 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #683D3D
#683D3D
oklch(41.2% 0.061 20)
- #175558
#175558
oklch(41.3% 0.061 199.8)
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 #683D3D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.010
- Brownish Purple #76424E ΔE 0.040
- Chestnut #742802 ΔE 0.068
- Mud Brown #60460F ΔE 0.072
- Red Brown #8B2E16 ΔE 0.079
- Charcoal Grey #3C4142 ΔE 0.079
- Rust Brown #8B3103 ΔE 0.083
- Milk Chocolate #7F4E1E ΔE 0.085
Use #683D3D 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.