#683A2B
Closest named color: Purple Brown (#673A3F). oklch(40.2% 0.07 38.8), rgb(104, 58, 43).
Aa
White text reads best on this color (9.42:1).
About this color
#683A2B is a dark, muted red. In OKLCH its lightness is 40%, its chroma 0.070 and its hue 39°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.030 away. White text reads best on it, at 9.42:1.
| Hue family | Reds |
| Lightness | dark (40%) |
| Chroma | muted (0.070) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.22:1 |
| White text | 9.42:1 |
Values
| HEX | #683A2B |
| RGB | rgb(104, 58, 43) |
| HSL | hsl(15, 41%, 29%) |
| OKLCH | oklch(40.2% 0.07 38.8) |
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 #683A2B | 9.42:1 | AAA | Lc -95.9 | Preferred for body text |
| Black text on #683A2B | 2.22:1 | Fails | Lc 12.4 | Not readable |
| #683A2B text on white | 9.42:1 | AAA | Lc 91.5 | Preferred for body text |
| #683A2B 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
#FAF4F2
oklch(97.1% 0.007 39.5)
-
Step 100
100
#F4E7E3
oklch(93.7% 0.015 37.9)
-
Step 200
200
#EBD3CB
oklch(88.4% 0.029 39.3)
-
Step 300
300
#E0B6A8
oklch(81% 0.053 39.3)
-
Step 400
400
#CF8F7A
oklch(70.8% 0.084 38.9)
-
Step 500
500
#C07158
oklch(63% 0.107 38.3)
-
Step 600
600
#AC583D
oklch(55.6% 0.117 38.5)
-
Step 700
700
#93482F
oklch(49.1% 0.108 38.9)
-
Step 800
800
#783B28
oklch(42.7% 0.091 38)
-
Step 900
900 (this color)
#683A2B
oklch(40.2% 0.07 38.8)
-
Step 950
950
#391E16
oklch(26.9% 0.045 37.3)
#683A2B 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) | #46402A | 0.065 |
| Deuteranopia (no green cones) | #514A2A | 0.061 |
| Tritanopia (no blue cones) | #713236 | 0.034 |
| Achromatopsia (no color) | #464646 | 0.070 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #683A2B
#683A2B
oklch(40.2% 0.07 38.8)
- #075161
#075161
oklch(40.2% 0.07 217.7)
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 #683A2B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.030
- Chestnut #742802 ΔE 0.048
- Mud Brown #60460F ΔE 0.055
- Brownish Purple #76424E ΔE 0.060
- Red Brown #8B2E16 ΔE 0.071
- Rust Brown #8B3103 ΔE 0.073
- Milk Chocolate #7F4E1E ΔE 0.079
- Reddy Brown #6E1005 ΔE 0.081
Use #683A2B 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.