#683F2F
Closest named color: Purple Brown (#673A3F). oklch(41.2% 0.063 42), rgb(104, 63, 47).
Aa
White text reads best on this color (8.97:1).
About this color
#683F2F is a dark, muted brown. In OKLCH its lightness is 41%, its chroma 0.063 and its hue 42°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.032 away. White text reads best on it, at 8.97:1.
| Hue family | Browns |
| Lightness | dark (41%) |
| Chroma | muted (0.063) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.34:1 |
| White text | 8.97:1 |
Values
| HEX | #683F2F |
| RGB | rgb(104, 63, 47) |
| HSL | hsl(17, 38%, 30%) |
| OKLCH | oklch(41.2% 0.063 42) |
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 #683F2F | 8.97:1 | AAA | Lc -94.8 | Preferred for body text |
| Black text on #683F2F | 2.34:1 | Fails | Lc 13.6 | Not readable |
| #683F2F text on white | 8.97:1 | AAA | Lc 90.4 | Preferred for body text |
| #683F2F text on black | 2.34:1 | Fails | Lc -11.9 | 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
#F9F4F3
oklch(97.1% 0.006 31.1)
-
Step 100
100
#F1E8E4
oklch(93.7% 0.011 45.7)
-
Step 200
200
#E6D5CF
oklch(88.5% 0.021 40.5)
-
Step 300
300
#D6B9AE
oklch(80.8% 0.037 41.9)
-
Step 400
400
#C19584
oklch(70.7% 0.059 42.1)
-
Step 500
500
#B17A65
oklch(63% 0.076 41.7)
-
Step 600
600
#9C634C
oklch(55.6% 0.082 42.7)
-
Step 700
700
#85523D
oklch(49.1% 0.076 43)
-
Step 800
800 (this color)
#683F2F
oklch(41.2% 0.063 42)
-
Step 900
900
#58392D
oklch(37.8% 0.049 42)
-
Step 950
950
#34211A
oklch(27% 0.032 41)
#683F2F 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) | #4A442E | 0.057 |
| Deuteranopia (no green cones) | #534D2F | 0.054 |
| Tritanopia (no blue cones) | #71383B | 0.034 |
| Achromatopsia (no color) | #494949 | 0.064 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #683F2F
#683F2F
oklch(41.2% 0.063 42)
- #1B5364
#1B5364
oklch(41.4% 0.064 221.8)
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 #683F2F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.032
- Mud Brown #60460F ΔE 0.049
- Brownish Purple #76424E ΔE 0.055
- Chestnut #742802 ΔE 0.058
- Milk Chocolate #7F4E1E ΔE 0.070
- Red Brown #8B2E16 ΔE 0.073
- Rust Brown #8B3103 ΔE 0.074
- Saddle Brown #8B4513 ΔE 0.077
Use #683F2F 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.