#783910
Closest named color: Rust Brown (#8B3103). oklch(42.1% 0.102 49), rgb(120, 57, 16).
Aa
White text reads best on this color (8.78:1).
About this color
#783910 is a dark, moderately saturated brown. In OKLCH its lightness is 42%, its chroma 0.102 and its hue 49°. Its hue sits on the warm side of the wheel. The nearest named color is Rust Brown (#8B3103), ΔE 0.039 away. White text reads best on it, at 8.78:1.
| Hue family | Browns |
| Lightness | dark (42%) |
| Chroma | moderately saturated (0.102) |
| Temperature | warm |
| Nearest name | Rust Brown (#8B3103) |
| Black text | 2.39:1 |
| White text | 8.78:1 |
Values
| HEX | #783910 |
| RGB | rgb(120, 57, 16) |
| HSL | hsl(24, 76%, 27%) |
| OKLCH | oklch(42.1% 0.102 49) |
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 #783910 | 8.78:1 | AAA | Lc -94.1 | Preferred for body text |
| Black text on #783910 | 2.39:1 | Fails | Lc 14.4 | Not readable |
| #783910 text on white | 8.78:1 | AAA | Lc 89.6 | Fine for body text |
| #783910 text on black | 2.39:1 | Fails | Lc -12.7 | 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
#FAF4F1
oklch(97.1% 0.008 48.7)
-
Step 100
100
#F4E7E0
oklch(93.6% 0.017 50.4)
-
Step 200
200
#ECD3C6
oklch(88.4% 0.033 49.3)
-
Step 300
300
#E1B69F
oklch(80.9% 0.059 49.6)
-
Step 400
400
#D18F6B
oklch(70.8% 0.095 49.3)
-
Step 500
500
#C47142
oklch(63.2% 0.122 48.8)
-
Step 600
600
#AF571F
oklch(55.5% 0.133 48.8)
-
Step 700
700
#964711
oklch(49.1% 0.123 49)
-
Step 800
800 (this color)
#783910
oklch(42.1% 0.102 49)
-
Step 900
900
#633317
oklch(37.8% 0.08 48.7)
-
Step 950
950
#3A1E0F
oklch(27% 0.05 47.8)
#783910 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) | #4B4209 | 0.090 |
| Deuteranopia (no green cones) | #5A500E | 0.082 |
| Tritanopia (no blue cones) | #842B31 | 0.059 |
| Achromatopsia (no color) | #4B4B4B | 0.102 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #783910
#783910
oklch(42.1% 0.102 49)
- #005571
#005571
oklch(42% 0.083 229)
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 #783910, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rust Brown #8B3103 ΔE 0.039
- Chestnut #742802 ΔE 0.040
- Red Brown #8B2E16 ΔE 0.044
- Saddle Brown #8B4513 ΔE 0.051
- Brown Red #922B05 ΔE 0.055
- Milk Chocolate #7F4E1E ΔE 0.056
- Mud Brown #60460F ΔE 0.056
- Purple Brown #673A3F ΔE 0.064
Use #783910 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.