#783B10
Closest named color: Rust Brown (#8B3103). oklch(42.4% 0.1 50.8), rgb(120, 59, 16).
Aa
White text reads best on this color (8.63:1).
About this color
#783B10 is a dark, moderately saturated brown. In OKLCH its lightness is 42%, its chroma 0.100 and its hue 51°. Its hue sits on the warm side of the wheel. The nearest named color is Rust Brown (#8B3103), ΔE 0.040 away. White text reads best on it, at 8.63:1.
| Hue family | Browns |
| Lightness | dark (42%) |
| Chroma | moderately saturated (0.100) |
| Temperature | warm |
| Nearest name | Rust Brown (#8B3103) |
| Black text | 2.43:1 |
| White text | 8.63:1 |
Values
| HEX | #783B10 |
| RGB | rgb(120, 59, 16) |
| HSL | hsl(25, 76%, 27%) |
| OKLCH | oklch(42.4% 0.1 50.8) |
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 #783B10 | 8.63:1 | AAA | Lc -93.7 | Preferred for body text |
| Black text on #783B10 | 2.43:1 | Fails | Lc 14.8 | Not readable |
| #783B10 text on white | 8.63:1 | AAA | Lc 89.2 | Fine for body text |
| #783B10 text on black | 2.43:1 | Fails | Lc -13.0 | 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
#ECD4C6
oklch(88.6% 0.033 52.3)
-
Step 300
300
#E1B69F
oklch(80.9% 0.059 49.6)
-
Step 400
400
#D08F6A
oklch(70.6% 0.094 50.3)
-
Step 500
500
#C27241
oklch(63.1% 0.12 50.6)
-
Step 600
600
#AE591E
oklch(55.7% 0.13 50.7)
-
Step 700
700
#95480F
oklch(49.1% 0.121 50.5)
-
Step 800
800 (this color)
#783B10
oklch(42.4% 0.1 50.8)
-
Step 900
900
#623416
oklch(37.8% 0.079 51.2)
-
Step 950
950
#391F0E
oklch(27% 0.049 52.4)
#783B10 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) | #4D4309 | 0.086 |
| Deuteranopia (no green cones) | #5B510F | 0.079 |
| Tritanopia (no blue cones) | #842D33 | 0.062 |
| Achromatopsia (no color) | #4C4C4C | 0.101 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #783B10
#783B10
oklch(42.4% 0.1 50.8)
- #005674
#005674
oklch(42.5% 0.085 230.6)
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 #783B10, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rust Brown #8B3103 ΔE 0.040
- Chestnut #742802 ΔE 0.044
- Red Brown #8B2E16 ΔE 0.046
- Saddle Brown #8B4513 ΔE 0.048
- Milk Chocolate #7F4E1E ΔE 0.051
- Mud Brown #60460F ΔE 0.053
- Brown Red #922B05 ΔE 0.056
- Medium Brown #7F5112 ΔE 0.061
Use #783B10 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.