#803C03
Closest named color: Rust Brown (#8B3103). oklch(43.8% 0.111 51.6), rgb(128, 60, 3).
Aa
White text reads best on this color (8.18:1).
About this color
#803C03 is a dark, moderately saturated brown. In OKLCH its lightness is 44%, its chroma 0.111 and its hue 52°. Its hue sits on the warm side of the wheel. The nearest named color is Rust Brown (#8B3103), ΔE 0.030 away. White text reads best on it, at 8.18:1.
| Hue family | Browns |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.111) |
| Temperature | warm |
| Nearest name | Rust Brown (#8B3103) |
| Black text | 2.56:1 |
| White text | 8.18:1 |
Values
| HEX | #803C03 |
| RGB | rgb(128, 60, 3) |
| HSL | hsl(27, 95%, 26%) |
| OKLCH | oklch(43.8% 0.111 51.6) |
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 #803C03 | 8.18:1 | AAA | Lc -92.4 | Preferred for body text |
| Black text on #803C03 | 2.56:1 | Fails | Lc 16.3 | Dividers and decoration only |
| #803C03 text on white | 8.18:1 | AAA | Lc 87.7 | Fine for body text |
| #803C03 text on black | 2.56:1 | Fails | Lc -14.4 | 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
#FBF4F0
oklch(97.1% 0.009 52.1)
-
Step 100
100
#F5E7DF
oklch(93.7% 0.019 52)
-
Step 200
200
#EED3C4
oklch(88.5% 0.037 51)
-
Step 300
300
#E4B59B
oklch(80.9% 0.065 50.4)
-
Step 400
400
#D48D62
oklch(70.6% 0.104 51.5)
-
Step 500
500
#C76F34
oklch(63.1% 0.133 51.6)
-
Step 600
600
#B25500
oklch(55.5% 0.143 51.6)
-
Step 700
700
#974700
oklch(49.2% 0.127 51.6)
-
Step 800
800 (this color)
#803C03
oklch(43.8% 0.111 51.6)
-
Step 900
900
#65320E
oklch(37.8% 0.087 51.3)
-
Step 950
950
#3B1E0A
oklch(27% 0.055 52.6)
#803C03 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) | #504500 | 0.095 |
| Deuteranopia (no green cones) | #605501 | 0.087 |
| Tritanopia (no blue cones) | #8D2C33 | 0.068 |
| Achromatopsia (no color) | #4F4F4F | 0.112 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #803C03
#803C03
oklch(43.8% 0.111 51.6)
- #005A7A
#005A7A
oklch(43.9% 0.089 231.3)
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 #803C03, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rust Brown #8B3103 ΔE 0.030
- Saddle Brown #8B4513 ΔE 0.033
- Red Brown #8B2E16 ΔE 0.040
- Milk Chocolate #7F4E1E ΔE 0.043
- Brown Red #922B05 ΔE 0.046
- Medium Brown #7F5112 ΔE 0.052
- Chestnut #742802 ΔE 0.055
- Mud Brown #60460F ΔE 0.064
Use #803C03 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.