#4D1903
Closest named color: Chocolate Brown (#411900). oklch(29.2% 0.085 41.2), rgb(77, 25, 3).
Aa
White text reads best on this color (14.42:1).
About this color
#4D1903 is a dark, moderately saturated brown. In OKLCH its lightness is 29%, its chroma 0.085 and its hue 41°. Its hue sits on the warm side of the wheel. The nearest named color is Chocolate Brown (#411900), ΔE 0.028 away. White text reads best on it, at 14.42:1.
| Hue family | Browns |
| Lightness | dark (29%) |
| Chroma | moderately saturated (0.085) |
| Temperature | warm |
| Nearest name | Chocolate Brown (#411900) |
| Black text | 1.45:1 |
| White text | 14.42:1 |
Values
| HEX | #4D1903 |
| RGB | rgb(77, 25, 3) |
| HSL | hsl(18, 93%, 16%) |
| OKLCH | oklch(29.2% 0.085 41.2) |
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 #4D1903 | 14.42:1 | AAA | Lc -103.6 | Preferred for body text |
| Black text on #4D1903 | 1.45:1 | Fails | Lc 0.0 | Not readable |
| #4D1903 text on white | 14.42:1 | AAA | Lc 100.6 | Preferred for body text |
| #4D1903 text on black | 1.45:1 | Fails | Lc 0.0 | 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 950.
-
Step 50
50
#FEF3EF
oklch(97.2% 0.013 41.2)
-
Step 100
100
#FCE4DB
oklch(93.6% 0.029 41.7)
-
Step 200
200
#FBCEBD
oklch(88.6% 0.056 41.7)
-
Step 300
300
#F9AB8E
oklch(81% 0.101 41.2)
-
Step 400
400
#F2794A
oklch(70.8% 0.161 41.1)
-
Step 500
500
#E45300
oklch(63% 0.194 41.1)
-
Step 600
600
#C14500
oklch(55.6% 0.171 41.1)
-
Step 700
700
#A33900
oklch(49.1% 0.151 41.1)
-
Step 800
800
#872E00
oklch(42.8% 0.131 41.2)
-
Step 900
900
#712500
oklch(37.6% 0.115 41.2)
-
Step 950
950 (this color)
#4D1903
oklch(29.2% 0.085 41.2)
#4D1903 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) | #282201 | 0.083 |
| Deuteranopia (no green cones) | #352E01 | 0.075 |
| Tritanopia (no blue cones) | #560B15 | 0.040 |
| Achromatopsia (no color) | #2A2A2A | 0.085 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4D1903
#4D1903
oklch(29.2% 0.085 41.2)
- #00323F
#00323F
oklch(29.4% 0.054 221)
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 #4D1903, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chocolate Brown #411900 ΔE 0.028
- Mahogany #4A0100 ΔE 0.044
- Dark Brown #341C02 ΔE 0.057
- Deep Brown #410200 ΔE 0.058
- Claret #680018 ΔE 0.071
- Burgundy #610023 ΔE 0.073
- Reddy Brown #6E1005 ΔE 0.074
- Dark Maroon #3C0008 ΔE 0.074
Use #4D1903 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.