#4B1703
Closest named color: Chocolate Brown (#411900). oklch(28.5% 0.084 40), rgb(75, 23, 3).
Aa
White text reads best on this color (14.75:1).
About this color
#4B1703 is a dark, moderately saturated brown. In OKLCH its lightness is 29%, its chroma 0.084 and its hue 40°. Its hue sits on the warm side of the wheel. The nearest named color is Chocolate Brown (#411900), ΔE 0.024 away. White text reads best on it, at 14.75:1.
| Hue family | Browns |
| Lightness | dark (29%) |
| Chroma | moderately saturated (0.084) |
| Temperature | warm |
| Nearest name | Chocolate Brown (#411900) |
| Black text | 1.42:1 |
| White text | 14.75:1 |
Values
| HEX | #4B1703 |
| RGB | rgb(75, 23, 3) |
| HSL | hsl(17, 92%, 15%) |
| OKLCH | oklch(28.5% 0.084 40) |
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 #4B1703 | 14.75:1 | AAA | Lc -104.0 | Preferred for body text |
| Black text on #4B1703 | 1.42:1 | Fails | Lc 0.0 | Not readable |
| #4B1703 text on white | 14.75:1 | AAA | Lc 101.0 | Preferred for body text |
| #4B1703 text on black | 1.42:1 | 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
#FCE4DC
oklch(93.6% 0.029 39.3)
-
Step 200
200
#FBCEBE
oklch(88.6% 0.056 40.5)
-
Step 300
300
#F9AB8F
oklch(81% 0.1 40.5)
-
Step 400
400
#F2794D
oklch(70.8% 0.16 40.1)
-
Step 500
500
#E65000
oklch(63% 0.198 40)
-
Step 600
600
#C34300
oklch(55.7% 0.174 40.1)
-
Step 700
700
#A53700
oklch(49.2% 0.154 40)
-
Step 800
800
#882C00
oklch(42.7% 0.134 40.1)
-
Step 900
900
#722400
oklch(37.7% 0.117 40.3)
-
Step 950
950 (this color)
#4B1703
oklch(28.5% 0.084 40)
#4B1703 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) | #262101 | 0.084 |
| Deuteranopia (no green cones) | #332C01 | 0.075 |
| Tritanopia (no blue cones) | #530913 | 0.038 |
| Achromatopsia (no color) | #282828 | 0.085 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B1703
#4B1703
oklch(28.5% 0.084 40)
- #00303C
#00303C
oklch(28.6% 0.052 219.9)
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 #4B1703, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chocolate Brown #411900 ΔE 0.024
- Mahogany #4A0100 ΔE 0.038
- Deep Brown #410200 ΔE 0.051
- Dark Brown #341C02 ΔE 0.053
- Dark Maroon #3C0008 ΔE 0.067
- Claret #680018 ΔE 0.074
- Burgundy #610023 ΔE 0.074
- Reddy Brown #6E1005 ΔE 0.079
Use #4B1703 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.