#4B2403
Closest named color: Chocolate Brown (#411900). oklch(30.8% 0.073 55.1), rgb(75, 36, 3).
Aa
White text reads best on this color (13.52:1).
About this color
#4B2403 is a dark, moderately saturated brown. In OKLCH its lightness is 31%, its chroma 0.073 and its hue 55°. Its hue sits on the warm side of the wheel. The nearest named color is Chocolate Brown (#411900), ΔE 0.039 away. White text reads best on it, at 13.52:1.
| Hue family | Browns |
| Lightness | dark (31%) |
| Chroma | moderately saturated (0.073) |
| Temperature | warm |
| Nearest name | Chocolate Brown (#411900) |
| Black text | 1.55:1 |
| White text | 13.52:1 |
Values
| HEX | #4B2403 |
| RGB | rgb(75, 36, 3) |
| HSL | hsl(27, 92%, 15%) |
| OKLCH | oklch(30.8% 0.073 55.1) |
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 #4B2403 | 13.52:1 | AAA | Lc -102.9 | Preferred for body text |
| Black text on #4B2403 | 1.55:1 | Fails | Lc 0.0 | Not readable |
| #4B2403 text on white | 13.52:1 | AAA | Lc 99.7 | Preferred for body text |
| #4B2403 text on black | 1.55:1 | 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
#FCF4EE
oklch(97.2% 0.012 59.6)
-
Step 100
100
#F8E6DA
oklch(93.6% 0.025 56.1)
-
Step 200
200
#F3D2BC
oklch(88.6% 0.047 55.7)
-
Step 300
300
#EDB28B
oklch(80.9% 0.087 54.6)
-
Step 400
400
#E18743
oklch(70.7% 0.138 55.1)
-
Step 500
500
#CF6A00
oklch(63.1% 0.157 54.7)
-
Step 600
600
#AE5900
oklch(55.6% 0.137 55.3)
-
Step 700
700
#934A00
oklch(49.1% 0.121 55.1)
-
Step 800
800
#793C00
oklch(42.6% 0.105 55.3)
-
Step 900
900
#663100
oklch(37.7% 0.094 54.7)
-
Step 950
950 (this color)
#4B2403
oklch(30.8% 0.073 55.1)
#4B2403 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) | #302900 | 0.058 |
| Deuteranopia (no green cones) | #393203 | 0.053 |
| Tritanopia (no blue cones) | #531B1E | 0.048 |
| Achromatopsia (no color) | #2E2E2E | 0.073 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B2403
#4B2403
oklch(30.8% 0.073 55.1)
- #00344C
#00344C
oklch(30.7% 0.066 235.7)
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 #4B2403, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chocolate Brown #411900 ΔE 0.039
- Dark Brown #341C02 ΔE 0.059
- Mahogany #4A0100 ΔE 0.071
- Pakistan Green #283618 ΔE 0.078
- Reddy Brown #6E1005 ΔE 0.080
- Deep Brown #410200 ΔE 0.082
- Dark Olive #373E02 ΔE 0.086
- Claret #680018 ΔE 0.087
Use #4B2403 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.