#240B00
Closest named color: Very Dark Brown (#1D0200). oklch(18.8% 0.05 50), rgb(36, 11, 0).
Aa
White text reads best on this color (18.70:1).
About this color
#240B00 is a very dark, muted brown. In OKLCH its lightness is 19%, its chroma 0.050 and its hue 50°. Its hue sits on the warm side of the wheel. The nearest named color is Very Dark Brown (#1D0200), ΔE 0.039 away. White text reads best on it, at 18.70:1.
| Hue family | Browns |
| Lightness | very dark (19%) |
| Chroma | muted (0.050) |
| Temperature | warm |
| Nearest name | Very Dark Brown (#1D0200) |
| Black text | 1.12:1 |
| White text | 18.70:1 |
Values
| HEX | #240B00 |
| RGB | rgb(36, 11, 0) |
| HSL | hsl(18, 100%, 7%) |
| OKLCH | oklch(18.8% 0.05 50) |
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 #240B00 | 18.70:1 | AAA | Lc -107.1 | Preferred for body text |
| Black text on #240B00 | 1.12:1 | Fails | Lc 0.0 | Not readable |
| #240B00 text on white | 18.70:1 | AAA | Lc 105.0 | Preferred for body text |
| #240B00 text on black | 1.12:1 | 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
#FAF4F1
oklch(97.1% 0.008 48.7)
-
Step 100
100
#F4E7E0
oklch(93.6% 0.017 50.4)
-
Step 200
200
#ECD3C6
oklch(88.4% 0.033 49.3)
-
Step 300
300
#E1B69F
oklch(80.9% 0.059 49.6)
-
Step 400
400
#D08F6B
oklch(70.6% 0.094 49.7)
-
Step 500
500
#C37242
oklch(63.2% 0.12 49.9)
-
Step 600
600
#AE581F
oklch(55.5% 0.131 49.8)
-
Step 700
700
#954810
oklch(49.1% 0.121 50.3)
-
Step 800
800
#793B12
oklch(42.6% 0.101 49.7)
-
Step 900
900
#623417
oklch(37.8% 0.078 50.5)
-
Step 950
950 (this color)
#240B00
oklch(18.8% 0.05 50)
#240B00 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) | #120F00 | 0.044 |
| Deuteranopia (no green cones) | #181400 | 0.039 |
| Tritanopia (no blue cones) | #290608 | 0.029 |
| Achromatopsia (no color) | #121212 | 0.050 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #240B00
#240B00
oklch(18.8% 0.05 50)
- #001621
#001621
oklch(18.8% 0.038 231.1)
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 #240B00, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Very Dark Brown #1D0200 ΔE 0.039
- Dark Maroon #3C0008 ΔE 0.065
- Dark Brown #341C02 ΔE 0.067
- Almost Black #070D0D ΔE 0.068
- Deep Brown #410200 ΔE 0.071
- Rich Navy #001219 ΔE 0.083
- Chocolate Brown #411900 ΔE 0.085
- Rich Black #0D1B2A ΔE 0.089
Use #240B00 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.