#231109
Closest named color: Very Dark Brown (#1D0200). oklch(20.1% 0.034 44.4), rgb(35, 17, 9).
Aa
White text reads best on this color (18.17:1).
About this color
#231109 is a very dark, muted brown. In OKLCH its lightness is 20%, its chroma 0.034 and its hue 44°. Its hue sits on the warm side of the wheel. The nearest named color is Very Dark Brown (#1D0200), ΔE 0.055 away. White text reads best on it, at 18.17:1.
| Hue family | Browns |
| Lightness | very dark (20%) |
| Chroma | muted (0.034) |
| Temperature | warm |
| Nearest name | Very Dark Brown (#1D0200) |
| Black text | 1.15:1 |
| White text | 18.17:1 |
Values
| HEX | #231109 |
| RGB | rgb(35, 17, 9) |
| HSL | hsl(18, 59%, 9%) |
| OKLCH | oklch(20.1% 0.034 44.4) |
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 #231109 | 18.17:1 | AAA | Lc -106.9 | Preferred for body text |
| Black text on #231109 | 1.15:1 | Fails | Lc 0.0 | Not readable |
| #231109 text on white | 18.17:1 | AAA | Lc 104.8 | Preferred for body text |
| #231109 text on black | 1.15:1 | 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
#F9F4F2
oklch(97% 0.006 43.3)
-
Step 100
100
#F1E8E4
oklch(93.7% 0.011 45.7)
-
Step 200
200
#E7D5CD
oklch(88.5% 0.023 45.6)
-
Step 300
300
#D8B9AC
oklch(80.9% 0.04 44.1)
-
Step 400
400
#C39480
oklch(70.6% 0.064 44.1)
-
Step 500
500
#B37960
oklch(63% 0.082 44.1)
-
Step 600
600
#9F6246
oklch(55.7% 0.089 45.1)
-
Step 700
700
#885038
oklch(49.1% 0.084 43.6)
-
Step 800
800
#6E422F
oklch(42.6% 0.068 43.9)
-
Step 900
900
#59382A
oklch(37.6% 0.053 43.7)
-
Step 950
950 (this color)
#231109
oklch(20.1% 0.034 44.4)
#231109 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) | #161308 | 0.030 |
| Deuteranopia (no green cones) | #1A1709 | 0.028 |
| Tritanopia (no blue cones) | #270E0F | 0.019 |
| Achromatopsia (no color) | #161616 | 0.034 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #231109
#231109
oklch(20.1% 0.034 44.4)
- #031922
#031922
oklch(20% 0.034 227.2)
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 #231109, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Very Dark Brown #1D0200 ΔE 0.055
- Dark Brown #341C02 ΔE 0.058
- Almost Black #070D0D ΔE 0.065
- Dark Maroon #3C0008 ΔE 0.066
- Rich Black #0D1B2A ΔE 0.069
- Deep Brown #410200 ΔE 0.072
- Rich Navy #001219 ΔE 0.073
- Jet #212529 ΔE 0.074
Use #231109 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.