#231A09
Closest named color: Dark Brown (#341C02). oklch(22.4% 0.032 81.8), rgb(35, 26, 9).
Aa
White text reads best on this color (17.16:1).
About this color
#231A09 is a very dark, muted brown. In OKLCH its lightness is 22%, its chroma 0.032 and its hue 82°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Brown (#341C02), ΔE 0.039 away. White text reads best on it, at 17.16:1.
| Hue family | Browns |
| Lightness | very dark (22%) |
| Chroma | muted (0.032) |
| Temperature | warm |
| Nearest name | Dark Brown (#341C02) |
| Black text | 1.22:1 |
| White text | 17.16:1 |
Values
| HEX | #231A09 |
| RGB | rgb(35, 26, 9) |
| HSL | hsl(39, 59%, 9%) |
| OKLCH | oklch(22.4% 0.032 81.8) |
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 #231A09 | 17.16:1 | AAA | Lc -106.4 | Preferred for body text |
| Black text on #231A09 | 1.22:1 | Fails | Lc 0.0 | Not readable |
| #231A09 text on white | 17.16:1 | AAA | Lc 104.0 | Preferred for body text |
| #231A09 text on black | 1.22:1 | 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
#F7F5F2
oklch(97.1% 0.005 78.3)
-
Step 100
100
#EDE9E2
oklch(93.5% 0.01 81.8)
-
Step 200
200
#E0D8CA
oklch(88.5% 0.021 81.8)
-
Step 300
300
#CDBFA6
oklch(81% 0.038 82.1)
-
Step 400
400
#B49D75
oklch(70.6% 0.061 81.2)
-
Step 500
500
#A18551
oklch(63.1% 0.078 82)
-
Step 600
600
#8C6E35
oklch(55.6% 0.084 81.6)
-
Step 700
700
#775C27
oklch(49.1% 0.079 81.9)
-
Step 800
800
#614B22
oklch(42.7% 0.065 81.1)
-
Step 900
900
#4F3F21
oklch(37.7% 0.05 82)
-
Step 950
950 (this color)
#231A09
oklch(22.4% 0.032 81.8)
#231A09 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) | #1E1A08 | 0.011 |
| Deuteranopia (no green cones) | #201C0A | 0.009 |
| Tritanopia (no blue cones) | #261716 | 0.028 |
| Achromatopsia (no color) | #1B1B1B | 0.032 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #231A09
#231A09
oklch(22.4% 0.032 81.8)
- #131C2B
#131C2B
oklch(22.6% 0.032 260.3)
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 #231A09, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Brown #341C02 ΔE 0.039
- Jet #212529 ΔE 0.056
- Chocolate Brown #411900 ΔE 0.066
- Rich Black #0D1B2A ΔE 0.068
- Dark #1B2431 ΔE 0.069
- Deep Brown #410200 ΔE 0.080
- Dark Maroon #3C0008 ΔE 0.080
- Almost Black #070D0D ΔE 0.081
Use #231A09 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.