#2B1C19
Closest named color: Dark Brown (#341C02). oklch(24.4% 0.025 31.6), rgb(43, 28, 25).
Aa
White text reads best on this color (16.36:1).
About this color
#2B1C19 is a very dark close to neutral grey. In OKLCH its lightness is 24%, its chroma 0.025. It has too little chroma to lean warm or cool. The nearest named color is Dark Brown (#341C02), ΔE 0.037 away. White text reads best on it, at 16.36:1.
| Hue family | Neutrals |
| Lightness | very dark (24%) |
| Chroma | close to neutral grey (0.025) |
| Temperature | neutral |
| Nearest name | Dark Brown (#341C02) |
| Black text | 1.28:1 |
| White text | 16.36:1 |
Values
| HEX | #2B1C19 |
| RGB | rgb(43, 28, 25) |
| HSL | hsl(10, 26%, 13%) |
| OKLCH | oklch(24.4% 0.025 31.6) |
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 #2B1C19 | 16.36:1 | AAA | Lc -105.8 | Preferred for body text |
| Black text on #2B1C19 | 1.28:1 | Fails | Lc 0.0 | Not readable |
| #2B1C19 text on white | 16.36:1 | AAA | Lc 103.3 | Preferred for body text |
| #2B1C19 text on black | 1.28:1 | 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
#F8F4F4
oklch(97% 0.004 17.2)
-
Step 100
100
#EFE8E6
oklch(93.6% 0.008 36.6)
-
Step 200
200
#E4D5D3
oklch(88.5% 0.017 26.7)
-
Step 300
300
#D3BAB5
oklch(80.9% 0.03 31.2)
-
Step 400
400
#BC968F
oklch(70.6% 0.047 30.3)
-
Step 500
500
#AB7C73
oklch(63.1% 0.061 31)
-
Step 600
600
#96655C
oklch(55.6% 0.066 30.8)
-
Step 700
700
#7F544B
oklch(49.1% 0.06 32.3)
-
Step 800
800
#68453E
oklch(42.8% 0.05 31.7)
-
Step 900
900
#543A35
oklch(37.7% 0.038 31.1)
-
Step 950
950 (this color)
#2B1C19
oklch(24.4% 0.025 31.6)
#2B1C19 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) | #1F1E19 | 0.025 |
| Deuteranopia (no green cones) | #232119 | 0.023 |
| Tritanopia (no blue cones) | #2E1A1B | 0.010 |
| Achromatopsia (no color) | #202020 | 0.025 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2B1C19
#2B1C19
oklch(24.4% 0.025 31.6)
- #122427
#122427
oklch(24.6% 0.024 209.2)
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 #2B1C19, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Brown #341C02 ΔE 0.037
- Jet #212529 ΔE 0.037
- Dark #1B2431 ΔE 0.050
- Chocolate Brown #411900 ΔE 0.055
- Rich Black #0D1B2A ΔE 0.063
- Oxford Blue #1B263B ΔE 0.066
- Dark Maroon #3C0008 ΔE 0.069
- Deep Brown #410200 ΔE 0.070
Use #2B1C19 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.