#311105
Closest named color: Dark Brown (#341C02). oklch(22.6% 0.057 41.3), rgb(49, 17, 5).
Aa
White text reads best on this color (17.31:1).
About this color
#311105 is a very dark, muted brown. In OKLCH its lightness is 23%, its chroma 0.057 and its hue 41°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Brown (#341C02), ΔE 0.036 away. White text reads best on it, at 17.31:1.
| Hue family | Browns |
| Lightness | very dark (23%) |
| Chroma | muted (0.057) |
| Temperature | warm |
| Nearest name | Dark Brown (#341C02) |
| Black text | 1.21:1 |
| White text | 17.31:1 |
Values
| HEX | #311105 |
| RGB | rgb(49, 17, 5) |
| HSL | hsl(16, 81%, 11%) |
| OKLCH | oklch(22.6% 0.057 41.3) |
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 #311105 | 17.31:1 | AAA | Lc -106.3 | Preferred for body text |
| Black text on #311105 | 1.21:1 | Fails | Lc 0.0 | Not readable |
| #311105 text on white | 17.31:1 | AAA | Lc 103.9 | Preferred for body text |
| #311105 text on black | 1.21:1 | 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
#FBF4F1
oklch(97.2% 0.009 44.9)
-
Step 100
100
#F6E6E0
oklch(93.6% 0.019 41.8)
-
Step 200
200
#F0D2C7
oklch(88.6% 0.037 41.2)
-
Step 300
300
#E7B3A0
oklch(80.9% 0.066 41)
-
Step 400
400
#D9896B
oklch(70.6% 0.107 41.3)
-
Step 500
500
#CD6943
oklch(63.1% 0.137 40.9)
-
Step 600
600
#B84E21
oklch(55.5% 0.149 41.3)
-
Step 700
700
#9E3E13
oklch(49% 0.138 41.2)
-
Step 800
800
#813414
oklch(42.7% 0.115 40.9)
-
Step 900
900
#682E18
oklch(37.7% 0.09 40.6)
-
Step 950
950 (this color)
#311105
oklch(22.6% 0.057 41.3)
#311105 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) | #1A1604 | 0.054 |
| Deuteranopia (no green cones) | #221D04 | 0.049 |
| Tritanopia (no blue cones) | #370A0E | 0.028 |
| Achromatopsia (no color) | #1B1B1B | 0.057 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #311105
#311105
oklch(22.6% 0.057 41.3)
- #00202A
#00202A
oklch(22.6% 0.042 222.5)
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 #311105, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Brown #341C02 ΔE 0.036
- Deep Brown #410200 ΔE 0.042
- Dark Maroon #3C0008 ΔE 0.043
- Chocolate Brown #411900 ΔE 0.047
- Mahogany #4A0100 ΔE 0.060
- Jet #212529 ΔE 0.075
- Very Dark Brown #1D0200 ΔE 0.075
- Dark #1B2431 ΔE 0.087
Use #311105 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.