#311C0A
Closest named color: Dark Brown (#341C02). oklch(25% 0.044 59.2), rgb(49, 28, 10).
Aa
White text reads best on this color (16.14:1).
About this color
#311C0A is a very dark, muted brown. In OKLCH its lightness is 25%, its chroma 0.044 and its hue 59°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Brown (#341C02), ΔE 0.012 away. White text reads best on it, at 16.14:1.
| Hue family | Browns |
| Lightness | very dark (25%) |
| Chroma | muted (0.044) |
| Temperature | warm |
| Nearest name | Dark Brown (#341C02) |
| Black text | 1.30:1 |
| White text | 16.14:1 |
Values
| HEX | #311C0A |
| RGB | rgb(49, 28, 10) |
| HSL | hsl(28, 66%, 12%) |
| OKLCH | oklch(25% 0.044 59.2) |
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 #311C0A | 16.14:1 | AAA | Lc -105.5 | Preferred for body text |
| Black text on #311C0A | 1.30:1 | Fails | Lc 0.0 | Not readable |
| #311C0A text on white | 16.14:1 | AAA | Lc 103.0 | Preferred for body text |
| #311C0A text on black | 1.30:1 | 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
#F9F4F1
oklch(97% 0.007 53.4)
-
Step 100
100
#F2E8E0
oklch(93.7% 0.015 61.3)
-
Step 200
200
#E8D5C7
oklch(88.5% 0.028 58.8)
-
Step 300
300
#DBB9A0
oklch(80.9% 0.052 58.3)
-
Step 400
400
#C8946B
oklch(70.7% 0.084 59.1)
-
Step 500
500
#B97942
oklch(63.2% 0.107 59.7)
-
Step 600
600
#A46020
oklch(55.5% 0.116 59.1)
-
Step 700
700
#8C4F12
oklch(49% 0.107 59.2)
-
Step 800
800
#724113
oklch(42.6% 0.089 59)
-
Step 900
900
#5C3818
oklch(37.7% 0.069 59.8)
-
Step 950
950 (this color)
#311C0A
oklch(25% 0.044 59.2)
#311C0A 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) | #221E08 | 0.033 |
| Deuteranopia (no green cones) | #27230A | 0.030 |
| Tritanopia (no blue cones) | #361818 | 0.030 |
| Achromatopsia (no color) | #212121 | 0.044 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #311C0A
#311C0A
oklch(25% 0.044 59.2)
- #0A2434
#0A2434
oklch(24.9% 0.044 239.1)
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 #311C0A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Brown #341C02 ΔE 0.012
- Chocolate Brown #411900 ΔE 0.036
- Jet #212529 ΔE 0.055
- Deep Brown #410200 ΔE 0.061
- Dark Maroon #3C0008 ΔE 0.067
- Mahogany #4A0100 ΔE 0.070
- Dark #1B2431 ΔE 0.071
- Pakistan Green #283618 ΔE 0.084
Use #311C0A 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.