#311304
Closest named color: Dark Brown (#341C02). oklch(22.9% 0.055 46.4), rgb(49, 19, 4).
Aa
White text reads best on this color (17.13:1).
About this color
#311304 is a very dark, muted brown. In OKLCH its lightness is 23%, its chroma 0.055 and its hue 46°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Brown (#341C02), ΔE 0.030 away. White text reads best on it, at 17.13:1.
| Hue family | Browns |
| Lightness | very dark (23%) |
| Chroma | muted (0.055) |
| Temperature | warm |
| Nearest name | Dark Brown (#341C02) |
| Black text | 1.22:1 |
| White text | 17.13:1 |
Values
| HEX | #311304 |
| RGB | rgb(49, 19, 4) |
| HSL | hsl(20, 85%, 10%) |
| OKLCH | oklch(22.9% 0.055 46.4) |
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 #311304 | 17.13:1 | AAA | Lc -106.2 | Preferred for body text |
| Black text on #311304 | 1.22:1 | Fails | Lc 0.0 | Not readable |
| #311304 text on white | 17.13:1 | AAA | Lc 103.8 | Preferred for body text |
| #311304 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
#FBF4F1
oklch(97.2% 0.009 44.9)
-
Step 100
100
#F5E6DF
oklch(93.5% 0.019 46.8)
-
Step 200
200
#EFD2C5
oklch(88.4% 0.037 45.6)
-
Step 300
300
#E5B49D
oklch(80.8% 0.065 46.4)
-
Step 400
400
#D68C67
oklch(70.7% 0.104 47.1)
-
Step 500
500
#CA6D3C
oklch(63.2% 0.134 46.8)
-
Step 600
600
#B55216
oklch(55.6% 0.145 46.4)
-
Step 700
700
#9C4204
oklch(49.2% 0.135 46.4)
-
Step 800
800
#7E370B
oklch(42.6% 0.111 46.6)
-
Step 900
900
#663014
oklch(37.6% 0.087 45.7)
-
Step 950
950 (this color)
#311304
oklch(22.9% 0.055 46.4)
#311304 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) | #1B1703 | 0.051 |
| Deuteranopia (no green cones) | #231E04 | 0.045 |
| Tritanopia (no blue cones) | #370C10 | 0.032 |
| Achromatopsia (no color) | #1B1B1B | 0.056 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #311304
#311304
oklch(22.9% 0.055 46.4)
- #00212D
#00212D
oklch(23.1% 0.044 226.4)
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 #311304, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Brown #341C02 ΔE 0.030
- Chocolate Brown #411900 ΔE 0.044
- Deep Brown #410200 ΔE 0.045
- Dark Maroon #3C0008 ΔE 0.048
- Mahogany #4A0100 ΔE 0.061
- Jet #212529 ΔE 0.072
- Very Dark Brown #1D0200 ΔE 0.079
- Dark #1B2431 ΔE 0.085
Use #311304 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.