#391F10
Closest named color: Dark Brown (#341C02). oklch(27% 0.048 49.7), rgb(57, 31, 16).
Aa
White text reads best on this color (15.24:1).
About this color
#391F10 is a dark, muted brown. In OKLCH its lightness is 27%, its chroma 0.048 and its hue 50°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Brown (#341C02), ΔE 0.022 away. White text reads best on it, at 15.24:1.
| Hue family | Browns |
| Lightness | dark (27%) |
| Chroma | muted (0.048) |
| Temperature | warm |
| Nearest name | Dark Brown (#341C02) |
| Black text | 1.37:1 |
| White text | 15.24:1 |
Values
| HEX | #391F10 |
| RGB | rgb(57, 31, 16) |
| HSL | hsl(22, 56%, 14%) |
| OKLCH | oklch(27% 0.048 49.7) |
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 #391F10 | 15.24:1 | AAA | Lc -104.8 | Preferred for body text |
| Black text on #391F10 | 1.37:1 | Fails | Lc 0.0 | Not readable |
| #391F10 text on white | 15.24:1 | AAA | Lc 102.0 | Preferred for body text |
| #391F10 text on black | 1.37:1 | 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
#FAF4F1
oklch(97.1% 0.008 48.7)
-
Step 100
100
#F4E7E0
oklch(93.6% 0.017 50.4)
-
Step 200
200
#EBD4C7
oklch(88.5% 0.031 51.5)
-
Step 300
300
#E0B7A1
oklch(81% 0.056 49.8)
-
Step 400
400
#CF906D
oklch(70.8% 0.091 49.8)
-
Step 500
500
#C17346
oklch(63.2% 0.115 49.5)
-
Step 600
600
#AC5A25
oklch(55.6% 0.125 50)
-
Step 700
700
#944918
oklch(49.2% 0.117 49.3)
-
Step 800
800
#783C17
oklch(42.6% 0.097 49)
-
Step 900
900
#61341A
oklch(37.7% 0.075 49)
-
Step 950
950 (this color)
#391F10
oklch(27% 0.048 49.7)
#391F10 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) | #26220F | 0.040 |
| Deuteranopia (no green cones) | #2C2810 | 0.038 |
| Tritanopia (no blue cones) | #3F1A1B | 0.029 |
| Achromatopsia (no color) | #252525 | 0.048 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #391F10
#391F10
oklch(27% 0.048 49.7)
- #072B39
#072B39
oklch(27.2% 0.047 228.6)
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 #391F10, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Brown #341C02 ΔE 0.022
- Chocolate Brown #411900 ΔE 0.024
- Jet #212529 ΔE 0.057
- Deep Brown #410200 ΔE 0.061
- Mahogany #4A0100 ΔE 0.063
- Dark Maroon #3C0008 ΔE 0.070
- Dark #1B2431 ΔE 0.074
- Pakistan Green #283618 ΔE 0.077
Use #391F10 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.