#181701
Closest named color: Almost Black (#070D0D). oklch(20% 0.041 107.3), rgb(24, 23, 1).
Aa
White text reads best on this color (18.07:1).
About this color
#181701 is a very dark, muted brown. In OKLCH its lightness is 20%, its chroma 0.041 and its hue 107°. Its hue sits on the warm side of the wheel. The nearest named color is Almost Black (#070D0D), ΔE 0.063 away. White text reads best on it, at 18.07:1.
| Hue family | Browns |
| Lightness | very dark (20%) |
| Chroma | muted (0.041) |
| Temperature | warm |
| Nearest name | Almost Black (#070D0D) |
| Black text | 1.16:1 |
| White text | 18.07:1 |
Values
| HEX | #181701 |
| RGB | rgb(24, 23, 1) |
| HSL | hsl(57, 92%, 5%) |
| OKLCH | oklch(20% 0.041 107.3) |
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 #181701 | 18.07:1 | AAA | Lc -106.9 | Preferred for body text |
| Black text on #181701 | 1.16:1 | Fails | Lc 0.0 | Not readable |
| #181701 text on white | 18.07:1 | AAA | Lc 104.8 | Preferred for body text |
| #181701 text on black | 1.16:1 | 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
#F6F6F1
oklch(97.2% 0.007 106.5)
-
Step 100
100
#EAEBE0
oklch(93.6% 0.015 110.9)
-
Step 200
200
#DBDBC7
oklch(88.6% 0.027 106.9)
-
Step 300
300
#C3C3A0
oklch(80.8% 0.047 107.4)
-
Step 400
400
#A5A46B
oklch(70.6% 0.077 107.4)
-
Step 500
500
#908E42
oklch(63.2% 0.099 107.5)
-
Step 600
600
#7A771F
oklch(55.5% 0.106 107.4)
-
Step 700
700
#676410
oklch(49.1% 0.099 107.4)
-
Step 800
800
#545212
oklch(42.8% 0.082 107.6)
-
Step 900
900
#454417
oklch(37.7% 0.064 107.9)
-
Step 950
950 (this color)
#181701
oklch(20% 0.041 107.3)
#181701 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) | #1A1600 | 0.005 |
| Deuteranopia (no green cones) | #1B1702 | 0.007 |
| Tritanopia (no blue cones) | #1B1512 | 0.036 |
| Achromatopsia (no color) | #161616 | 0.041 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #181701
#181701
oklch(20% 0.041 107.3)
- #151327
#151327
oklch(20% 0.039 286.9)
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 #181701, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Almost Black #070D0D ΔE 0.063
- Dark Brown #341C02 ΔE 0.065
- Rich Navy #001219 ΔE 0.068
- Rich Black #0D1B2A ΔE 0.075
- Very Dark Brown #1D0200 ΔE 0.075
- Jet #212529 ΔE 0.079
- Dark Forest Green #002D04 ΔE 0.081
- Very Dark Green #062E03 ΔE 0.084
Use #181701 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.