#181705
Closest named color: Almost Black (#070D0D). oklch(20% 0.032 106.2), rgb(24, 23, 5).
Aa
White text reads best on this color (18.04:1).
About this color
#181705 is a very dark, muted brown. In OKLCH its lightness is 20%, its chroma 0.032 and its hue 106°. Its hue sits on the warm side of the wheel. The nearest named color is Almost Black (#070D0D), ΔE 0.059 away. White text reads best on it, at 18.04:1.
| Hue family | Browns |
| Lightness | very dark (20%) |
| Chroma | muted (0.032) |
| Temperature | warm |
| Nearest name | Almost Black (#070D0D) |
| Black text | 1.16:1 |
| White text | 18.04:1 |
Values
| HEX | #181705 |
| RGB | rgb(24, 23, 5) |
| HSL | hsl(57, 66%, 6%) |
| OKLCH | oklch(20% 0.032 106.2) |
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 #181705 | 18.04:1 | AAA | Lc -106.9 | Preferred for body text |
| Black text on #181705 | 1.16:1 | Fails | Lc 0.0 | Not readable |
| #181705 text on white | 18.04:1 | AAA | Lc 104.8 | Preferred for body text |
| #181705 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
#F6F6F2
oklch(97.2% 0.005 106.5)
-
Step 100
100
#EAEAE2
oklch(93.5% 0.011 106.6)
-
Step 200
200
#DADACA
oklch(88.4% 0.022 106.8)
-
Step 300
300
#C3C3A6
oklch(80.9% 0.039 107.2)
-
Step 400
400
#A5A377
oklch(70.6% 0.061 105.7)
-
Step 500
500
#8F8D53
oklch(63.1% 0.079 106.7)
-
Step 600
600
#7A7637
oklch(55.5% 0.085 105.5)
-
Step 700
700
#666329
oklch(48.9% 0.079 106.2)
-
Step 800
800
#545123
oklch(42.7% 0.066 105.5)
-
Step 900
900
#454322
oklch(37.6% 0.05 105.5)
-
Step 950
950 (this color)
#181705
oklch(20% 0.032 106.2)
#181705 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 | 0.005 |
| Deuteranopia (no green cones) | #1A1706 | 0.005 |
| Tritanopia (no blue cones) | #1A1513 | 0.029 |
| Achromatopsia (no color) | #161616 | 0.032 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #181705
#181705
oklch(20% 0.032 106.2)
- #151424
#151424
oklch(20.1% 0.032 286)
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 #181705, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Almost Black #070D0D ΔE 0.059
- Rich Navy #001219 ΔE 0.063
- Dark Brown #341C02 ΔE 0.065
- Rich Black #0D1B2A ΔE 0.067
- Very Dark Brown #1D0200 ΔE 0.073
- Jet #212529 ΔE 0.074
- Dark #1B2431 ΔE 0.082
- Dark Forest Green #002D04 ΔE 0.084
Use #181705 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.