#180609
Closest named color: Very Dark Brown (#1D0200). oklch(15.5% 0.034 9.8), rgb(24, 6, 9).
Aa
White text reads best on this color (19.64:1).
About this color
#180609 is a very dark, muted red. In OKLCH its lightness is 16%, its chroma 0.034 and its hue 10°. Its hue sits on the warm side of the wheel. The nearest named color is Very Dark Brown (#1D0200), ΔE 0.027 away. White text reads best on it, at 19.64:1.
| Hue family | Reds |
| Lightness | very dark (16%) |
| Chroma | muted (0.034) |
| Temperature | warm |
| Nearest name | Very Dark Brown (#1D0200) |
| Black text | 1.06:1 |
| White text | 19.64:1 |
Values
| HEX | #180609 |
| RGB | rgb(24, 6, 9) |
| HSL | hsl(350, 60%, 6%) |
| OKLCH | oklch(15.5% 0.034 9.8) |
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 #180609 | 19.64:1 | AAA | Lc -107.6 | Preferred for body text |
| Black text on #180609 | 1.06:1 | Fails | Lc 0.0 | Not readable |
| #180609 text on white | 19.64:1 | AAA | Lc 105.7 | Preferred for body text |
| #180609 text on black | 1.06:1 | 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
#F9F4F4
oklch(97.1% 0.005 17.2)
-
Step 100
100
#F1E7E8
oklch(93.6% 0.011 10.3)
-
Step 200
200
#E7D3D6
oklch(88.4% 0.023 7.2)
-
Step 300
300
#D9B7BB
oklch(81% 0.039 10)
-
Step 400
400
#C59098
oklch(70.7% 0.065 8.8)
-
Step 500
500
#B5757E
oklch(63.2% 0.081 10.5)
-
Step 600
600
#A05C68
oklch(55.6% 0.09 9.1)
-
Step 700
700
#884C56
oklch(49% 0.082 9.8)
-
Step 800
800
#6F3E46
oklch(42.6% 0.069 9.9)
-
Step 900
900
#5A353B
oklch(37.6% 0.054 9.5)
-
Step 950
950 (this color)
#180609
oklch(15.5% 0.034 9.8)
#180609 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) | #090909 | 0.037 |
| Deuteranopia (no green cones) | #0E0D09 | 0.034 |
| Tritanopia (no blue cones) | #1B0507 | 0.009 |
| Achromatopsia (no color) | #0B0B0B | 0.034 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #180609
#180609
oklch(15.5% 0.034 9.8)
- #00100F
#00100F
oklch(15.6% 0.027 190.2)
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 #180609, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Very Dark Brown #1D0200 ΔE 0.027
- Almost Black #070D0D ΔE 0.044
- Rich Navy #001219 ΔE 0.064
- Rich Black #0D1B2A ΔE 0.086
- Dark Maroon #3C0008 ΔE 0.091
- Very Dark Purple #2A0134 ΔE 0.099
- Midnight #03012D ΔE 0.100
- Midnight Purple #280137 ΔE 0.102
Use #180609 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.