#180815
Closest named color: Almost Black (#070D0D). oklch(16.6% 0.037 334.4), rgb(24, 8, 21).
Aa
White text reads best on this color (19.36:1).
About this color
#180815 is a very dark, muted purple. In OKLCH its lightness is 17%, its chroma 0.037 and its hue 334°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Almost Black (#070D0D), ΔE 0.047 away. White text reads best on it, at 19.36:1.
| Hue family | Purples |
| Lightness | very dark (17%) |
| Chroma | muted (0.037) |
| Temperature | in between |
| Nearest name | Almost Black (#070D0D) |
| Black text | 1.08:1 |
| White text | 19.36:1 |
Values
| HEX | #180815 |
| RGB | rgb(24, 8, 21) |
| HSL | hsl(311, 50%, 6%) |
| OKLCH | oklch(16.6% 0.037 334.4) |
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 #180815 | 19.36:1 | AAA | Lc -107.5 | Preferred for body text |
| Black text on #180815 | 1.08:1 | Fails | Lc 0.0 | Not readable |
| #180815 text on white | 19.36:1 | AAA | Lc 105.5 | Preferred for body text |
| #180815 text on black | 1.08:1 | 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
#F8F4F7
oklch(97.1% 0.006 334)
-
Step 100
100
#EFE7ED
oklch(93.6% 0.012 334.1)
-
Step 200
200
#E4D3E0
oklch(88.4% 0.026 333.8)
-
Step 300
300
#D3B7CC
oklch(81% 0.043 334.7)
-
Step 400
400
#BC91B2
oklch(70.7% 0.068 334.7)
-
Step 500
500
#AB759F
oklch(63.1% 0.088 334.9)
-
Step 600
600
#965D8A
oklch(55.7% 0.096 334.8)
-
Step 700
700
#804C75
oklch(49.1% 0.09 335)
-
Step 800
800
#683F60
oklch(42.8% 0.075 334.2)
-
Step 900
900
#55364E
oklch(37.9% 0.057 335.2)
-
Step 950
950 (this color)
#180815
oklch(16.6% 0.037 334.4)
#180815 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) | #080C15 | 0.037 |
| Deuteranopia (no green cones) | #0C0E15 | 0.033 |
| Tritanopia (no blue cones) | #19090D | 0.019 |
| Achromatopsia (no color) | #0E0E0E | 0.037 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #180815
#180815
oklch(16.6% 0.037 334.4)
- #021307
#021307
oklch(16.6% 0.037 153.2)
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 #180815, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Almost Black #070D0D ΔE 0.047
- Very Dark Brown #1D0200 ΔE 0.050
- Rich Navy #001219 ΔE 0.057
- Rich Black #0D1B2A ΔE 0.070
- Very Dark Purple #2A0134 ΔE 0.078
- Midnight Purple #280137 ΔE 0.080
- Midnight #03012D ΔE 0.082
- Dark Navy Blue #00022E ΔE 0.088
Use #180815 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.