#18041D
Closest named color: Very Dark Purple (#2A0134). oklch(16.2% 0.059 319.6), rgb(24, 4, 29).
Aa
White text reads best on this color (19.55:1).
About this color
#18041D is a very dark, muted purple. In OKLCH its lightness is 16%, its chroma 0.059 and its hue 320°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Very Dark Purple (#2A0134), ΔE 0.063 away. White text reads best on it, at 19.55:1.
| Hue family | Purples |
| Lightness | very dark (16%) |
| Chroma | muted (0.059) |
| Temperature | in between |
| Nearest name | Very Dark Purple (#2A0134) |
| Black text | 1.07:1 |
| White text | 19.55:1 |
Values
| HEX | #18041D |
| RGB | rgb(24, 4, 29) |
| HSL | hsl(288, 76%, 6%) |
| OKLCH | oklch(16.2% 0.059 319.6) |
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 #18041D | 19.55:1 | AAA | Lc -107.5 | Preferred for body text |
| Black text on #18041D | 1.07:1 | Fails | Lc 0.0 | Not readable |
| #18041D text on white | 19.55:1 | AAA | Lc 105.5 | Preferred for body text |
| #18041D text on black | 1.07:1 | 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
#F8F4F9
oklch(97.2% 0.008 319.4)
-
Step 100
100
#F0E6F2
oklch(93.6% 0.019 320.6)
-
Step 200
200
#E5D1E9
oklch(88.4% 0.039 320.6)
-
Step 300
300
#D5B3DD
oklch(81% 0.069 319.8)
-
Step 400
400
#BF8ACC
oklch(70.8% 0.11 319.6)
-
Step 500
500
#AE6BBF
oklch(63.2% 0.141 319.3)
-
Step 600
600
#9950AB
oklch(55.5% 0.155 319.4)
-
Step 700
700
#834093
oklch(49.1% 0.144 319.6)
-
Step 800
800
#6A3677
oklch(42.7% 0.118 319.3)
-
Step 900
900
#562F60
oklch(37.6% 0.093 319.2)
-
Step 950
950 (this color)
#18041D
oklch(16.2% 0.059 319.6)
#18041D 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) | #010B1E | 0.057 |
| Deuteranopia (no green cones) | #050D1C | 0.051 |
| Tritanopia (no blue cones) | #18070F | 0.035 |
| Achromatopsia (no color) | #0C0C0C | 0.059 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #18041D
#18041D
oklch(16.2% 0.059 319.6)
- #021300
#021300
oklch(16.4% 0.052 139.7)
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 #18041D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Very Dark Purple #2A0134 ΔE 0.063
- Midnight Purple #280137 ΔE 0.064
- Almost Black #070D0D ΔE 0.065
- Midnight #03012D ΔE 0.069
- Very Dark Brown #1D0200 ΔE 0.069
- Rich Navy #001219 ΔE 0.070
- Dark Navy Blue #00022E ΔE 0.077
- Dark Navy #000435 ΔE 0.079
Use #18041D 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.