#18051F
Closest named color: Very Dark Purple (#2A0134). oklch(16.6% 0.058 316.2), rgb(24, 5, 31).
Aa
White text reads best on this color (19.43:1).
About this color
#18051F is a very dark, muted purple. In OKLCH its lightness is 17%, its chroma 0.058 and its hue 316°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Very Dark Purple (#2A0134), ΔE 0.060 away. White text reads best on it, at 19.43:1.
| Hue family | Purples |
| Lightness | very dark (17%) |
| Chroma | muted (0.058) |
| Temperature | in between |
| Nearest name | Very Dark Purple (#2A0134) |
| Black text | 1.08:1 |
| White text | 19.43:1 |
Values
| HEX | #18051F |
| RGB | rgb(24, 5, 31) |
| HSL | hsl(284, 72%, 7%) |
| OKLCH | oklch(16.6% 0.058 316.2) |
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 #18051F | 19.43:1 | AAA | Lc -107.5 | Preferred for body text |
| Black text on #18051F | 1.08:1 | Fails | Lc 0.0 | Not readable |
| #18051F text on white | 19.43:1 | AAA | Lc 105.5 | Preferred for body text |
| #18051F 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
#F8F4FA
oklch(97.2% 0.009 314.8)
-
Step 100
100
#EFE6F3
oklch(93.6% 0.02 315.7)
-
Step 200
200
#E3D2EB
oklch(88.5% 0.038 315.1)
-
Step 300
300
#D2B3DF
oklch(80.8% 0.069 315.9)
-
Step 400
400
#BC8BCF
oklch(70.8% 0.11 316.3)
-
Step 500
500
#AA6CC2
oklch(63% 0.141 316)
-
Step 600
600
#9652AE
oklch(55.6% 0.153 316.6)
-
Step 700
700
#7F4296
oklch(49.1% 0.142 315.9)
-
Step 800
800
#68377A
oklch(42.8% 0.119 316.2)
-
Step 900
900
#543062
oklch(37.6% 0.092 315.9)
-
Step 950
950 (this color)
#18051F
oklch(16.6% 0.058 316.2)
#18051F 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) | #010C20 | 0.055 |
| Deuteranopia (no green cones) | #050E1E | 0.049 |
| Tritanopia (no blue cones) | #180910 | 0.038 |
| Achromatopsia (no color) | #0D0D0D | 0.059 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #18051F
#18051F
oklch(16.6% 0.058 316.2)
- #041300
#041300
oklch(16.6% 0.05 136.8)
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 #18051F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Very Dark Purple #2A0134 ΔE 0.060
- Midnight Purple #280137 ΔE 0.061
- Almost Black #070D0D ΔE 0.065
- Midnight #03012D ΔE 0.067
- Rich Navy #001219 ΔE 0.068
- Very Dark Brown #1D0200 ΔE 0.072
- Rich Black #0D1B2A ΔE 0.074
- Dark Navy Blue #00022E ΔE 0.075
Use #18051F 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.