#180D16
Closest named color: Almost Black (#070D0D). oklch(17.9% 0.025 333.2), rgb(24, 13, 22).
Aa
White text reads best on this color (18.95:1).
About this color
#180D16 is a very dark close to neutral grey. In OKLCH its lightness is 18%, its chroma 0.025. It has too little chroma to lean warm or cool. The nearest named color is Almost Black (#070D0D), ΔE 0.042 away. White text reads best on it, at 18.95:1.
| Hue family | Neutrals |
| Lightness | very dark (18%) |
| Chroma | close to neutral grey (0.025) |
| Temperature | neutral |
| Nearest name | Almost Black (#070D0D) |
| Black text | 1.10:1 |
| White text | 18.95:1 |
Values
| HEX | #180D16 |
| RGB | rgb(24, 13, 22) |
| HSL | hsl(311, 30%, 7%) |
| OKLCH | oklch(17.9% 0.025 333.2) |
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 #180D16 | 18.95:1 | AAA | Lc -107.4 | Preferred for body text |
| Black text on #180D16 | 1.10:1 | Fails | Lc 0.0 | Not readable |
| #180D16 text on white | 18.95:1 | AAA | Lc 105.4 | Preferred for body text |
| #180D16 text on black | 1.10:1 | 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
#F7F4F6
oklch(97% 0.004 337.4)
-
Step 100
100
#EEE8EC
oklch(93.7% 0.008 337.4)
-
Step 200
200
#E0D5DE
oklch(88.4% 0.017 331.6)
-
Step 300
300
#CDBAC9
oklch(80.9% 0.03 332.9)
-
Step 400
400
#B496AD
oklch(70.7% 0.048 334.3)
-
Step 500
500
#A17C99
oklch(63.1% 0.061 334)
-
Step 600
600
#8B6584
oklch(55.6% 0.066 333)
-
Step 700
700
#765470
oklch(49.2% 0.061 332.8)
-
Step 800
800
#60445B
oklch(42.6% 0.052 332.9)
-
Step 900
900
#4F3A4B
oklch(37.8% 0.04 333.1)
-
Step 950
950 (this color)
#180D16
oklch(17.9% 0.025 333.2)
#180D16 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) | #0D1016 | 0.025 |
| Deuteranopia (no green cones) | #101116 | 0.021 |
| Tritanopia (no blue cones) | #190E10 | 0.014 |
| Achromatopsia (no color) | #111111 | 0.025 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #180D16
#180D16
oklch(17.9% 0.025 333.2)
- #08150C
#08150C
oklch(18% 0.026 153.1)
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 #180D16, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Almost Black #070D0D ΔE 0.042
- Rich Navy #001219 ΔE 0.048
- Very Dark Brown #1D0200 ΔE 0.055
- Rich Black #0D1B2A ΔE 0.056
- Very Dark Purple #2A0134 ΔE 0.081
- Midnight Purple #280137 ΔE 0.083
- Dark #1B2431 ΔE 0.086
- Midnight #03012D ΔE 0.087
Use #180D16 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.