#181122
Closest named color: Rich Black (#0D1B2A). oklch(19.6% 0.035 302.3), rgb(24, 17, 34).
Aa
White text reads best on this color (18.38:1).
About this color
#181122 is a very dark, muted purple. In OKLCH its lightness is 20%, its chroma 0.035 and its hue 302°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rich Black (#0D1B2A), ΔE 0.037 away. White text reads best on it, at 18.38:1.
| Hue family | Purples |
| Lightness | very dark (20%) |
| Chroma | muted (0.035) |
| Temperature | in between |
| Nearest name | Rich Black (#0D1B2A) |
| Black text | 1.14:1 |
| White text | 18.38:1 |
Values
| HEX | #181122 |
| RGB | rgb(24, 17, 34) |
| HSL | hsl(265, 33%, 10%) |
| OKLCH | oklch(19.6% 0.035 302.3) |
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 #181122 | 18.38:1 | AAA | Lc -107.1 | Preferred for body text |
| Black text on #181122 | 1.14:1 | Fails | Lc 0.0 | Not readable |
| #181122 text on white | 18.38:1 | AAA | Lc 105.0 | Preferred for body text |
| #181122 text on black | 1.14:1 | 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
#F6F5F9
oklch(97.2% 0.005 297.7)
-
Step 100
100
#EBE8F1
oklch(93.6% 0.012 301.3)
-
Step 200
200
#DCD6E6
oklch(88.6% 0.023 302.9)
-
Step 300
300
#C5BBD7
oklch(80.9% 0.04 301.7)
-
Step 400
400
#A897C3
oklch(70.6% 0.066 302.4)
-
Step 500
500
#937DB4
oklch(63.1% 0.084 302.4)
-
Step 600
600
#7D66A0
oklch(55.6% 0.091 301.7)
-
Step 700
700
#6A5489
oklch(49% 0.086 302.4)
-
Step 800
800
#56456F
oklch(42.6% 0.071 302.1)
-
Step 900
900
#473A5A
oklch(37.6% 0.056 302.5)
-
Step 950
950 (this color)
#181122
oklch(19.6% 0.035 302.3)
#181122 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) | #0D1423 | 0.022 |
| Deuteranopia (no green cones) | #0E1422 | 0.021 |
| Tritanopia (no blue cones) | #161417 | 0.028 |
| Achromatopsia (no color) | #141414 | 0.035 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #181122
#181122
oklch(19.6% 0.035 302.3)
- #121705
#121705
oklch(19.4% 0.035 122)
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 #181122, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Black #0D1B2A ΔE 0.037
- Rich Navy #001219 ΔE 0.050
- Almost Black #070D0D ΔE 0.058
- Dark #1B2431 ΔE 0.067
- Very Dark Purple #2A0134 ΔE 0.068
- Midnight Purple #280137 ΔE 0.069
- Jet #212529 ΔE 0.073
- Oxford Blue #1B263B ΔE 0.078
Use #181122 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.