#161624
Closest named color: Rich Black (#0D1B2A). oklch(20.7% 0.028 283.7), rgb(22, 22, 36).
Aa
White text reads best on this color (17.88:1).
About this color
#161624 is a very dark close to neutral grey. In OKLCH its lightness is 21%, its chroma 0.028. It has too little chroma to lean warm or cool. The nearest named color is Rich Black (#0D1B2A), ΔE 0.022 away. White text reads best on it, at 17.88:1.
| Hue family | Neutrals |
| Lightness | very dark (21%) |
| Chroma | close to neutral grey (0.028) |
| Temperature | neutral |
| Nearest name | Rich Black (#0D1B2A) |
| Black text | 1.17:1 |
| White text | 17.88:1 |
Values
| HEX | #161624 |
| RGB | rgb(22, 22, 36) |
| HSL | hsl(240, 24%, 11%) |
| OKLCH | oklch(20.7% 0.028 283.7) |
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 #161624 | 17.88:1 | AAA | Lc -106.8 | Preferred for body text |
| Black text on #161624 | 1.17:1 | Fails | Lc 0.0 | Not readable |
| #161624 text on white | 17.88:1 | AAA | Lc 104.6 | Preferred for body text |
| #161624 text on black | 1.17:1 | 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
#F5F5F8
oklch(97.1% 0.004 286.3)
-
Step 100
100
#E9E9F0
oklch(93.6% 0.009 286.2)
-
Step 200
200
#D7D8E5
oklch(88.5% 0.018 282.5)
-
Step 300
300
#BDBED6
oklch(80.8% 0.034 283.7)
-
Step 400
400
#9C9DC1
oklch(70.8% 0.052 283.7)
-
Step 500
500
#8484B1
oklch(63% 0.067 284.3)
-
Step 600
600
#6E6E9D
oklch(55.7% 0.072 283.8)
-
Step 700
700
#5C5C86
oklch(49.2% 0.067 283.7)
-
Step 800
800
#4B4B6D
oklch(42.7% 0.056 283.8)
-
Step 900
900
#3E3F58
oklch(37.8% 0.043 282.4)
-
Step 950
950 (this color)
#161624
oklch(20.7% 0.028 283.7)
#161624 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) | #121825 | 0.009 |
| Deuteranopia (no green cones) | #121724 | 0.008 |
| Tritanopia (no blue cones) | #13191B | 0.025 |
| Achromatopsia (no color) | #171717 | 0.028 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #161624
#161624
oklch(20.7% 0.028 283.7)
- #1A1809
#1A1809
oklch(20.7% 0.027 101.7)
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 #161624, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Black #0D1B2A ΔE 0.022
- Rich Navy #001219 ΔE 0.049
- Dark #1B2431 ΔE 0.052
- Jet #212529 ΔE 0.058
- Almost Black #070D0D ΔE 0.062
- Oxford Blue #1B263B ΔE 0.065
- Navy Blue #001146 ΔE 0.077
- Very Dark Purple #2A0134 ΔE 0.078
Use #161624 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.