#111B18
Closest named color: Rich Black (#0D1B2A). oklch(21.1% 0.016 174.3), rgb(17, 27, 24).
Aa
White text reads best on this color (17.59:1).
About this color
#111B18 is a very dark close to neutral grey. In OKLCH its lightness is 21%, its chroma 0.016. It has too little chroma to lean warm or cool. The nearest named color is Rich Black (#0D1B2A), ΔE 0.036 away. White text reads best on it, at 17.59:1.
| Hue family | Neutrals |
| Lightness | very dark (21%) |
| Chroma | close to neutral grey (0.016) |
| Temperature | neutral |
| Nearest name | Rich Black (#0D1B2A) |
| Black text | 1.19:1 |
| White text | 17.59:1 |
Values
| HEX | #111B18 |
| RGB | rgb(17, 27, 24) |
| HSL | hsl(162, 23%, 9%) |
| OKLCH | oklch(21.1% 0.016 174.3) |
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 #111B18 | 17.59:1 | AAA | Lc -106.6 | Preferred for body text |
| Black text on #111B18 | 1.19:1 | Fails | Lc 0.0 | Not readable |
| #111B18 text on white | 17.59:1 | AAA | Lc 104.4 | Preferred for body text |
| #111B18 text on black | 1.19:1 | 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
#F4F6F5
oklch(97.1% 0.002 165.1)
-
Step 100
100
#E6EBE9
oklch(93.6% 0.006 170.4)
-
Step 200
200
#D3DBD8
oklch(88.4% 0.01 171.8)
-
Step 300
300
#B5C5C0
oklch(81% 0.019 175.2)
-
Step 400
400
#8EA79F
oklch(70.7% 0.03 174.1)
-
Step 500
500
#729188
oklch(63% 0.037 175.4)
-
Step 600
600
#5A7C71
oklch(55.7% 0.042 172.7)
-
Step 700
700
#4A685F
oklch(49.1% 0.038 174.2)
-
Step 800
800
#3D554E
oklch(42.8% 0.031 174.8)
-
Step 900
900
#344641
oklch(37.7% 0.024 176)
-
Step 950
950 (this color)
#111B18
oklch(21.1% 0.016 174.3)
#111B18 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) | #1A1A18 | 0.016 |
| Deuteranopia (no green cones) | #181818 | 0.016 |
| Tritanopia (no blue cones) | #0E1B1A | 0.006 |
| Achromatopsia (no color) | #191919 | 0.016 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #111B18
#111B18
oklch(21.1% 0.016 174.3)
- #1F1619
#1F1619
oklch(21.3% 0.016 356.6)
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 #111B18, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Black #0D1B2A ΔE 0.036
- Rich Navy #001219 ΔE 0.049
- Jet #212529 ΔE 0.053
- Dark #1B2431 ΔE 0.056
- Almost Black #070D0D ΔE 0.059
- Oxford Blue #1B263B ΔE 0.073
- Dark Brown #341C02 ΔE 0.074
- Dark Forest Green #002D04 ΔE 0.084
Use #111B18 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.