#0B1816
Closest named color: Rich Navy (#001219). oklch(19.6% 0.019 183.6), rgb(11, 24, 22).
Aa
White text reads best on this color (18.15:1).
About this color
#0B1816 is a very dark close to neutral grey. In OKLCH its lightness is 20%, its chroma 0.019. It has too little chroma to lean warm or cool. The nearest named color is Rich Navy (#001219), ΔE 0.034 away. White text reads best on it, at 18.15:1.
| Hue family | Neutrals |
| Lightness | very dark (20%) |
| Chroma | close to neutral grey (0.019) |
| Temperature | neutral |
| Nearest name | Rich Navy (#001219) |
| Black text | 1.15:1 |
| White text | 18.15:1 |
Values
| HEX | #0B1816 |
| RGB | rgb(11, 24, 22) |
| HSL | hsl(171, 37%, 7%) |
| OKLCH | oklch(19.6% 0.019 183.6) |
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 #0B1816 | 18.15:1 | AAA | Lc -107.0 | Preferred for body text |
| Black text on #0B1816 | 1.15:1 | Fails | Lc 0.0 | Not readable |
| #0B1816 text on white | 18.15:1 | AAA | Lc 104.8 | Preferred for body text |
| #0B1816 text on black | 1.15:1 | 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
#F3F6F5
oklch(97.1% 0.003 174.5)
-
Step 100
100
#E5EBEA
oklch(93.5% 0.007 185.3)
-
Step 200
200
#D1DCDA
oklch(88.6% 0.012 184)
-
Step 300
300
#B2C6C2
oklch(81% 0.022 182.4)
-
Step 400
400
#89A8A3
oklch(70.7% 0.035 184.5)
-
Step 500
500
#6A938C
oklch(63.1% 0.046 183.1)
-
Step 600
600
#517D76
oklch(55.5% 0.05 183.4)
-
Step 700
700
#426A63
oklch(49.2% 0.047 182)
-
Step 800
800
#365651
oklch(42.7% 0.039 183.6)
-
Step 900
900
#2F4743
oklch(37.7% 0.03 183.1)
-
Step 950
950 (this color)
#0B1816
oklch(19.6% 0.019 183.6)
#0B1816 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) | #171716 | 0.020 |
| Deuteranopia (no green cones) | #151516 | 0.019 |
| Tritanopia (no blue cones) | #071817 | 0.006 |
| Achromatopsia (no color) | #161616 | 0.019 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0B1816
#0B1816
oklch(19.6% 0.019 183.6)
- #1D1214
#1D1214
oklch(19.8% 0.019 6.9)
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 #0B1816, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Navy #001219 ΔE 0.034
- Rich Black #0D1B2A ΔE 0.040
- Almost Black #070D0D ΔE 0.045
- Jet #212529 ΔE 0.068
- Dark #1B2431 ΔE 0.068
- Very Dark Brown #1D0200 ΔE 0.084
- Oxford Blue #1B263B ΔE 0.085
- Dark Brown #341C02 ΔE 0.087
Use #0B1816 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.