#011318
Closest named color: Rich Navy (#001219). oklch(17.3% 0.029 216.2), rgb(1, 19, 24).
Aa
White text reads best on this color (18.95:1).
About this color
#011318 is a very dark close to neutral grey. In OKLCH its lightness is 17%, its chroma 0.029. It has too little chroma to lean warm or cool. The nearest named color is Rich Navy (#001219), ΔE 0.006 away. White text reads best on it, at 18.95:1.
| Hue family | Neutrals |
| Lightness | very dark (17%) |
| Chroma | close to neutral grey (0.029) |
| Temperature | neutral |
| Nearest name | Rich Navy (#001219) |
| Black text | 1.10:1 |
| White text | 18.95:1 |
Values
| HEX | #011318 |
| RGB | rgb(1, 19, 24) |
| HSL | hsl(193, 92%, 5%) |
| OKLCH | oklch(17.3% 0.029 216.2) |
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 #011318 | 18.95:1 | AAA | Lc -107.3 | Preferred for body text |
| Black text on #011318 | 1.10:1 | Fails | Lc 0.0 | Not readable |
| #011318 text on white | 18.95:1 | AAA | Lc 105.3 | Preferred for body text |
| #011318 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
#F2F6F7
oklch(97% 0.004 214.3)
-
Step 100
100
#E3ECEE
oklch(93.7% 0.01 212.5)
-
Step 200
200
#CCDDE1
oklch(88.6% 0.019 213.4)
-
Step 300
300
#A9C7CF
oklch(81% 0.034 215.6)
-
Step 400
400
#79AAB6
oklch(70.8% 0.055 214.6)
-
Step 500
500
#5594A5
oklch(63.1% 0.07 217.2)
-
Step 600
600
#377E90
oklch(55.5% 0.076 217)
-
Step 700
700
#286B7A
oklch(49.2% 0.07 215.2)
-
Step 800
800
#235763
oklch(42.7% 0.058 215.3)
-
Step 900
900
#224851
oklch(37.8% 0.046 215.1)
-
Step 950
950 (this color)
#011318
oklch(17.3% 0.029 216.2)
#011318 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) | #101218 | 0.026 |
| Deuteranopia (no green cones) | #0C0F18 | 0.024 |
| Tritanopia (no blue cones) | #001515 | 0.012 |
| Achromatopsia (no color) | #101010 | 0.029 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #011318
#011318
oklch(17.3% 0.029 216.2)
- #1B0B07
#1B0B07
oklch(17.3% 0.03 36)
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 #011318, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Navy #001219 ΔE 0.006
- Almost Black #070D0D ΔE 0.028
- Rich Black #0D1B2A ΔE 0.049
- Dark Navy Blue #00022E ΔE 0.079
- Dark Navy #000435 ΔE 0.080
- Midnight #03012D ΔE 0.081
- Very Dark Brown #1D0200 ΔE 0.085
- Very Dark Blue #000133 ΔE 0.086
Use #011318 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.