#11222A
Closest named color: Dark (#1B2431). oklch(24.1% 0.027 229.7), rgb(17, 34, 42).
Aa
White text reads best on this color (16.32:1).
About this color
#11222A is a very dark close to neutral grey. In OKLCH its lightness is 24%, its chroma 0.027. It has too little chroma to lean warm or cool. The nearest named color is Dark (#1B2431), ΔE 0.022 away. White text reads best on it, at 16.32:1.
| Hue family | Neutrals |
| Lightness | very dark (24%) |
| Chroma | close to neutral grey (0.027) |
| Temperature | neutral |
| Nearest name | Dark (#1B2431) |
| Black text | 1.28:1 |
| White text | 16.32:1 |
Values
| HEX | #11222A |
| RGB | rgb(17, 34, 42) |
| HSL | hsl(199, 42%, 12%) |
| OKLCH | oklch(24.1% 0.027 229.7) |
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 #11222A | 16.32:1 | AAA | Lc -105.7 | Preferred for body text |
| Black text on #11222A | 1.28:1 | Fails | Lc 0.0 | Not readable |
| #11222A text on white | 16.32:1 | AAA | Lc 103.2 | Preferred for body text |
| #11222A text on black | 1.28:1 | 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
#F3F6F8
oklch(97.1% 0.004 236.5)
-
Step 100
100
#E4EBEF
oklch(93.6% 0.009 232.4)
-
Step 200
200
#CEDCE3
oklch(88.6% 0.018 229)
-
Step 300
300
#ACC5D2
oklch(80.9% 0.033 230.4)
-
Step 400
400
#7FA7BB
oklch(70.6% 0.052 230)
-
Step 500
500
#5E91AA
oklch(63% 0.066 230.4)
-
Step 600
600
#437B95
oklch(55.5% 0.072 229.9)
-
Step 700
700
#34687F
oklch(49.1% 0.067 229.1)
-
Step 800
800
#2C5568
oklch(42.8% 0.056 230)
-
Step 900
900
#284654
oklch(37.7% 0.043 229.5)
-
Step 950
950 (this color)
#11222A
oklch(24.1% 0.027 229.7)
#11222A 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) | #1E212A | 0.020 |
| Deuteranopia (no green cones) | #1A1F2A | 0.016 |
| Tritanopia (no blue cones) | #062425 | 0.018 |
| Achromatopsia (no color) | #202020 | 0.028 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #11222A
#11222A
oklch(24.1% 0.027 229.7)
- #2A1C14
#2A1C14
oklch(24.2% 0.027 50.8)
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 #11222A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark #1B2431 ΔE 0.022
- Rich Black #0D1B2A ΔE 0.027
- Jet #212529 ΔE 0.028
- Oxford Blue #1B263B ΔE 0.037
- Space Cadet #2B2D42 ΔE 0.070
- Rich Navy #001219 ΔE 0.072
- Gunmetal #293241 ΔE 0.076
- Dark Brown #341C02 ΔE 0.082
Use #11222A 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.