#11123C
Closest named color: Navy Blue (#001146). oklch(21.2% 0.079 276.3), rgb(17, 18, 60).
Aa
White text reads best on this color (17.86:1).
About this color
#11123C is a very dark, moderately saturated blue. In OKLCH its lightness is 21%, its chroma 0.079 and its hue 276°. Its hue sits on the cool side of the wheel. The nearest named color is Navy Blue (#001146), ΔE 0.032 away. White text reads best on it, at 17.86:1.
| Hue family | Blues |
| Lightness | very dark (21%) |
| Chroma | moderately saturated (0.079) |
| Temperature | cool |
| Nearest name | Navy Blue (#001146) |
| Black text | 1.17:1 |
| White text | 17.86:1 |
Values
| HEX | #11123C |
| RGB | rgb(17, 18, 60) |
| HSL | hsl(239, 56%, 15%) |
| OKLCH | oklch(21.2% 0.079 276.3) |
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 #11123C | 17.86:1 | AAA | Lc -106.7 | Preferred for body text |
| Black text on #11123C | 1.17:1 | Fails | Lc 0.0 | Not readable |
| #11123C text on white | 17.86:1 | AAA | Lc 104.4 | Preferred for body text |
| #11123C 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
#F3F5FE
oklch(97.1% 0.012 276.1)
-
Step 100
100
#E5E9FC
oklch(93.7% 0.026 276.4)
-
Step 200
200
#CFD7FC
oklch(88.5% 0.052 275.7)
-
Step 300
300
#B0BCFD
oklch(80.9% 0.093 276)
-
Step 400
400
#8996FC
oklch(70.7% 0.149 276.4)
-
Step 500
500
#6E78FA
oklch(63.1% 0.191 276.2)
-
Step 600
600
#595CE9
oklch(55.5% 0.208 276.3)
-
Step 700
700
#4A4BCB
oklch(49.2% 0.193 276.3)
-
Step 800
800
#3C3EA4
oklch(42.7% 0.161 276.3)
-
Step 900
900
#323782
oklch(37.8% 0.124 275.8)
-
Step 950
950 (this color)
#11123C
oklch(21.2% 0.079 276.3)
#11123C 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) | #00193D | 0.028 |
| Deuteranopia (no green cones) | #00163B | 0.025 |
| Tritanopia (no blue cones) | #001C24 | 0.066 |
| Achromatopsia (no color) | #171717 | 0.079 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #11123C
#11123C
oklch(21.2% 0.079 276.3)
- #1F1900
#1F1900
oklch(21.4% 0.044 97.1)
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 #11123C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Navy Blue #001146 ΔE 0.032
- Night Blue #040348 ΔE 0.048
- Rich Black #0D1B2A ΔE 0.049
- Dark Indigo #1F0954 ΔE 0.053
- Dark Navy #000435 ΔE 0.058
- Midnight Purple #280137 ΔE 0.062
- Very Dark Purple #2A0134 ΔE 0.067
- Oxford Blue #1B263B ΔE 0.069
Use #11123C 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.