#011636
Closest named color: Navy Blue (#001146). oklch(20.6% 0.069 257), rgb(1, 22, 54).
Aa
White text reads best on this color (17.95:1).
About this color
#011636 is a very dark, muted blue. In OKLCH its lightness is 21%, its chroma 0.069 and its hue 257°. Its hue sits on the cool side of the wheel. The nearest named color is Navy Blue (#001146), ΔE 0.034 away. White text reads best on it, at 17.95:1.
| Hue family | Blues |
| Lightness | very dark (21%) |
| Chroma | muted (0.069) |
| Temperature | cool |
| Nearest name | Navy Blue (#001146) |
| Black text | 1.16:1 |
| White text | 17.95:1 |
Values
| HEX | #011636 |
| RGB | rgb(1, 22, 54) |
| HSL | hsl(216, 96%, 11%) |
| OKLCH | oklch(20.6% 0.069 257) |
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 #011636 | 17.95:1 | AAA | Lc -106.7 | Preferred for body text |
| Black text on #011636 | 1.16:1 | Fails | Lc 0.0 | Not readable |
| #011636 text on white | 17.95:1 | AAA | Lc 104.4 | Preferred for body text |
| #011636 text on black | 1.16:1 | 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
#F1F6FD
oklch(97.1% 0.011 256.7)
-
Step 100
100
#E0EBFA
oklch(93.6% 0.024 256.1)
-
Step 200
200
#C6DBF8
oklch(88.5% 0.046 256.5)
-
Step 300
300
#9FC3F6
oklch(80.9% 0.082 257.1)
-
Step 400
400
#69A2F1
oklch(70.7% 0.131 256.8)
-
Step 500
500
#3E88ED
oklch(63.1% 0.169 257.1)
-
Step 600
600
#186FDB
oklch(55.5% 0.183 257.1)
-
Step 700
700
#075CBE
oklch(49% 0.17 257.1)
-
Step 800
800
#0D4C9A
oklch(42.7% 0.141 257.1)
-
Step 900
900
#15407A
oklch(37.6% 0.109 257.2)
-
Step 950
950 (this color)
#011636
oklch(20.6% 0.069 257)
#011636 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) | #031937 | 0.011 |
| Deuteranopia (no green cones) | #001435 | 0.007 |
| Tritanopia (no blue cones) | #001E23 | 0.053 |
| Achromatopsia (no color) | #171717 | 0.069 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #011636
#011636
oklch(20.6% 0.069 257)
- #221400
#221400
oklch(20.5% 0.043 76.7)
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 #011636, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Navy Blue #001146 ΔE 0.034
- Rich Black #0D1B2A ΔE 0.036
- Dark Navy #000435 ΔE 0.054
- Night Blue #040348 ΔE 0.055
- Rich Navy #001219 ΔE 0.060
- Very Dark Blue #000133 ΔE 0.065
- Dark #1B2431 ΔE 0.067
- Dark Navy Blue #00022E ΔE 0.067
Use #011636 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.