#11508A
Closest named color: Light Navy (#155084). oklch(42.6% 0.114 251.3), rgb(17, 80, 138).
Aa
White text reads best on this color (8.27:1).
About this color
#11508A is a dark, moderately saturated blue. In OKLCH its lightness is 43%, its chroma 0.114 and its hue 251°. Its hue sits on the cool side of the wheel. The nearest named color is Light Navy (#155084), ΔE 0.010 away. White text reads best on it, at 8.27:1.
| Hue family | Blues |
| Lightness | dark (43%) |
| Chroma | moderately saturated (0.114) |
| Temperature | cool |
| Nearest name | Light Navy (#155084) |
| Black text | 2.53:1 |
| White text | 8.27:1 |
Values
| HEX | #11508A |
| RGB | rgb(17, 80, 138) |
| HSL | hsl(209, 78%, 30%) |
| OKLCH | oklch(42.6% 0.114 251.3) |
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 #11508A | 8.27:1 | AAA | Lc -92.8 | Preferred for body text |
| Black text on #11508A | 2.53:1 | Fails | Lc 15.9 | Dividers and decoration only |
| #11508A text on white | 8.27:1 | AAA | Lc 88.1 | Fine for body text |
| #11508A text on black | 2.53:1 | Fails | Lc -14.0 | 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 800.
-
Step 50
50
#F1F6FB
oklch(97.1% 0.009 247.9)
-
Step 100
100
#E1EBF7
oklch(93.6% 0.019 252.9)
-
Step 200
200
#C8DBF1
oklch(88.4% 0.037 252.1)
-
Step 300
300
#A1C4EB
oklch(80.8% 0.067 251.4)
-
Step 400
400
#6DA5E1
oklch(70.7% 0.106 251.1)
-
Step 500
500
#438DD8
oklch(63.1% 0.135 251.1)
-
Step 600
600
#1E75C6
oklch(55.5% 0.148 251.5)
-
Step 700
700
#0E62AB
oklch(49.1% 0.137 251.4)
-
Step 800
800 (this color)
#11508A
oklch(42.6% 0.114 251.3)
-
Step 900
900
#18436F
oklch(37.7% 0.089 251.8)
-
Step 950
950
#0F2841
oklch(27.1% 0.056 250.6)
#11508A 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) | #33548C | 0.032 |
| Deuteranopia (no green cones) | #1E4A89 | 0.018 |
| Tritanopia (no blue cones) | #005E66 | 0.084 |
| Achromatopsia (no color) | #4E4E4E | 0.114 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #11508A
#11508A
oklch(42.6% 0.114 251.3)
- #6D4500
#6D4500
oklch(42.6% 0.091 72)
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 #11508A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Navy #155084 ΔE 0.010
- Dusk Blue #26538D ΔE 0.019
- Deep Sea Blue #015482 ΔE 0.020
- Cobalt #1E488F ΔE 0.026
- Light Navy Blue #2E5A88 ΔE 0.040
- Twilight Blue #0A437A ΔE 0.045
- Denim Blue #3B5B92 ΔE 0.053
- Twilight #4E518B ΔE 0.064
Use #11508A 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.