#11496B
Closest named color: Dark Grey Blue (#29465B). oklch(38.8% 0.08 240.8), rgb(17, 73, 107).
Aa
White text reads best on this color (9.59:1).
About this color
#11496B is a dark, moderately saturated blue. In OKLCH its lightness is 39%, its chroma 0.080 and its hue 241°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.031 away. White text reads best on it, at 9.59:1.
| Hue family | Blues |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.080) |
| Temperature | cool |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.18:1 |
| White text | 9.59:1 |
Values
| HEX | #11496B |
| RGB | rgb(17, 73, 107) |
| HSL | hsl(203, 73%, 24%) |
| OKLCH | oklch(38.8% 0.08 240.8) |
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 #11496B | 9.59:1 | AAA | Lc -96.1 | Preferred for body text |
| Black text on #11496B | 2.18:1 | Fails | Lc 12.1 | Not readable |
| #11496B text on white | 9.59:1 | AAA | Lc 91.9 | Preferred for body text |
| #11496B text on black | 2.18:1 | Fails | Lc -10.5 | 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 900.
-
Step 50
50
#F1F6FA
oklch(97.1% 0.008 241.7)
-
Step 100
100
#E0ECF5
oklch(93.7% 0.018 240)
-
Step 200
200
#C6DDEE
oklch(88.6% 0.034 239.9)
-
Step 300
300
#9EC6E4
oklch(80.8% 0.06 240.9)
-
Step 400
400
#66A8D7
oklch(70.6% 0.097 241)
-
Step 500
500
#3592CC
oklch(63.2% 0.122 240.4)
-
Step 600
600
#007BB7
oklch(55.7% 0.129 240.7)
-
Step 700
700
#00679B
oklch(49.1% 0.115 241)
-
Step 800
800
#005480
oklch(42.6% 0.1 241.3)
-
Step 900
900 (this color)
#11496B
oklch(38.8% 0.08 240.8)
-
Step 950
950
#0B293D
oklch(27% 0.051 241.6)
#11496B 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) | #394A6D | 0.040 |
| Deuteranopia (no green cones) | #2D416A | 0.032 |
| Tritanopia (no blue cones) | #005155 | 0.053 |
| Achromatopsia (no color) | #454545 | 0.080 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #11496B
#11496B
oklch(38.8% 0.08 240.8)
- #63390F
#63390F
oklch(38.8% 0.08 60.7)
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 #11496B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.031
- Twilight Blue #0A437A ΔE 0.035
- Charcoal #264653 ΔE 0.041
- Light Navy #155084 ΔE 0.045
- Deep Sea Blue #015482 ΔE 0.046
- Deep Teal #00555A ΔE 0.055
- Marine Blue #01386A ΔE 0.056
- Dark Teal #014D4E ΔE 0.057
Use #11496B 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.