#17467E
Closest named color: Twilight Blue (#0A437A). oklch(39.4% 0.107 255.1), rgb(23, 70, 126).
Aa
White text reads best on this color (9.48:1).
About this color
#17467E is a dark, moderately saturated blue. In OKLCH its lightness is 39%, its chroma 0.107 and its hue 255°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight Blue (#0A437A), ΔE 0.014 away. White text reads best on it, at 9.48:1.
| Hue family | Blues |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.107) |
| Temperature | cool |
| Nearest name | Twilight Blue (#0A437A) |
| Black text | 2.21:1 |
| White text | 9.48:1 |
Values
| HEX | #17467E |
| RGB | rgb(23, 70, 126) |
| HSL | hsl(213, 69%, 29%) |
| OKLCH | oklch(39.4% 0.107 255.1) |
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 #17467E | 9.48:1 | AAA | Lc -95.9 | Preferred for body text |
| Black text on #17467E | 2.21:1 | Fails | Lc 12.4 | Not readable |
| #17467E text on white | 9.48:1 | AAA | Lc 91.6 | Preferred for body text |
| #17467E text on black | 2.21:1 | Fails | Lc -10.8 | 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
#F1F6FD
oklch(97.1% 0.011 256.7)
-
Step 100
100
#E0EBFA
oklch(93.6% 0.024 256.1)
-
Step 200
200
#C6DBF7
oklch(88.5% 0.045 255.6)
-
Step 300
300
#9EC4F4
oklch(81% 0.08 254.5)
-
Step 400
400
#67A3EF
oklch(70.7% 0.128 255)
-
Step 500
500
#3A8AEA
oklch(63.2% 0.164 255)
-
Step 600
600
#0C71D8
oklch(55.6% 0.178 255.1)
-
Step 700
700
#005EBA
oklch(49.1% 0.163 255.3)
-
Step 800
800
#054D98
oklch(42.7% 0.138 255.3)
-
Step 900
900 (this color)
#17467E
oklch(39.4% 0.107 255.1)
-
Step 950
950
#0C2747
oklch(27.1% 0.068 254.6)
#17467E 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) | #2A4B80 | 0.025 |
| Deuteranopia (no green cones) | #17417D | 0.015 |
| Tritanopia (no blue cones) | #00535B | 0.082 |
| Achromatopsia (no color) | #464646 | 0.107 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #17467E
#17467E
oklch(39.4% 0.107 255.1)
- #603F00
#603F00
oklch(39.6% 0.083 75.5)
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 #17467E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight Blue #0A437A ΔE 0.014
- Cobalt #1E488F ΔE 0.030
- Light Navy #155084 ΔE 0.030
- Deep Sea Blue #015482 ΔE 0.041
- Dusk Blue #26538D ΔE 0.047
- Marine Blue #01386A ΔE 0.056
- Dark Grey Blue #29465B ΔE 0.061
- Light Navy Blue #2E5A88 ΔE 0.067
Use #17467E 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.