#105488
Closest named color: Deep Sea Blue (#015482). oklch(43.4% 0.107 247.6), rgb(16, 84, 136).
Aa
White text reads best on this color (7.93:1).
About this color
#105488 is a dark, moderately saturated blue. In OKLCH its lightness is 43%, its chroma 0.107 and its hue 248°. Its hue sits on the cool side of the wheel. The nearest named color is Deep Sea Blue (#015482), ΔE 0.012 away. White text reads best on it, at 7.93:1.
| Hue family | Blues |
| Lightness | dark (43%) |
| Chroma | moderately saturated (0.107) |
| Temperature | cool |
| Nearest name | Deep Sea Blue (#015482) |
| Black text | 2.64:1 |
| White text | 7.93:1 |
Values
| HEX | #105488 |
| RGB | rgb(16, 84, 136) |
| HSL | hsl(206, 79%, 30%) |
| OKLCH | oklch(43.4% 0.107 247.6) |
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 #105488 | 7.93:1 | AAA | Lc -91.8 | Preferred for body text |
| Black text on #105488 | 2.64:1 | Fails | Lc 16.9 | Dividers and decoration only |
| #105488 text on white | 7.93:1 | AAA | Lc 87.1 | Fine for body text |
| #105488 text on black | 2.64:1 | Fails | Lc -15.0 | Dividers and decoration only |
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
#E1EBF6
oklch(93.6% 0.018 250.6)
-
Step 200
200
#C8DCEF
oklch(88.5% 0.034 246.8)
-
Step 300
300
#A1C5E8
oklch(80.9% 0.063 247.9)
-
Step 400
400
#6CA6DC
oklch(70.7% 0.1 247.7)
-
Step 500
500
#418FD2
oklch(63.2% 0.127 247.4)
-
Step 600
600
#1878BF
oklch(55.7% 0.138 247.2)
-
Step 700
700
#0464A5
oklch(49% 0.129 247.6)
-
Step 800
800 (this color)
#105488
oklch(43.4% 0.107 247.6)
-
Step 900
900
#16446B
oklch(37.6% 0.083 247.9)
-
Step 950
950
#0E283F
oklch(26.9% 0.054 248)
#105488 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) | #3B578A | 0.039 |
| Deuteranopia (no green cones) | #294C87 | 0.026 |
| Tritanopia (no blue cones) | #006167 | 0.077 |
| Achromatopsia (no color) | #515151 | 0.107 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #105488
#105488
oklch(43.4% 0.107 247.6)
- #734500
#734500
oklch(43.5% 0.096 67.6)
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 #105488, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Sea Blue #015482 ΔE 0.012
- Light Navy #155084 ΔE 0.012
- Dusk Blue #26538D ΔE 0.017
- Light Navy Blue #2E5A88 ΔE 0.030
- Cobalt #1E488F ΔE 0.038
- Denim Blue #3B5B92 ΔE 0.047
- Twilight Blue #0A437A ΔE 0.054
- Peacock Blue #016795 ΔE 0.057
Use #105488 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.