#13658E
Closest named color: Peacock Blue (#016795). oklch(48.1% 0.098 237.1), rgb(19, 101, 142).
Aa
White text reads best on this color (6.40:1).
About this color
#13658E is a medium-dark, moderately saturated blue. In OKLCH its lightness is 48%, its chroma 0.098 and its hue 237°. Its hue sits on the cool side of the wheel. The nearest named color is Peacock Blue (#016795), ΔE 0.012 away. White text reads best on it, at 6.40:1.
| Hue family | Blues |
| Lightness | medium-dark (48%) |
| Chroma | moderately saturated (0.098) |
| Temperature | cool |
| Nearest name | Peacock Blue (#016795) |
| Black text | 3.27:1 |
| White text | 6.40:1 |
Values
| HEX | #13658E |
| RGB | rgb(19, 101, 142) |
| HSL | hsl(200, 76%, 32%) |
| OKLCH | oklch(48.1% 0.098 237.1) |
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 #13658E | 6.40:1 | AA | Lc -86.5 | Fine for body text |
| Black text on #13658E | 3.27:1 | AA large text | Lc 22.7 | Dividers and decoration only |
| #13658E text on white | 6.40:1 | AA | Lc 81.4 | Fine for body text |
| #13658E text on black | 3.27:1 | AA large text | Lc -20.5 | 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 700.
-
Step 50
50
#F2F6F9
oklch(97.1% 0.006 239.8)
-
Step 100
100
#E2EBF2
oklch(93.5% 0.014 241)
-
Step 200
200
#CADCE9
oklch(88.5% 0.026 239.1)
-
Step 300
300
#A5C6DC
oklch(81% 0.047 237.4)
-
Step 400
400
#72A8CA
oklch(70.7% 0.076 236.9)
-
Step 500
500
#4A92BD
oklch(63.1% 0.097 237.3)
-
Step 600
600
#277CA9
oklch(55.7% 0.105 236.7)
-
Step 700
700 (this color)
#13658E
oklch(48.1% 0.098 237.1)
-
Step 800
800
#185576
oklch(42.8% 0.081 237.2)
-
Step 900
900
#1B465F
oklch(37.6% 0.064 237.4)
-
Step 950
950
#112938
oklch(26.9% 0.041 238.3)
#13658E 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) | #516590 | 0.055 |
| Deuteranopia (no green cones) | #415A8D | 0.045 |
| Tritanopia (no blue cones) | #007073 | 0.064 |
| Achromatopsia (no color) | #5F5F5F | 0.098 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #13658E
#13658E
oklch(48.1% 0.098 237.1)
- #874E1E
#874E1E
oklch(48.2% 0.098 57)
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 #13658E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Peacock Blue #016795 ΔE 0.012
- Denim #3B638C ΔE 0.028
- Light Navy Blue #2E5A88 ΔE 0.033
- Ocean Blue #03719C ΔE 0.038
- Denim Blue #3B5B92 ΔE 0.041
- Sea Blue #047495 ΔE 0.044
- Dusky Blue #475F94 ΔE 0.047
- YInMn Blue #415A77 ΔE 0.051
Use #13658E 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.