#13619B
Closest named color: Peacock Blue (#016795). oklch(47.9% 0.117 247.1), rgb(19, 97, 155).
Aa
White text reads best on this color (6.54:1).
About this color
#13619B is a medium-dark, moderately saturated blue. In OKLCH its lightness is 48%, its chroma 0.117 and its hue 247°. Its hue sits on the cool side of the wheel. The nearest named color is Peacock Blue (#016795), ΔE 0.022 away. White text reads best on it, at 6.54:1.
| Hue family | Blues |
| Lightness | medium-dark (48%) |
| Chroma | moderately saturated (0.117) |
| Temperature | cool |
| Nearest name | Peacock Blue (#016795) |
| Black text | 3.21:1 |
| White text | 6.54:1 |
Values
| HEX | #13619B |
| RGB | rgb(19, 97, 155) |
| HSL | hsl(206, 78%, 34%) |
| OKLCH | oklch(47.9% 0.117 247.1) |
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 #13619B | 6.54:1 | AA | Lc -87.0 | Fine for body text |
| Black text on #13619B | 3.21:1 | AA large text | Lc 22.1 | Dividers and decoration only |
| #13619B text on white | 6.54:1 | AA | Lc 81.9 | Fine for body text |
| #13619B text on black | 3.21:1 | AA large text | Lc -20.0 | 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 700.
-
Step 50
50
#F2F6FA
oklch(97.1% 0.007 247.9)
-
Step 100
100
#E1EBF5
oklch(93.5% 0.017 248)
-
Step 200
200
#C9DCED
oklch(88.6% 0.031 245.1)
-
Step 300
300
#A4C5E4
oklch(81% 0.057 246.9)
-
Step 400
400
#71A6D6
oklch(70.7% 0.09 246.8)
-
Step 500
500
#498FCC
oklch(63.1% 0.116 247.2)
-
Step 600
600
#2778B8
oklch(55.6% 0.125 246.9)
-
Step 700
700 (this color)
#13619B
oklch(47.9% 0.117 247.1)
-
Step 800
800
#185281
oklch(42.6% 0.098 247.5)
-
Step 900
900
#1B4467
oklch(37.6% 0.076 247.3)
-
Step 950
950
#11283C
oklch(26.9% 0.047 246.9)
#13619B 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) | #45649D | 0.043 |
| Deuteranopia (no green cones) | #31589A | 0.030 |
| Tritanopia (no blue cones) | #006F76 | 0.084 |
| Achromatopsia (no color) | #5D5D5D | 0.117 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #13619B
#13619B
oklch(47.9% 0.117 247.1)
- #844F00
#844F00
oklch(47.8% 0.106 66.7)
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 #13619B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Peacock Blue #016795 ΔE 0.022
- Denim Blue #3B5B92 ΔE 0.033
- Light Navy Blue #2E5A88 ΔE 0.035
- Denim #3B638C ΔE 0.039
- Dusk Blue #26538D ΔE 0.042
- Dusky Blue #475F94 ΔE 0.043
- Mid Blue #276AB3 ΔE 0.047
- Ocean Blue #03719C ΔE 0.047
Use #13619B 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.