#13687A
Closest named color: Dark Aqua (#05696B). oklch(47.9% 0.08 216.3), rgb(19, 104, 122).
Aa
White text reads best on this color (6.38:1).
About this color
#13687A is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 48%, its chroma 0.080 and its hue 216°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Aqua (#05696B), ΔE 0.027 away. White text reads best on it, at 6.38:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (48%) |
| Chroma | moderately saturated (0.080) |
| Temperature | cool |
| Nearest name | Dark Aqua (#05696B) |
| Black text | 3.28:1 |
| White text | 6.38:1 |
Values
| HEX | #13687A |
| RGB | rgb(19, 104, 122) |
| HSL | hsl(190, 73%, 28%) |
| OKLCH | oklch(47.9% 0.08 216.3) |
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 #13687A | 6.38:1 | AA | Lc -86.5 | Fine for body text |
| Black text on #13687A | 3.28:1 | AA large text | Lc 22.7 | Dividers and decoration only |
| #13687A text on white | 6.38:1 | AA | Lc 81.4 | Fine for body text |
| #13687A text on black | 3.28:1 | 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
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100
#E2ECEF
oklch(93.6% 0.011 217.5)
-
Step 200
200
#CADDE2
oklch(88.5% 0.022 215.3)
-
Step 300
300
#A5C7D1
oklch(80.8% 0.039 217.5)
-
Step 400
400
#73ABB9
oklch(70.7% 0.062 215.1)
-
Step 500
500
#4B95A8
oklch(63% 0.079 216.8)
-
Step 600
600
#288093
oklch(55.7% 0.085 215.3)
-
Step 700
700 (this color)
#13687A
oklch(47.9% 0.08 216.3)
-
Step 800
800
#195866
oklch(42.8% 0.066 215.8)
-
Step 900
900
#1C4853
oklch(37.6% 0.051 216.8)
-
Step 950
950
#122A31
oklch(26.9% 0.033 219.1)
#13687A 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) | #5C657B | 0.070 |
| Deuteranopia (no green cones) | #4E5B7A | 0.062 |
| Tritanopia (no blue cones) | #006E6E | 0.032 |
| Achromatopsia (no color) | #5F5F5F | 0.080 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #13687A
#13687A
oklch(47.9% 0.08 216.3)
- #844C3D
#844C3D
oklch(47.9% 0.08 35.8)
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 #13687A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Aqua #05696B ΔE 0.027
- Petrol #005F6A ΔE 0.036
- Deep Turquoise #017374 ΔE 0.039
- Dark Aquamarine #017371 ΔE 0.042
- Peacock Blue #016795 ΔE 0.045
- Denim #3B638C ΔE 0.048
- Deep Aqua #08787F ΔE 0.049
- Sea Blue #047495 ΔE 0.049
Use #13687A 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.