#13775E
Closest named color: Dark Aquamarine (#017371). oklch(50.9% 0.095 170.6), rgb(19, 119, 94).
Aa
White text reads best on this color (5.48:1).
About this color
#13775E is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 51%, its chroma 0.095 and its hue 171°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Aquamarine (#017371), ΔE 0.036 away. White text reads best on it, at 5.48:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (51%) |
| Chroma | moderately saturated (0.095) |
| Temperature | cool |
| Nearest name | Dark Aquamarine (#017371) |
| Black text | 3.82:1 |
| White text | 5.48:1 |
Values
| HEX | #13775E |
| RGB | rgb(19, 119, 94) |
| HSL | hsl(165, 72%, 27%) |
| OKLCH | oklch(50.9% 0.095 170.6) |
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 #13775E | 5.48:1 | AA | Lc -82.3 | Fine for body text |
| Black text on #13775E | 3.82:1 | AA large text | Lc 27.1 | Dividers and decoration only |
| #13775E text on white | 5.48:1 | AA | Lc 77.0 | Fine for body text |
| #13775E text on black | 3.82:1 | AA large text | Lc -24.8 | 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
#F2F7F5
oklch(97.2% 0.006 170.4)
-
Step 100
100
#E2EDE8
oklch(93.6% 0.013 167.2)
-
Step 200
200
#C9DFD7
oklch(88.5% 0.026 171.9)
-
Step 300
300
#A4CBBC
oklch(81% 0.046 169.7)
-
Step 400
400
#70B09A
oklch(70.7% 0.074 170.4)
-
Step 500
500
#449C81
oklch(63.1% 0.095 170.3)
-
Step 600
600
#1B866B
oklch(55.5% 0.102 170.9)
-
Step 700
700 (this color)
#13775E
oklch(50.9% 0.095 170.6)
-
Step 800
800
#0F5D49
oklch(42.8% 0.079 170.5)
-
Step 900
900
#184C3D
oklch(37.7% 0.061 170.6)
-
Step 950
950
#102D24
oklch(27.2% 0.039 170.4)
#13775E 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) | #736E5D | 0.097 |
| Deuteranopia (no green cones) | #676560 | 0.094 |
| Tritanopia (no blue cones) | #007870 | 0.027 |
| Achromatopsia (no color) | #696969 | 0.096 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #13775E
#13775E
oklch(50.9% 0.095 170.6)
- #8E4E6D
#8E4E6D
oklch(51% 0.094 350.5)
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 #13775E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Aquamarine #017371 ΔE 0.036
- Bluegreen #017A79 ΔE 0.040
- Deep Turquoise #017374 ΔE 0.041
- Deep Aqua #08787F ΔE 0.052
- Teal #008080 ΔE 0.052
- Dark Aqua #05696B ΔE 0.056
- Jungle Green #048243 ΔE 0.060
- Dark Green Blue #1F6357 ΔE 0.062
Use #13775E 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.